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Weather in New Hampshire for December 2026

Your guide to New Hampshire weather in December - trends and predictions

    Snow Forecast ❄️

  • New Hampshire typically experiences moderate snowfall in December, with an average of 9 snowy days.

    • Temperatures

  • In general, the average temperature in New Hampshire at the beginning of December is -1.6 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of -1.7 °F by the end of December.

    • More

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Average dry days
21
Dry days
Average rainy days
1
Rainy days
Average snowy days
9
Snow days
Average temperatures
-1°/-9°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
67 %
Avg humidity

New Hampshire Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
1°
2
Moderate or heavy snow showers
-3°
3
Partly cloudy
0°
4
Cloudy
0°
5
Partly cloudy
-6°
6
Overcast
-3°
7
Overcast
0°
8
Sunny
-4°
9
Cloudy
-5°
10
Moderate or heavy snow showers
0°
11
Cloudy
0°
12
Partly cloudy
-2°
13
Cloudy
-2°
14
Overcast
-3°
15
Overcast
-6°
16
Overcast
-1°
17
Overcast
0°
18
Cloudy
0°
19
Heavy rain
9°
20
Overcast
-1°
21
Overcast
0°
22
Sunny
-3°
23
Patchy moderate snow
-2°
24
Partly cloudy
0°
25
Overcast
-1°
26
Cloudy
-8°
27
Overcast
-1°
28
Cloudy
1°
29
Moderate or heavy freezing rain
3°
30
Overcast
-2°
31
Overcast
-4°

Temperatures trend during December in New Hampshire

See the weather trend as well as the moving average line

December weather in New Hampshire day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Partly cloudy
Partly cloudy
 1° /-6° 0 mm 0 cm
Dec. 2 Moderate or heavy snow showers
Moderate or heavy snow showers
 -3° /-6° 76.3 mm 55.1 cm
Dec. 3 Partly cloudy
Partly cloudy
 0° /-6° 18.6 mm 13.4 cm
Dec. 4 Cloudy
Cloudy
 0° /-11° 0 mm 0 cm
Dec. 5 Partly cloudy
Partly cloudy
 -6° /-14° 0 mm 0 cm
Dec. 6 Overcast
Overcast
 -3° /-9° 0 mm 0 cm
Dec. 7 Overcast
Overcast
 0° /-4° 2.6 mm 1.9 cm
Dec. 8 Sunny
Sunny
 -4° /-11° 2.1 mm 1.5 cm
Dec. 9 Cloudy
Cloudy
 -5° /-13° 0 mm 0 cm
Dec. 10 Moderate or heavy snow showers
Moderate or heavy snow showers
 0° /-8° 20.8 mm 15 cm
Dec. 11 Cloudy
Cloudy
 0° /-11° 2.2 mm 1.6 cm
Dec. 12 Partly cloudy
Partly cloudy
 -2° /-11° 0 mm 0 cm
Dec. 13 Cloudy
Cloudy
 -2° /-7° 0 mm 0 cm
Dec. 14 Overcast
Overcast
 -3° /-9° 0 mm 0 cm
Dec. 15 Overcast
Overcast
 -6° /-11° 0 mm 0 cm
Dec. 16 Overcast
Overcast
 -1° /-9° 0 mm 0 cm
Dec. 17 Overcast
Overcast
 0° /-8° 0 mm 0 cm
Dec. 18 Cloudy
Cloudy
 0° /-6° 0 mm 0 cm
Dec. 19 Heavy rain
Heavy rain
 9° /-1° 80.5 mm 0 cm
Dec. 20 Overcast
Overcast
 -1° /-7° 0 mm 0 cm
Dec. 21 Overcast
Overcast
 0° /-6° 0 mm 0 cm
Dec. 22 Sunny
Sunny
 -3° /-10° 0 mm 0 cm
Dec. 23 Patchy moderate snow
Patchy moderate snow
 -2° /-7° 6.4 mm 4.6 cm
Dec. 24 Partly cloudy
Partly cloudy
 0° /-7° 4.6 mm 3.3 cm
Dec. 25 Overcast
Overcast
 -1° /-9° 0 mm 0 cm
Dec. 26 Cloudy
Cloudy
 -8° /-16° 0 mm 0 cm
Dec. 27 Overcast
Overcast
 -1° /-9° 0 mm 0 cm
Dec. 28 Cloudy
Cloudy
 1° /-11° 0 mm 0 cm
Dec. 29 Moderate or heavy freezing rain
Moderate or heavy freezing rain
 3° /-4° 52.6 mm 4.4 cm
Dec. 30 Overcast
Overcast
 -2° /-13° 0 mm 0 cm
Dec. 31 Overcast
Overcast
 -4° /-11° 0 mm 0 cm
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Important Notice
Our weather forecast for New Hampshire in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the New Hampshire forecast closer to your planned date for the most up-to-date weather information.
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New Hampshire in December - FAQ

What are the expected maximum and minimum temperatures in New Hampshire during December?

Brace for cold days with temperatures not exceeding -1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in New Hampshire during December?

Significant rainfall exceeding 266.7 mm is expected in New Hampshire during December, occurring over more than 1 days. Preparing for wet conditions is recommended in your planning.

Will it snow in New Hampshire in December 2026?

New Hampshire experiences an average snowfall of 100.9 cm during December, occurring over 9 days.

What are the typical wind conditions in New Hampshire during December?

The average wind speed in New Hampshire during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

New Hampshire snow forecast December 2026

Track daily snowfall levels and discover New Hampshire’s snowy potential this December ❄️
On average, New Hampshire sees 9 snowy days during December, with approximately 100.9 cm of total snowfall.

December rainfall patterns in New Hampshire

Explore the daily rainfall trends and prepare for New Hampshires December weather 💧
Typically, New Hampshire has 1 rainy days in December with a total of 266.7 mm of rainfall.
Counties in New Hampshire
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Carroll County
Top locations in New Hampshire
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North Conway
More Locations

Quick links

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Location coordinates Where is New Hampshire?

Get accurate weather forecasts for New Hampshire, located at latitude 44.054 and longitude -71.128. Stay updated with localized weather information tailored for New Hampshire.

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