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Nashua (NH) Climate by Month

The graphs below provide an overview of the climate in Nashua (New Hampshire), the United States of America. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

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

Forecast for Nashua (NH)

Mon   Nov 04
9°C | -4°C
SE 11 km/h
broken clouds and no rain

broken clouds and no rain

Tue   Nov 05
21°C | 6°C
SW 14 km/h
almost clear and no rain

almost clear and no rain

Wed   Nov 06
24°C | 12°C
SW 14 km/h
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Nashua 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:

  • When is summer in Nashua?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Nashua?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Nashua?
    The coldest month is January with an average maximum temperature of 2°C.
  • Which is the wettest month in Nashua?
    June tops the wettest month list with 125 mm of rainfall.
  • Which is the driest month in Nashua?
    January is the driest month with 83 mm of precipitation.
  • Which is the sunniest month in Nashua?
    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.