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Durham (NH) Weather and Climate: A Comprehensive Guide

The climate in Durham is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to very cold in the cooler months. It is also known for its large amounts of rain/snowfall. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

In Durham, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 28°C in July to a very cold 1°C in the coolest month, January.

Nights are cooler, with lows often dropping to around -9°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Durham experiences significant rain/snowfall throughout the year, averaging 1252 mm of precipitation annually. Durham offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between June (128 mm) and January (74 mm) is not too significant, making the climate enjoyable for visitors and residents alike.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Durham serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.8 hours of sunshine daily, and embrace the darker days in November, offering only 4.2 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Concord, the United States of America (50 KM, 31 Miles).

Daily hours of sunshine

Data from: Concord, the United States of America (50 KM, 31 Miles).

Forecast for Durham (NH)

Mon   Dec 23
-4°C | -17°C
SW 3 m/s
partly cloudy and no rain

partly cloudy and no rain

Tue   Dec 24
1°C | -5°C
SW 3 m/s
5.8 mm
partly cloudy and snow

partly cloudy and snow

Wed   Dec 25
1°C | -8°C
N 3 m/s
almost clear and no rain

almost clear and no rain

The best time of year to visit Durham in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Durham?
    July has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Durham?
    The coldest month is January with an average maximum temperature of 1°C.
  • Which is the wettest month in Durham?
    June tops the wettest month list with 128 mm of rainfall.
  • Which is the driest month in Durham?
    January is the driest month with 74 mm of precipitation.
  • Which is the sunniest month in Durham?
    July is the sunniest month with an average of 295 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.