Best year time to visit Nashua

General weather information about Nashua

Average annual temperature is 8.0 °C

Absolute maximum temperature: 40.3 °C

Absolute minimum temperature: -30.4 °C

Number of sunny days: 236 days

Number of rainy days: 92 days

Number of snow days: 37 days

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

Nashua air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.811.35.326.631.634.240.338.034.623.112.111.5
Average daytime temperature (°C)-2.22.1-1.712.124.227.630.631.125.612.65.64.0
Average temperature (°C)-7.2-5.0-7.24.616.821.323.323.318.36.80.8-1.0
Average night temperature (°C)-11.2-9.7-11.8-1.110.115.116.316.512.02.2-3.1-4.6
Absolute minimum temperature (°C)-25.8-30.4-18.9-12.93.09.310.312.26.5-15.9-11.1-9.5

Nashua monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.015.015.013.011.09.08.0
Daylight mean duration (h)8.910.211.913.715.216.015.614.312.610.89.38.4
Daylight minimum duration (h)8.09.011.012.014.015.015.013.011.010.08.08.0
Sunshine mean duration (h)4.87.57.59.611.712.713.611.810.46.96.86.1
Precipitation (mm)313262536399142835123
Sunny days241920191714202220201724
Rainy days3117141611910983
Snow days4810400000254

Nashua - weather forecast by months

Nashua weather in januaryNashua weather in februaryNashua weather in marchNashua weather in aprilNashua weather in mayNashua weather in juneNashua weather in julyNashua weather in augustNashua weather in septemberNashua weather in octoberNashua weather in novemberNashua weather in december

Best time to visit Nashua:

The best time to visit Nashua during the most sunny months:

  • May — 11.7(h)
  • June — 12.7(h)
  • July — 13.6(h)
  • August — 11.8(h)

Months with the longest average daylight duration in Nashua:

  • June — 16.0(h)
  • July — 15.6(h)

The largest precipitation sum in Nashua is at

  • May — 36(mm)
  • June — 39(mm)
  • September — 28(mm)
  • October — 35(mm)

    • Weather forecast in the closest to Nashua admin centers

    Weather forecast in the closest towns to Nashua

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    Frequently asked questions

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