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Mid-winter · Weather & things to do

New Hampshire in January

This is the coldest month in New Hampshire: highs average 30°F (-1°C) and lows 14°F (-10°C), with about 2.8 in (70 mm) of rain or snow.

With a comfort score of 45/100 (10th of 12), it's one of the toughest months, held back mainly by cool days.

New Hampshire, New Hampshire, United States
Avg high
30°F (-1°C)
Avg low
14°F (-10°C)
Rain or snow
2.8 in (70 mm)
Humidity
90%
Cloud cover
65%
Daylight
~9 h 09 min
Comfort score
45/100 · Fair

What January feels like

Highs only reach about 30°F (-1°C), so plan short stints outside between indoor stops.

Average lows of 14°F (-10°C) mean frosty nights and icy mornings.

About 2.8 in (70 mm) of rain or snow falls in the month, and with temperatures averaging below freezing, much of it may come as snow.

Daylight is short, roughly 9 h 09 min mid-month, so start sightseeing early.

New Hampshire: January compared with the months either side
DecemberJanuaryFebruary
Avg high36°F2°C30°F-1°C33°F0°C
Avg low22°F-6°C14°F-10°C15°F-9°C
Rain/snow4.2 in106 mm2.8 in70 mm3.1 in78 mm
Daylight8 h 49 min9 h 09 min10 h 18 min
Comfort394544

Plan around January

January is one of the lower-scoring months here; the best are May and September.

What to pack for January

What to do in New Hampshire in January

With highs near 30°F, these picks lean toward food, drink and places with a roof, with outdoor options when the weather breaks.

Nearby in January

NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~259 m to New Hampshire's ~91 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.

New Hampshire in January: quick answers

Is January a good time to visit New Hampshire?

It's one of the tougher months here, scoring 45/100, held back mainly by cool days. The best months are May and September. Expect highs of 30°F (-1°C) and 2.8 in (70 mm) of rain or snow. Our New England Fall Foliage route recommends Sep – Oct, so January is outside its suggested window.

How cold is New Hampshire in January?

Average highs are 30°F (-1°C) and average lows 14°F (-10°C), making it the coldest month by daytime highs, with nights below freezing on average.

Does it snow a lot in New Hampshire in January?

Some: about 2.8 in (70 mm) of rain or snow falls across January on average, the driest month of the year. With temperatures this low, much of it may fall as snow. The annual total is about 45.4 in (1153 mm).

What should I pack for New Hampshire in January?

Bring hat, gloves and thermal base layers (lows around 14°F), insulated, waterproof boots (snow is likely on some days), waterproof outer layer (about 2.8 in of rain or snow) and comfortable walking shoes (most places below are best reached on foot or with short walks).

Planning New Hampshire in January?

Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.

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