Hamden (CT) Weather & Climate: Best Time to Visit

In Hamden, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 29°C (84°F) in July. In February, the coolest month of the year, temperatures drop to a chilly 3°C (37°F).

At night, temperatures range from around 18°C (64°F) in July to -7°C (19°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Hamden experiences significant rain/snowfall throughout the year, averaging 1325 mm (52 in) of precipitation annually. Despite minor fluctuations, Hamden enjoys fairly consistent precipitation throughout the year. In June, you can expect around 133 mm (5.2 in) of precipitation, while in January, Hamden receives about 89 mm (3.5 in). For more details, please visit our Hamden Precipitation page.

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

The average number of days each month with precipitation

Hamden can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.8 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 4.6 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Hamden.

The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 58%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year