Observed 9:55 PM EDT at KPSM

Newmarket, NH weather

Clear and 40°5°.

Forecasts agree

Now 40°5°

Clear

Wind: Calm; Light through 10 AM
Dew point: 38°3°; Comfortable · down to 30°−1° by 2 AM (dry)
Humidity: 92%; Air 40°5°, dew point 38°3° · fog or dew likely
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 53Moderate; PM2.5 (fine particles) · tomorrow good
Pressure: 30.5 inHg1033 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (39°4° then, 40°5° now)

Good hours for

Below freezing tonight 3–9 AM (low 30°−1°)
Low 30°−1° tonight at 5 AM
Above 50°10° tomorrow by 11 AM
High 64°18° tomorrow at 2 PM
Below 50°10° tomorrow night after 8 PM

TonightDown to 30°−1° by 5 AM · freezing, low 30°−1° · Clear
Tomorrow morningUp to 54°12° by 11 AM · freezing, low 32°0° · Clear
Tomorrow afternoonUp to 64°18° by 2 PM · Clear
Tomorrow nightDown to 39°4° by 4 AM · Clear
Monday morningUp to 58°14° by 11 AM · Clear
Monday afternoonUp to 68°20° by 3 PM · Clear
Monday nightDown to 53°12° by 9 PM · Partly 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 10p	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	0 mph0 km/h, gusts 6 mph9 km/h	89%	0%	0
Sat 11p	Clear	38°3° (likely 38°3° to 39°4°)	38°3°	0%	0 mph0 km/h, gusts 5 mph9 km/h	89%	0%	0
Sun 12a	Clear	37°3° (likely 37°3° to 39°4°)	37°3°	0%	0 mph0 km/h, gusts 6 mph9 km/h	89%	0%	0
Sun 1a	Clear	35°2° (likely 35°2° to 38°3°)	35°2°	0%	0 mph0 km/h, gusts 5 mph9 km/h	89%	0%	0
Sun 2a	Clear	33°1° (likely 33°1° to 38°3°)	33°1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	89%	0%	0
Sun 3a	Clear	31°−1° (likely 31°−1° to 37°3°)	31°−1°	0%	0 mph0 km/h, gusts 5 mph7 km/h	96%	0%	0
Sun 4a	Clear	31°−1° (likely 31°−1° to 36°2°)	31°−1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	96%	0%	0
Sun 5a	Clear	30°−1° (likely 30°−1° to 35°2°)	30°−1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	0%	0
Sun 6a	Clear	32°0° (likely 30°−1° to 35°2°)	32°0°	0%	0 mph0 km/h, gusts 5 mph7 km/h	88%	1%	0
Sun 7a	Sunny	32°0° (likely 28°−2° to 34°1°)	32°0°	0%	0 mph0 km/h, gusts 4 mph7 km/h	88%	8%	0
Sun 8a	Sunny	32°0° (likely 30°−1° to 37°3°)	32°0°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	4%	0
Sun 9a	Sunny	40°4° (likely 40°4° to 43°6°)	40°4°	0%	0 mph0 km/h, gusts 4 mph7 km/h	76%	0%	1
Sun 10a	Sunny	48°9° (likely 48°9° to 53°12°)	48°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	60%	0%	2
Sun 11a	Sunny	54°12° (likely 54°12° to 59°15°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	50%	0%	3
Sun 12p	Sunny	58°14° (likely 58°14° to 63°17°)	58°14°	0%	0 mph0 km/h, gusts 8 mph12 km/h	44%	0%	4
Sun 1p	Sunny	62°17° (likely 62°17° to 65°18°)	62°17°	0%	0 mph0 km/h, gusts 9 mph15 km/h	38%	0%	4
Sun 2p	Sunny	64°18° (likely 64°18° to 66°19°)	64°18°	0%	5 mph8 km/h from SW, gusts 9 mph15 km/h	35%	0%	4
Sun 3p	Sunny	64°18° (likely 64°18° to 67°19°)	64°18°	0%	5 mph8 km/h from SW, gusts 9 mph14 km/h	35%	0%	3
Sun 4p	Sunny	63°17° (likely 62°17° to 66°19°)	63°17°	0%	5 mph8 km/h from SW, gusts 10 mph15 km/h	38%	0%	2
Sun 5p	Sunny	60°16° (likely 58°14° to 62°17°)	60°16°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	46%	0%	1
Sun 6p	Clear	56°13° (likely 51°11° to 56°13°)	56°13°	0%	5 mph8 km/h from SW, gusts 8 mph13 km/h	53%	0%	0
Sun 7p	Clear	52°11° (likely 48°9° to 53°12°)	52°11°	0%	5 mph8 km/h from SW, gusts 8 mph12 km/h	59%	0%	0
Sun 8p	Clear	47°8° (likely 47°8° to 50°10°)	46°8°	0%	5 mph8 km/h from SW, gusts 9 mph15 km/h	68%	0%	0
Sun 9p	Clear	46°8° (likely 46°8° to 48°9°)	45°7°	0%	5 mph8 km/h from SW, gusts 9 mph14 km/h	71%	0%	0
Sun 10p	Clear	44°7° (likely 43°6° to 47°8°)	42°6°	0%	5 mph8 km/h from SW, gusts 9 mph15 km/h	73%	0%	0
Sun 11p	Clear	42°6° (likely 41°5° to 46°8°)	40°4°	0%	5 mph8 km/h from SW, gusts 9 mph14 km/h	79%	0%	0
Mon 12a	Clear	41°5° (likely 40°4° to 44°7°)	39°4°	0%	5 mph8 km/h from SW, gusts 9 mph15 km/h	82%	0%	0
Mon 1a	Clear	41°5° (likely 39°4° to 44°7°)	39°4°	0%	5 mph8 km/h from W, gusts 10 mph16 km/h	79%	0%	0
Mon 2a	Clear	40°4° (likely 39°4° to 42°6°)	38°3°	0%	5 mph8 km/h from W, gusts 10 mph16 km/h	82%	0%	0
Mon 3a	Clear	40°4° (likely 37°3° to 42°6°)	38°3°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	79%	41%	0
Mon 4a	Mostly clear	39°4° (likely 35°2° to 41°5°)	37°3°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	82%	33%	0
Mon 5a	Mostly clear	39°4° (likely 35°2° to 41°5°)	37°3°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	82%	35%	0
Mon 6a	Clear	39°4° (likely 35°2° to 40°4°)	37°3°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	76%	14%	0
Mon 7a	Sunny	40°4° (likely 35°2° to 41°5°)	37°3°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	73%	22%	0
Mon 8a	Sunny	40°4° (likely 38°3° to 43°6°)	37°3°	0%	5 mph8 km/h from W, gusts 10 mph16 km/h	76%	8%	0
Mon 9a	Sunny	46°8° (likely 46°8° to 51°11°)	44°7°	0%	5 mph8 km/h from W, gusts 9 mph15 km/h	71%	13%	1
Mon 10a	Mostly sunny	52°11° (likely 51°11° to 58°14°)	52°11°	0%	5 mph8 km/h from W, gusts 13 mph20 km/h	61%	18%	2
Mon 11a	Mostly sunny	58°14° (likely 56°13° to 62°17°)	58°14°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	53%	58%	3
Mon 12p	Mostly sunny	62°17° (likely 60°16° to 65°18°)	62°17°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	50%	18%	4
Mon 1p	Sunny	66°19° (likely 64°18° to 67°19°)	66°19°	0%	5 mph8 km/h from W, gusts 17 mph27 km/h	45%	16%	4
Mon 2p	Sunny	67°19° (likely 66°19° to 69°21°)	67°19°	0%	5 mph8 km/h from W, gusts 17 mph27 km/h	45%	17%	4
Mon 3p	Sunny	68°20° (likely 66°19° to 70°21°)	68°20°	0%	5 mph8 km/h from W, gusts 16 mph26 km/h	45%	22%	3
Mon 4p	Mostly sunny	67°19° (likely 66°19° to 70°21°)	67°19°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	49%	24%	2
Mon 5p	Mostly sunny	65°18° (likely 63°17° to 67°19°)	65°18°	0%	5 mph8 km/h from W, gusts 13 mph21 km/h	54%	27%	1
Mon 6p	Mostly clear	62°17° (likely 61°16° to 62°17°)	62°17°	0%	5 mph8 km/h from W, gusts 12 mph19 km/h	60%	28%	0
Mon 7p	Mostly clear	58°14° (likely 57°14° to 59°15°)	58°14°	0%	5 mph8 km/h from NW, gusts 14 mph23 km/h	69%	35%	0
Mon 8p	Mostly clear	55°13° (likely 55°13° to 58°14°)	55°13°	0%	5 mph8 km/h from NW, gusts 16 mph25 km/h	77%	62%	0
Mon 9p	Mostly clear	53°12° (likely 52°11° to 56°13°)	53°12°	0%	5 mph8 km/h from NW, gusts 14 mph23 km/h	80%	44%	0

Days ahead

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

Today, Oct 24. Sunny. High 60°16°, low 30°−1°. Typical 57°14° / 36°2°. Dry. Forecasts agree.
1. Evening
  6 PM–midnight
  Clear, 38°3°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 30°−1°
  Dry
Official NWS forecast
Tonight: Clear, with a low around 30. West wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
60°16°–61°16°
Low, likely
28°−2°–31°−1°
Typical high / low
57°14° / 36°2°
Wind
6 mph10 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 65°18°, low 38°3°. Typical 57°14° / 36°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 39°4°
  Dry
Official NWS forecast
Day: Sunny, with a high near 65. Southwest wind 0 to 5 mph.
Night: Mostly clear, with a low around 38. Southwest wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
28°−2°–38°3°
Typical high / low
57°14° / 36°2°
Wind
7 mph11 km/h, gusts 14 mph23 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 68°20°, low 37°3°. Typical 56°13° / 36°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 40°5°
  Dry
Official NWS forecast
Day: Sunny, with a high near 68. West wind around 5 mph.
Night: Mostly clear, with a low around 37. Northwest wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–69°21°
Low, likely
35°2°–40°4°
Typical high / low
56°13° / 36°2°
Wind
10 mph17 km/h, gusts 23 mph36 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 54°12°, low 27°−3°. Typical 56°13° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 38°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 52°11°
  Dry
3. Evening
  6 PM–midnight
  Clear, 38°3°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 30°−1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 54.
Night: Clear, with a low around 27.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–54°12°
Low, likely
27°−3°–37°3°
Typical high / low
56°13° / 35°2°
Wind
9 mph15 km/h, gusts 23 mph36 km/h
UV peak
4
Wednesday, Oct 28. Mostly sunny. High 54°12°, low 34°1°. Typical 56°13° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 33°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 53°12°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 40°5°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 39°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 54.
Night: Mostly clear, with a low around 34.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
51°11°–54°12°
Low, likely
24°−4°–34°1°
Typical high / low
56°13° / 35°2°
Wind
6 mph10 km/h, gusts 14 mph22 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 64°18°, low 46°8°. Typical 55°13° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 64.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
37°3°–46°8°
Typical high / low
55°13° / 35°2°
Wind
11 mph18 km/h, gusts 30 mph47 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 68°20°, low 41°5°. Typical 55°13° / 35°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Partly cloudy, with a low around 41.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–74°23°
Low, likely
41°5°–51°11°
Typical high / low
55°13° / 35°2°
Wind
10 mph16 km/h, gusts 28 mph45 km/h
UV peak
3
Saturday, Oct 31. Partly sunny. High 63°17°, low 44°7°. Typical 54°12° / 34°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
55°13°–64°18°
Low, likely
39°4°–47°8°
Typical high / low
54°12° / 34°1°
Wind
6 mph10 km/h, gusts 15 mph23 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 64°18°, low 45°7°. Typical 54°12° / 34°1°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 58°15°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 58°15°
  40% chance · 0.03 in0.7 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
61°16°–67°19°
Low, likely
38°3°–50°10°
Typical high / low
54°12° / 34°1°
Wind
9 mph15 km/h, gusts 30 mph48 km/h
UV peak
3
Monday, Nov 2. Showers. High 66°19°, low 56°13°. Typical 54°12° / 34°1°. Rain 0.19 in4.8 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Showers, 60°16°
  40% chance · 0.09 in2.4 mm
2. Afternoon
  noon–6 PM
  Showers, 67°19°
  30% chance · 0.05 in1.2 mm
3. Evening
  6 PM–midnight
  Drizzle, 61°16°
  30% chance · 0.02 in0.6 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
60°16°–72°22°
Low, likely
51°11°–64°18°
Typical high / low
54°12° / 34°1°
Wind
13 mph22 km/h, gusts 36 mph58 km/h

10 days15 days30 days

The outlook

Today
Dry, high 60°, low 30°.
Tomorrow
Dry, high 65°, low 38°, warming up.
Monday
Dry, high 68°, low 37°, warming up.
Rest of week
Mostly dry, highs 54–68°.

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

Atlantic Coast at Seavey Island (IN MLLW)

10 mi

Below flood stage

Level: 8.3 ft

Forecast peak 10.0 ft Tue 12 PM, action stage

Reading from Sat 10 PM · NWS gauge page

Atlantic Coast at Hampton (IN MLLW)

14 mi

Below flood stage

Level: 7.5 ft

Forecast peak 10.3 ft Tue 12 PM, action stage

Reading from Sat 9:10 PM · NWS gauge page

Lamprey River near Newmarket

2.0 mi

Below flood stage

Level: 1.4 ft
Flow: 72 cfs

Reading from Sat 9:15 PM · NWS gauge page

Oyster River near Durham

5.2 mi

Level: 0.7 ft
Flow: 1 cfs

Reading from Sat 9:30 PM · NWS gauge page

For your home

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

Heating this week

About 75% less heating than a typical week.

This week 33Typical 135

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 25
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 14 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 38°F).

Open the windows?

Sun, 1:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

DURHAM · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is 3°2° warmer than typical.

Last 7 days vs normal

—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24
—SunOct 25

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

Sun & moon

Sun

Daylight: 10 h 38 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 39 min less
Golden hour: 5:07–6:04 PM; Morning 6:50–7:48 AM
Blue hour: 6:04–6:15 PM; Morning 6:39–6:50 AM; first light 6:39 AM

Stars tonight? Fair

Clear 10:48 PM–6:40 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:17 AM · rises 4:44 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Newmarket. The highest point on the skyline is about 6,300 ft, 48 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Newmarket, NH weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Atlantic Coast at Seavey Island (IN MLLW)

Atlantic Coast at Hampton (IN MLLW)

Lamprey River near Newmarket

Oyster River near Durham

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