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Bartlett (NH) Weather and Climate: A Comprehensive Guide

The climate in Bartlett 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 also has a relatively rain/snowy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

In Bartlett, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 25°C in July to a very cold -2°C in January.

Nighttime temperatures can drop, with average lows reaching -13°C in January. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Bartlett experiences significant rain/snowfall throughout the year, averaging 1500 mm of precipitation annually. The amount of precipitation varies moderately throughout the year. The wettest month, October, sees around 167 mm of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, September, still receives a respectable 93 mm of rainfall.

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

Forecast for Bartlett (NH)

Mon   Dec 23
-8°C | -20°C
NE 2 m/s
5.1 mm
broken clouds and no rain

broken clouds and no rain

Tue   Dec 24
1°C | -10°C
NW 2 m/s
20 mm
broken clouds and snow

broken clouds and snow

Wed   Dec 25
2°C | -15°C
NW 3 m/s
clear and no rain

clear and no rain

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

During the months of June, July, August 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 months have the greatest rainfall in Bartlett?
    Most rainfall (rainy season) is seen in June, October and December.
  • When is winter in Bartlett?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Bartlett?
    July has an average maximum temperature of 25°C and is the warmest month of the year.
  • Which is the coldest month in Bartlett?
    The coldest month is January with an average maximum temperature of -2°C.
  • Which is the wettest month in Bartlett?
    October tops the wettest month list with 167 mm of rainfall.
  • Which is the driest month in Bartlett?
    September is the driest month with 93 mm of precipitation.

  • 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.