Best year time to visit New Hampshire

General weather information about New Hampshire

Average annual temperature is 8.9 °C

Absolute maximum temperature: 32.8 °C

Absolute minimum temperature: -28.9 °C

Number of sunny days: 164 days

Number of rainy days: 168 days

Number of snow days: 33 days

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* Weather data for New Hampshire United States is based on climate observations for 2026 year

New Hampshire air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)7.810.49.327.330.832.830.826.530.627.015.912.8
Average daytime temperature (°C)2.51.44.412.919.622.126.323.422.116.76.64.7
Average temperature (°C)-1.0-4.30.37.212.917.021.919.117.712.12.30.9
Average night temperature (°C)-4.0-9.1-3.12.96.812.818.215.514.28.7-0.9-1.8
Absolute minimum temperature (°C)-12.5-28.9-7.5-4.80.87.713.511.58.71.0-6.4-8.6

New Hampshire monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.715.415.113.912.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.86.47.47.511.48.69.99.68.16.46.74.3
Precipitation (mm)13445761059317924217412610461144
Sunny days1114151321641117162214
Rainy days95817102427201315614
Snow days1198000000023

New Hampshire - weather forecast by months

New Hampshire weather in januaryNew Hampshire weather in februaryNew Hampshire weather in marchNew Hampshire weather in aprilNew Hampshire weather in mayNew Hampshire weather in juneNew Hampshire weather in julyNew Hampshire weather in augustNew Hampshire weather in septemberNew Hampshire weather in octoberNew Hampshire weather in novemberNew Hampshire weather in december

Best time to visit New Hampshire:

The best time to visit New Hampshire during the most sunny months:

  • May — 11.4(h)
  • July — 9.9(h)
  • August — 9.6(h)

Months with the longest average daylight duration in New Hampshire:

  • June — 15.4(h)

The largest precipitation sum in New Hampshire is at

  • June — 179(mm)
  • July — 242(mm)
  • August — 174(mm)

    • Weather forecast in the closest to New Hampshire admin centers

    Weather forecast in the closest towns to New Hampshire

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    Frequently asked questions

    When is the best time to visit New Hampshire?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit New Hampshire.
    What is the weather like in New Hampshire?
    See average temperature, rainfall and daylight hours for New Hampshire by month in the table above.
    How many sunny days does New Hampshire have?
    The monthly weather statistics above show sunshine and rainfall patterns for New Hampshire throughout the year.