Glen (NH) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Glen.
Climate overview of Glen
Glen, New Hampshire, United States of America, sees big temperature differences between seasons, with July peaking at 26°C (79°F) and January dropping to -2°C (28°F).
The city receives considerable rain/snowfall, with around 1436 mm (57 in) annually. October is the wettest month.
Glen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Glen — and find the best time to visit.
Monthly Temperature in Glen
Visitors to Glen can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 26°C (79°F) in July to a very cold -2°C (28°F) in the coolest month, January.
Nights vary from 13°C (55°F) in July to around -13°C (9°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Glen
Glen is known for its substantial rain/snowfall, with annual precipitation reaching 1436 mm (57 in). Glen offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month October (157 mm (6.2 in)) and the driest month September (90 mm (3.5 in)) is not too significant. For more details, please visit our Glen Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Glen
The weather does bring rainfall during this period, between 90 mm (3.5 in) and 130 mm (5.1 in). Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Glen
What is the best time to visit Glen?
September typically offers the most optimal weather in Glen. In contrast, January, February, March, April, November and December tend to have less optimal conditions.
What temperatures can I expect in Glen?
Daytime highs range from -2°C (28°F) in January to 26°C (79°F) in July. Nighttime lows range from -13°C (9°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Glen get?
Annual rainfall is around 1436 mm (57 in). October is the wettest month with 157 mm (6.2 in), while September is the driest with 90 mm (3.5 in).
Glen 3-Day Forecast
Glen (NH) 3-Day Forecast
Glen on the map
Glen is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
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