Observed 5:00 PM EDT at KHAO

Hamilton, OH weather

Sunny and 70°21°, jacket by 9 PM.

Forecasts agree

Now 70°21°

Sunny

Wind: 3 mph5 km/h; From the east-southeast. Light through 5 AM
Dew point: 46°8°; Comfortable
UV tomorrow: 4Moderate; Moderate 12–5 PM · peak 4
Air quality: 52Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.39 inHg1029 hPa; Falling slowly · −0.04 inHg−1.3 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (70°21° then, 69°21° now)

Good hours for

Below 60°16° tonight after 9 PM
Low 43°6° tomorrow at 7 AM
Above 60°16° tomorrow by noon

TonightDown to 45°7° by 5 AM · Partly cloudy
Tomorrow morningUp to 58°14° by 11 AM · Clear
Tomorrow afternoonUp to 73°23° by 5 PM · Partly cloudy
Tomorrow nightDown to 46°8° by 5 AM · Partly cloudy
Monday morningUp to 60°16° by 11 AM · Partly cloudy
Monday afternoonUp to 75°24° by 3 PM · Mostly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 5p	Sunny	71°22° (likely 68°20° to 71°22°)	71°22°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	37%	20%	1
Sat 6p	Mostly sunny	69°21° (likely 66°19° to 69°21°)	69°21°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	40%	61%	0
Sat 7p	Clear	65°18° (likely 60°16° to 65°18°)	65°18°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	47%	42%	0
Sat 8p	Cloudy	60°16° (likely 58°14° to 60°16°)	60°16°	0%	2 mph3 km/h from E, gusts 6 mph10 km/h	57%	71%	0
Sat 9p	Mostly clear	55°13° (likely 55°13° to 57°14°)	55°13°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	67%	47%	0
Sat 10p	Partly cloudy	53°12° (likely 53°12° to 55°13°)	53°12°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	77%	40%	0
Sat 11p	Partly cloudy	52°11° (likely 52°11° to 54°12°)	52°11°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	79%	35%	0
Sun 12a	Clear	50°10° (likely 50°10° to 52°11°)	50°10°	0%	1 mph2 km/h from NE, gusts 6 mph10 km/h	84%	14%	0
Sun 1a	Clear	49°9° (likely 49°9° to 51°11°)	49°9°	0%	1 mph2 km/h from E, gusts 4 mph7 km/h	87%	5%	0
Sun 2a	Clear	47°8° (likely 47°8° to 50°10°)	47°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	91%	0%	0
Sun 3a	Clear	47°8° (likely 46°8° to 48°9°)	47°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	93%	0%	0
Sun 4a	Clear	46°8° (likely 44°7° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 4 mph7 km/h	94%	0%	0
Sun 5a	Clear	45°7° (likely 43°6° to 46°8°)	45°7°	0%	0 mph0 km/h, gusts 4 mph7 km/h	97%	0%	0
Sun 6a	Clear	44°7° (likely 42°6° to 45°7°)	44°7°	0%	0 mph0 km/h, gusts 4 mph7 km/h	97%	0%	0
Sun 7a	Clear	43°6° (likely 41°5° to 44°7°)	43°6°	0%	0 mph0 km/h, gusts 4 mph7 km/h	97%	2%	0
Sun 8a	Sunny	43°6° (likely 40°4° to 44°7°)	43°6°	0%	0 mph0 km/h, gusts 4 mph7 km/h	100%	7%	0
Sun 9a	Sunny	45°7° (likely 42°6° to 47°8°)	45°7°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	100%	11%	0
Sun 10a	Sunny	52°11° (likely 50°10° to 53°12°)	52°11°	0%	1 mph2 km/h from E, gusts 4 mph6 km/h	91%	0%	1
Sun 11a	Sunny	58°14° (likely 56°13° to 59°15°)	58°14°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	77%	7%	2
Sun 12p	Mostly sunny	63°17° (likely 61°16° to 64°18°)	63°17°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	67%	41%	3
Sun 1p	Mostly sunny	67°19° (likely 65°18° to 68°20°)	67°19°	0%	2 mph3 km/h from SE, gusts 5 mph7 km/h	57%	55%	4
Sun 2p	Mostly sunny	70°21° (likely 68°20° to 70°21°)	70°21°	0%	2 mph3 km/h from SE, gusts 5 mph7 km/h	50%	52%	4
Sun 3p	Mostly sunny	71°22° (likely 70°21° to 72°22°)	71°22°	0%	2 mph3 km/h from SE, gusts 3 mph5 km/h	46%	55%	4
Sun 4p	Mostly sunny	72°22° (likely 70°21° to 72°22°)	72°22°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	44%	49%	3
Sun 5p	Sunny	73°23° (likely 69°21° to 73°23°)	73°23°	0%	1 mph2 km/h from E, gusts 3 mph5 km/h	42%	43%	2
Sun 6p	Partly sunny	71°22° (likely 67°19° to 71°22°)	71°22°	0%	0 mph0 km/h, gusts 3 mph5 km/h	46%	42%	1
Sun 7p	Cloudy	66°19° (likely 62°17° to 66°19°)	66°19°	0%	0 mph0 km/h, gusts 4 mph7 km/h	57%	60%	0
Sun 8p	Clear	62°17° (likely 59°15° to 62°17°)	62°17°	0%	0 mph0 km/h, gusts 5 mph7 km/h	66%	43%	0
Sun 9p	Mostly clear	57°14° (likely 57°14° to 60°16°)	57°14°	0%	0 mph0 km/h, gusts 4 mph7 km/h	77%	26%	0
Sun 10p	Clear	55°13° (likely 55°13° to 58°14°)	55°13°	0%	0 mph0 km/h, gusts 3 mph5 km/h	80%	15%	0
Sun 11p	Clear	53°12° (likely 53°12° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 2 mph4 km/h	85%	18%	0
Mon 12a	Clear	51°11° (likely 51°11° to 56°13°)	51°11°	0%	0 mph0 km/h, gusts 3 mph4 km/h	88%	17%	0
Mon 1a	Clear	50°10° (likely 50°10° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 2 mph4 km/h	92%	13%	0
Mon 2a	Mostly clear	48°9° (likely 48°9° to 51°11°)	48°9°	0%	0 mph0 km/h, gusts 2 mph4 km/h	94%	21%	0
Mon 3a	Clear	48°9° (likely 47°8° to 50°10°)	48°9°	0%	0 mph0 km/h, gusts 2 mph4 km/h	95%	53%	0
Mon 4a	Mostly clear	47°8° (likely 46°8° to 49°9°)	47°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	96%	55%	0
Mon 5a	Cloudy	46°8° (likely 45°7° to 49°9°)	46°8°	0%	0 mph0 km/h, gusts 2 mph4 km/h	98%	53%	0
Mon 6a	Mostly clear	45°7° (likely 44°7° to 48°9°)	45°7°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	20%	0
Mon 7a	Partly cloudy	44°7° (likely 42°6° to 47°8°)	44°7°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	41%	0
Mon 8a	Partly sunny	44°7° (likely 41°5° to 47°8°)	44°7°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	42%	0
Mon 9a	Mostly sunny	46°8° (likely 42°6° to 50°10°)	46°8°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	57%	0
Mon 10a	Mostly sunny	52°11° (likely 49°9° to 56°13°)	52°11°	0%	0 mph0 km/h, gusts 2 mph4 km/h	88%	50%	1
Mon 11a	Mostly sunny	60°16° (likely 56°13° to 62°17°)	60°16°	0%	0 mph0 km/h, gusts 5 mph8 km/h	70%	54%	2
Mon 12p	Cloudy	65°18° (likely 64°18° to 67°19°)	65°18°	0%	0 mph0 km/h, gusts 6 mph9 km/h	61%	55%	3
Mon 1p	Cloudy	70°21° (likely 69°21° to 71°22°)	70°21°	0%	1 mph2 km/h from SW, gusts 5 mph8 km/h	50%	78%	4
Mon 2p	Partly sunny	72°22° (likely 72°22° to 73°23°)	72°22°	0%	1 mph2 km/h from SW, gusts 5 mph9 km/h	47%	65%	4
Mon 3p	Partly sunny	75°24° (likely 74°23° to 75°24°)	75°24°	0%	1 mph2 km/h from SW, gusts 5 mph9 km/h	42%	48%	3
Mon 4p	Partly sunny	75°24° (likely 74°23° to 75°24°)	75°24°	0%	0 mph0 km/h, gusts 5 mph8 km/h	41%	59%	3

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Cloudy. High 71°22°, low 43°6°. Typical 64°18° / 40°4°. Dry. Forecasts agree.
1. Evening
  6 PM–midnight
  Mostly clear, 60°16°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Official NWS forecast
Today: Mostly sunny, with a high near 71. East wind around 3 mph.
Tonight: Mostly clear, with a low around 43. Northeast wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
70°21°–71°22°
Low, likely
40°4°–43°6°
Typical high / low
64°18° / 40°4°
Wind
7 mph10 km/h, gusts 13 mph22 km/h
UV peak
4
Tomorrow, Oct 25. Mostly sunny. High 73°23°, low 44°7°. Typical 64°18° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Official NWS forecast
Day: Sunny, with a high near 73. East wind around 2 mph.
Night: Mostly clear, with a low around 44. Wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–73°23°
Low, likely
40°4°–44°7°
Typical high / low
64°18° / 39°4°
Wind
6 mph9 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 75°24°, low 46°8°. Typical 63°17° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 75. Northwest wind around 1 mph.
Night: Partly cloudy, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–75°24°
Low, likely
41°5°–47°8°
Typical high / low
63°17° / 39°4°
Wind
4 mph6 km/h, gusts 11 mph17 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 73°23°, low 49°9°. Typical 63°17° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 73.
Night: Mostly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–73°23°
Low, likely
42°6°–50°10°
Typical high / low
63°17° / 39°4°
Wind
6 mph10 km/h, gusts 12 mph19 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 75°24°, low 48°9°. Typical 62°17° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 75.
Night: Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–76°24°
Low, likely
48°9°–53°12°
Typical high / low
62°17° / 38°3°
Wind
8 mph13 km/h, gusts 15 mph25 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 77°25°, low 48°9°. Typical 62°17° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 76°25°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 77.
Night: Mostly clear, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–77°25°
Low, likely
43°6°–53°12°
Typical high / low
62°17° / 38°3°
Wind
10 mph16 km/h, gusts 22 mph35 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 77°25°, low 52°11°. Typical 61°16° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 65°18°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 77.
Night: Mostly cloudy, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–78°26°
Low, likely
44°7°–54°12°
Typical high / low
61°16° / 38°3°
Wind
7 mph11 km/h, gusts 21 mph34 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 75°24°, low 53°12°. Typical 61°16° / 37°3°. Rain 0.02 in0.5 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 77°25°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 68°20°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 65°18°
  50% chance · 0.17 in4.3 mm
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
71°22°–79°26°
Low, likely
50°10°–60°16°
Typical high / low
61°16° / 37°3°
Wind
11 mph17 km/h, gusts 21 mph34 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 69°21°, low 62°17°. Typical 60°16° / 37°3°. Rain 0.74 in19 mm, 60% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 63°17°
  60% chance · 0.5 in13 mm
2. Afternoon
  noon–6 PM
  Drizzle, 68°20°
  50% chance · 0.18 in4.6 mm
3. Evening
  6 PM–midnight
  Drizzle, 67°20°
  50% chance · 0.05 in1.1 mm
4. Overnight
  midnight–6 AM
  Showers, 61°16°
  40% chance · 0.4 in10.1 mm
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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–72°22°
Low, likely
58°14°–66°19°
Typical high / low
60°16° / 37°3°
Wind
15 mph24 km/h, gusts 26 mph42 km/h
UV peak
2
Monday, Nov 2. Showers. High 68°20°, low 52°11°. Typical 60°16° / 37°3°. Rain 0.68 in17 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Showers, 59°15°
  40% chance · 0.31 in7.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 57°14°
  40% chance · 0.05 in1.4 mm
3. Evening
  6 PM–midnight
  Partly cloudy, 52°11°
  40% chance · 0.07 in1.8 mm
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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–71°22°
Low, likely
43°6°–61°16°
Typical high / low
60°16° / 37°3°
Wind
18 mph28 km/h, gusts 37 mph60 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 71°, low 43°.
Tomorrow
Dry, high 73°, low 44°.
Monday
Dry, high 75°, low 46°.
Rest of week
Highs 68–77°; chance of precipitation on Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (ILN) (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

Great Miami River at Hamilton

0.4 mi

Below flood stage

Level: 63.0 ft
Flow: 1,540 cfs

Forecast peak 63.0 ft Sat 8 PM

Reading from Sat 4:15 PM · NWS gauge page

Great Miami River at Middletown

12 mi

Below flood stage

Level: 2.4 ft
Flow: 1,200 cfs

Forecast peak 2.4 ft Sat 8 PM

Reading from Sat 4:30 PM · NWS gauge page

Great Miami River at Franklin

18 mi

Below flood stage

Level: 0.9 ft
Flow: 1,060 cfs

Forecast peak 1.0 ft Sat 8 PM

Reading from Sat 4 PM · NWS gauge page

Twin Creek near Germantown

19 mi

Below flood stage

Level: 1.5 ft
Flow: 81 cfs

Forecast peak 1.5 ft Sat 8 PM

Reading from Sat 3:30 PM · NWS gauge page

For your home

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

Heating this week

About 80% less heating than a typical week.

This week 20Typical 100

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 14
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 46°F).

Open the windows?

Today, 6:00 PM–8:00 PM

Good stretch to open the windows.

Is this typical?

FAIRFIELD · official normals 1991–2020 · records 1913–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

On average 0° warmer than normal (daily mean temperature).

−8°−5°SunOct 18
−4°−2°MonOct 19
+4°+2°TueOct 20
+3°+1°WedOct 21
+4°+2°ThuOct 22
+4°+2°FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 49 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 26 min less
Golden hour: 6:09–7:03 PM; Morning 7:40–8:34 AM
Blue hour: 7:03–7:14 PM; Morning 7:30–7:40 AM; first light 7:30 AM

Stars tonight? Fair

Mostly clear 12–7:31 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 6:11 AM · rises 5:43 PM
Full moon: Oct 26
New moon: Nov 9

Looking south from Hamilton. The highest point on the skyline is about 3,900 ft, 43 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Hamilton, OH weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Great Miami River at Hamilton

Great Miami River at Middletown

Great Miami River at Franklin

Twin Creek near Germantown

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon