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Glen (NH) Weather and Climate: A Comprehensive Guide

The temperature in Glen can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and very cold during the cooler months. It is also known for its large amounts of rain/snowfall. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Visitors to Glen can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 26°C in July to a very cold -2°C in the coolest month, January.

Nights are cooler, with lows often dropping to around -13°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Glen is known for its substantial rain/snowfall, with annual precipitation reaching 1436 mm. Glen offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between October (157 mm) and September (90 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

Forecast for Glen (NH)

Thu   Dec 26
2°C | -14°C
E 2 m/s
almost clear and no rain

almost clear and no rain

Fri   Dec 27
5°C | -14°C
NW 1 m/s
broken clouds and no rain

broken clouds and no rain

Sat   Dec 28
6°C | -8°C
SE 1 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Glen 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 Glen?
    Most rainfall (rainy season) is seen in June and October.
  • When is winter in Glen?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Glen?
    July has an average maximum temperature of 26°C and is the warmest month of the year.
  • Which is the coldest month in Glen?
    The coldest month is January with an average maximum temperature of -2°C.
  • Which is the wettest month in Glen?
    October tops the wettest month list with 157 mm of rainfall.
  • Which is the driest month in Glen?
    September is the driest month with 90 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.