Click on a day for an hourly weather forecast
The temperatures in New Hampshire in December are quite cold with temperatures between 7°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in New Hampshire during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in New Hampshire in December 2024.
If you’re planning to visit New Hampshire in the near future, we highly recommend that you review the 14 day weather forecast for New Hampshire before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 6° | 5 | 26 | 0 | 92 mm | Good | New Hampshire in January |
| February | 16° / 6° | 4 | 24 | 0 | 90 mm | Good | New Hampshire in February |
| March | 17° / 7° | 6 | 26 | 0 | 89 mm | Good | New Hampshire in March |
| April | 20° / 8° | 2 | 28 | 0 | 36 mm | Good | New Hampshire in April |
| May | 23° / 10° | 1 | 30 | 0 | 16 mm | Perfect | New Hampshire in May |
| June | 27° / 13° | 0 | 30 | 0 | 6 mm | Perfect | New Hampshire in June |
| July | 29° / 14° | 0 | 31 | 0 | 2 mm | Good | New Hampshire in July |
| August | 29° / 15° | 0 | 31 | 0 | 1 mm | Good | New Hampshire in August |
| September | 29° / 15° | 0 | 30 | 0 | 4 mm | Good | New Hampshire in September |
| October | 24° / 13° | 2 | 29 | 0 | 35 mm | Perfect | New Hampshire in October |
| November | 18° / 9° | 3 | 27 | 0 | 55 mm | Good | New Hampshire in November |
| December | 14° / 7° | 5 | 26 | 0 | 79 mm | Good | New Hampshire in December |
For a more accurate weather forecast please select a city