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Observed 8:55 AM MDT at KEIK

Frederick, CO weather

Mostly sunny and 48°9°.

Today: low 39°4° (likely 39°4° to 46°8°), high 55°13° (likely 53°12° to 57°14°).

Mostly agree

Now 48°9°

Mostly sunny · Feels like 43°6°

Wind
9 mph15 km/h
From the northeast. 35–13 mph21 km/h through 9 PM
Dew point
36°2°
Comfortable
UV index
0Low
Moderate 11 AM–3 PM · peak 4
Air quality
34Good
Main pollutant: Ozone
Pressure
30.31 inHg1026 hPa
Rising · +0.12 inHg+4.0 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

23°13° cooler than this time yesterday (70°21° then, 47°8° now)

Good hours for
  • Dry until 6 PM
  • High 54°12° today at 1 PM
  • Rain tonight 6–9 PM (40%, 0.12 in3 mm)
  • Low 39°4° tomorrow at 7 AM
  • Rain tomorrow night 6 PM–6 AM (80%, 0.66 in17 mm)
  1. This morningNear 51°11° · Mostly cloudy
  2. This afternoonNear 53°12° · rain chance 30% · Cloudy
  3. TonightDown to 41°5° by 4 AM · Rain 6–9 PM (40%)
  4. Tomorrow morningUp to 48°9° by 11 AM · Mostly cloudy
  5. Tomorrow afternoonUp to 57°14° by 4 PM · rain chance 10% · Partly cloudy
  6. Tomorrow nightDown to 42°6° by 5 AM · Rain all night (80%)
  7. Monday morningNear 43°6° · Mostly cloudy · rain chance 20%
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 9aMostly sunny50°10° (likely 47°8° to 52°11°)46°8°5%12 mph19 km/h from NNE, gusts 14 mph22 km/h61%40%0
Sat 10aPartly sunny52°11° (likely 47°8° to 54°12°)52°11°5%13 mph21 km/h from NNE, gusts 15 mph24 km/h56%66%1
Sat 11aCloudy52°11° (likely 49°9° to 55°13°)52°11°5%12 mph19 km/h from NNE, gusts 13 mph21 km/h56%74%3
Sat 12pPartly sunny52°11° (likely 51°11° to 55°13°)52°11°10%, 0.01 in0.3 mm10 mph16 km/h from NE, gusts 13 mph20 km/h54%62%4
Sat 1pCloudy54°12° (likely 53°12° to 56°13°)54°12°10%, 0.01 in0.3 mm9 mph14 km/h from NE, gusts 13 mph20 km/h48%80%4
Sat 2pCloudy54°12° (likely 53°12° to 57°14°)54°12°10%, 0.01 in0.3 mm9 mph14 km/h from NE, gusts 12 mph20 km/h48%88%4
Sat 3pCloudy54°12° (likely 53°12° to 57°14°)54°12°30%, 0.01 in0.3 mm8 mph13 km/h from NE, gusts 12 mph19 km/h48%87%2
Sat 4pCloudy54°12° (likely 51°11° to 56°13°)54°12°30%, 0.01 in0.3 mm8 mph13 km/h from ENE, gusts 11 mph18 km/h48%96%1
Sat 5pCloudy53°12° (likely 49°9° to 55°13°)53°12°30%, 0.01 in0.3 mm7 mph11 km/h from ENE, gusts 9 mph15 km/h50%98%0
Sat 6pCloudy50°10° (likely 47°8° to 53°12°)47°8°40%, 0.04 in1 mm7 mph11 km/h from E, gusts 11 mph17 km/h61%100%0
Sat 7pCloudy48°9° (likely 45°7° to 51°11°)45°7°40%, 0.04 in1 mm6 mph10 km/h from ESE, gusts 12 mph19 km/h68%98%0
Sat 8pCloudy47°8° (likely 44°7° to 50°10°)45°7°40%, 0.04 in1 mm5 mph8 km/h from ESE, gusts 12 mph19 km/h74%98%0
Sat 9pCloudy46°8° (likely 44°7° to 49°9°)45°7°20%, 0.04 in1 mm3 mph5 km/h from ESE, gusts 11 mph17 km/h79%99%0
Sat 10pCloudy46°8° (likely 43°6° to 48°9°)45°7°20%, 0.04 in1 mm3 mph5 km/h from ESE, gusts 7 mph11 km/h76%93%0
Sat 11pCloudy45°7° (likely 42°6° to 46°8°)44°7°20%, 0.04 in1 mm3 mph5 km/h from ESE, gusts 8 mph12 km/h79%92%0
Sun 12aCloudy44°7° (likely 41°5° to 46°8°)42°6°5%3 mph5 km/h from ESE, gusts 8 mph13 km/h82%89%0
Sun 1aCloudy43°6° (likely 41°5° to 45°7°)40°4°5%5 mph8 km/h from ESE, gusts 9 mph14 km/h86%86%0
Sun 2aCloudy43°6° (likely 40°4° to 44°7°)40°4°5%5 mph8 km/h from ESE, gusts 9 mph15 km/h86%87%0
Sun 3aCloudy42°6° (likely 40°4° to 43°6°)39°4°5%5 mph8 km/h from E, gusts 8 mph13 km/h89%85%0
Sun 4aCloudy41°5° (likely 39°4° to 43°6°)39°4°5%3 mph5 km/h from E, gusts 7 mph11 km/h93%81%0
Sun 5aCloudy41°5° (likely 38°3° to 42°6°)39°4°5%3 mph5 km/h from E, gusts 5 mph8 km/h93%83%0
Sun 6aMostly clear40°4° (likely 37°3° to 41°5°)38°3°0%3 mph5 km/h from E, gusts 5 mph9 km/h100%61%0
Sun 7aMostly cloudy39°4° (likely 37°3° to 41°5°)37°3°0%3 mph5 km/h from E, gusts 6 mph10 km/h100%51%0
Sun 8aCloudy39°4° (likely 37°3° to 42°6°)37°3°0%3 mph5 km/h from ENE, gusts 7 mph11 km/h100%81%0
Sun 9aCloudy43°6° (likely 40°4° to 43°6°)40°4°5%5 mph8 km/h from NE, gusts 6 mph10 km/h96%77%1
Sun 10aCloudy46°8° (likely 42°6° to 46°8°)44°7°5%5 mph8 km/h from NE, gusts 6 mph9 km/h89%74%2
Sun 11aMostly cloudy48°9° (likely 45°7° to 49°9°)47°8°5%3 mph5 km/h from NE, gusts 7 mph11 km/h83%64%3
Sun 12pMostly cloudy51°11° (likely 47°8° to 53°12°)51°11°5%3 mph5 km/h from NE, gusts 6 mph10 km/h74%49%4
Sun 1pMostly cloudy54°12° (likely 50°10° to 55°13°)54°12°5%5 mph8 km/h from NE, gusts 10 mph16 km/h66%57%5
Sun 2pMostly cloudy56°13° (likely 51°11° to 58°14°)56°13°5%6 mph10 km/h from NNE, gusts 9 mph15 km/h62%59%5
Sun 3pCloudy56°13° (likely 53°12° to 59°15°)56°13°10%7 mph11 km/h from NNE, gusts 9 mph15 km/h62%55%4
Sun 4pSunny57°14° (likely 53°12° to 59°15°)57°14°10%8 mph13 km/h from NNE, gusts 11 mph18 km/h59%31%3
Sun 5pCloudy56°13° (likely 53°12° to 58°14°)56°13°10%9 mph14 km/h from NNE, gusts 15 mph24 km/h62%70%1
Sun 6pCloudy53°12° (likely 50°10° to 56°13°)53°12°80%, 0.07 in1.8 mm9 mph14 km/h from N, gusts 18 mph29 km/h71%92%0
Sun 7pCloudy52°11° (likely 47°8° to 54°12°)52°11°80%, 0.07 in1.8 mm8 mph13 km/h from N, gusts 20 mph33 km/h74%95%0
Sun 8pCloudy50°10° (likely 46°8° to 52°11°)47°8°80%, 0.07 in1.8 mm8 mph13 km/h from N, gusts 21 mph33 km/h83%98%0
Sun 9pCloudy48°9° (likely 45°7° to 51°11°)44°7°80%, 0.07 in1.8 mm8 mph13 km/h from N, gusts 15 mph24 km/h93%100%0
Sun 10pCloudy47°8° (likely 45°7° to 50°10°)43°6°80%, 0.07 in1.8 mm8 mph13 km/h from N, gusts 20 mph32 km/h96%100%0
Sun 11pShowers46°8° (likely 44°7° to 49°9°)42°6°80%, 0.07 in1.8 mm7 mph11 km/h from N, gusts 21 mph34 km/h100%99%0
Mon 12aDrizzle46°8° (likely 44°7° to 49°9°)43°6°70%, 0.04 in1 mm6 mph10 km/h from N, gusts 19 mph30 km/h96%98%0
Mon 1aDrizzle45°7° (likely 44°7° to 48°9°)42°6°70%, 0.04 in1 mm6 mph10 km/h from N, gusts 15 mph24 km/h100%99%0
Mon 2aDrizzle45°7° (likely 43°6° to 48°9°)42°6°70%, 0.04 in1 mm6 mph10 km/h from N, gusts 15 mph24 km/h96%99%0
Mon 3aDrizzle44°7° (likely 44°7° to 48°9°)41°5°70%, 0.04 in1 mm6 mph10 km/h from N, gusts 12 mph20 km/h100%99%0
Mon 4aCloudy43°6° (likely 43°6° to 47°8°)40°4°70%, 0.04 in1 mm5 mph8 km/h from N, gusts 14 mph23 km/h100%97%0
Mon 5aDrizzle42°6° (likely 42°6° to 47°8°)39°4°70%, 0.04 in1 mm5 mph8 km/h from N, gusts 12 mph20 km/h100%95%0
Mon 6aShowers42°6° (likely 42°6° to 48°9°)40°4°20%, 0.01 in0.3 mm3 mph5 km/h from N, gusts 11 mph18 km/h100%92%0
Mon 7aShowers43°6° (likely 43°6° to 48°9°)41°5°20%, 0.01 in0.3 mm3 mph5 km/h from NNE, gusts 9 mph14 km/h96%83%0
Mon 8aShowers44°7° (likely 42°6° to 48°9°)41°5°20%, 0.01 in0.3 mm5 mph8 km/h from NNE, gusts 6 mph10 km/h96%73%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Drizzle. High 55°13°, low 39°4°. Typical 62°17° / 30°−1°. Rain 0.02 in0.5 mm, 30% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 54°12°

      30% chance · 0.06 in1.5 mm

    3. Evening

      6 PM–midnight

      Cloudy, 47°8°

      40% chance · 0.24 in6.1 mm

    4. Overnight

      midnight–6 AM

      Cloudy, 41°5°

      Dry

    Official NWS forecast

    Today: A chance of rain showers after 3pm. Mostly cloudy. High near 55, with temperatures falling to around 53 in the afternoon. Northeast wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

    Tonight: A chance of rain showers before midnight. Cloudy. Low around 39, with temperatures rising to around 41 overnight. East wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    53°12°–57°14°
    Low, likely
    39°4°–46°8°
    Typical high / low
    62°17° / 30°−1°
    Wind
    15 mph24 km/h, gusts 24 mph39 km/h
    UV peak
    5
  2. Tomorrow, Oct 25. Mostly cloudy. High 57°14°, low 41°5°. Typical 62°17° / 30°−1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 39°4°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 57°14°

      Dry

    3. Evening

      6 PM–midnight

      Showers, 50°10°

      80% chance · 0.42 in11 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 42°6°

      70% chance · 0.24 in6.1 mm

    Official NWS forecast

    Day: Partly sunny, with a high near 57. Northeast wind 3 to 9 mph.

    Night: Rain showers. Cloudy, with a low around 41. North wind 5 to 9 mph. Chance of precipitation is 80%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    53°12°–60°16°
    Low, likely
    37°3°–41°5°
    Typical high / low
    62°17° / 30°−1°
    Wind
    15 mph25 km/h, gusts 26 mph41 km/h
    UV peak
    5
  3. Monday, Oct 26. Mostly cloudy. High 59°15°, low 35°2°. Typical 62°17° / 30°−1°. Rain 0.11 in2.8 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Showers, 44°7°

      30% chance · 0.03 in0.8 mm

    2. Afternoon

      noon–6 PM

      Sunny, 61°16°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 50°10°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 36°2°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A slight chance of rain showers before noon. Partly sunny, with a high near 59. Northeast wind around 6 mph. Chance of precipitation is 20%.

    Night: Mostly clear, with a low around 35.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    58°14°–62°17°
    Low, likely
    35°2°–46°8°
    Typical high / low
    62°17° / 30°−1°
    Wind
    12 mph20 km/h, gusts 23 mph37 km/h
    UV peak
    5
  4. Tuesday, Oct 27. Mostly sunny. High 65°18°, low 38°3°. Typical 61°16° / 29°−2°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 37°3°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 68°20°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 55°13°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 37°3°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 65.

    Night: Mostly clear, with a low around 38.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    65°18°–69°21°
    Low, likely
    31°−1°–39°4°
    Typical high / low
    61°16° / 29°−2°
    Wind
    15 mph24 km/h, gusts 28 mph45 km/h
    UV peak
    5
  5. Wednesday, Oct 28. Cloudy. High 65°18°, low 37°3°. Typical 61°16° / 29°−2°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 39°4°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 66°19°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 53°11°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 38°3°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 65.

    Night: Partly cloudy, with a low around 37.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    64°18°–68°20°
    Low, likely
    32°0°–41°5°
    Typical high / low
    61°16° / 29°−2°
    Wind
    8 mph12 km/h, gusts 32 mph52 km/h
    UV peak
    5
  6. Thursday, Oct 29. Partly sunny. High 66°19°, low 39°4°. Typical 60°16° / 29°−2°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Sunny, 40°4°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 67°19°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 52°11°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 38°3°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 66.

    Night: Partly cloudy, with a low around 39.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    66°19°–68°20°
    Low, likely
    31°−1°–44°7°
    Typical high / low
    60°16° / 29°−2°
    Wind
    11 mph18 km/h, gusts 20 mph33 km/h
    UV peak
    4
  7. Friday, Oct 30. Cloudy. High 65°18°, low 40°4°. Typical 60°16° / 28°−2°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 41°5°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 68°20°

      Dry

    3. Evening

      6 PM–midnight

      Partly cloudy, 54°12°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 41°5°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 65.

    Night: Mostly cloudy, with a low around 40.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    64°18°–71°22°
    Low, likely
    31°−1°–45°7°
    Typical high / low
    60°16° / 28°−2°
    Wind
    8 mph13 km/h, gusts 16 mph26 km/h
    UV peak
    4
  8. Saturday, Oct 31. Drizzle. High 63°17°, low 41°5°. Typical 60°16° / 28°−2°. Rain 0.06 in1.5 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Mostly sunny, 46°8°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 64°18°

      Dry

    3. Evening

      6 PM–midnight

      Drizzle, 51°11°

      20% chance · 0.04 in1.1 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 38°3°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    56°13°–68°20°
    Low, likely
    35°2°–46°8°
    Typical high / low
    60°16° / 28°−2°
    Wind
    10 mph16 km/h, gusts 17 mph28 km/h
    UV peak
    4
  9. Sunday, Nov 1. Drizzle. High 53°12°, low 36°2°. Typical 59°15° / 28°−2°. Rain 0.08 in2 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 41°5°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 53°12°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 44°7°

      30% chance

    4. Overnight

      midnight–6 AM

      Clear, 36°2°

      30% chance

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    40°4°–60°16°
    Low, likely
    26°−3°–40°4°
    Typical high / low
    59°15° / 28°−2°
    Wind
    19 mph31 km/h, gusts 37 mph60 km/h
    UV peak
    4
  10. Monday, Nov 2. Cloudy. High 58°14°, low 40°4°. Typical 59°15° / 28°−2°. Rain 0.04 in1 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 43°6°

      30% chance

    2. Afternoon

      noon–6 PM

      Sunny, 60°15°

      20% chance

    3. Evening

      6 PM–midnight

      Cloudy, 48°9°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    54°12°–62°17°
    Low, likely
    37°3°–46°8°
    Typical high / low
    59°15° / 28°−2°
    Wind
    12 mph19 km/h, gusts 24 mph38 km/h
    UV peak
    4

The outlook

  1. Today

    Dry, high 55°, low 39°.

  2. Tomorrow

    Dry, high 57°, low 41°.

  3. Monday

    Dry, high 59°, low 35°.

  4. Rest of week

    Mostly dry, highs 53–66°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (BOU) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Saint Vrain Creek below Longmont

4.2 mi
Below flood stage
Level
10.1 ft
Flow
106 cfs

Reading from Sat 8 AM · NWS gauge page

South Platte River at Fort Lupton

8.3 mi
Below flood stage
Level
3.3 ft
Flow
121 cfs

Reading from Sat 8 AM · NWS gauge page

Boulder Creek (CO) at North 75TH St.

11 mi
Below flood stage
Level
4.2 ft
Flow
under 1 cfs

Reading from Sat 8:15 AM · NWS gauge page

Saint Vrain Creek near Platteville

12 mi
Below flood stage
Level
1.5 ft
Flow
92 cfs

Reading from Sat 8:30 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 75% less heating than a typical week.

This week 34Typical 139

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
26
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at. About 8 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 36°F).

Open the windows?

No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.

Is this typical?

LONGMONT 2 ESE · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is 7°4° colder than typical.

Normal high / low
62°17° / 30°−1°
Forecast high / low
55°13° / 39°4°
Record high
84°29° in 2003
Record low
8°−13° in 1942

Last 7 days vs normal

On average 9°5° warmer than normal (daily mean temperature).

  1. +5°+3°SunOct 18
  2. +9°+5°MonOct 19
  3. +6°+3°TueOct 20
  4. +9°+5°WedOct 21
  5. +13°+7°ThuOct 22
  6. +13°+7°FriOct 23
  7. —SatOct 24

Frederick weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:20 AM, sunset 6:07 PM.

Daylight
10 h 47 min
Losing 2 min 25 s a day; shortest Dec 21, 1 h 28 min less
Golden hour
5:29–6:24 PM
Morning 7:03–7:58 AM
Blue hour
6:24–6:34 PM
Morning 6:52–7:03 AM; first light 6:52 AM

Stars tonight? Poor

Clouds most of the night (about 89% cover).

Moon

Waxing gibbous

97% lit · growing

Today
sets 5:37 AM · rises 5:06 PM
Full moon
Oct 25
New moon
Nov 9
Looking west from Frederick. The highest point on the skyline is about 14,100 ft, 50 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

UniColorado Heating & Cooling, a Denver HVAC installer

UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.