Westbrook (CT) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Westbrook.
Climate overview of Westbrook
Westbrook, Connecticut, United States of America, sees big temperature differences between seasons, with July peaking at 28°C (82°F) and February dropping to 4°C (39°F).
Rain/snowfall is high, totalling around 1262 mm (50 in) per year. June is the wettest month and November the driest. The city also experiences warm summers and cold winters. The most sunshine falls in July, with an average of 9.8 hours of daily sunshine.
Westbrook Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Westbrook - and find the best time to visit.
Monthly Temperature in Westbrook
Visitors to Westbrook can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in July, the warmest time of the year, to a chilly 4°C (39°F) during cooler months like February.
At night, you can expect temperatures ranging from 19°C (66°F) in July to around -5°C (23°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Westbrook
Westbrook is known for its substantial rain/snowfall, with annual precipitation reaching 1262 mm (50 in). Year-round, Westbrook has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 134 mm (5.3 in), and the driest month, November, with 88 mm (3.5 in), is minimal. For more details, please visit our Westbrook Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Westbrook
Seasonal changes in sunshine hours are quite dramatic in Westbrook. While July receives considerable daily sunshine with up to 9.8 hours, November marks the darkest time of the year, where sunshine is scarce 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
Humidity in Westbrook by Month
The relative humidity is high throughout the year in Westbrook.
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
Best Time to Visit Westbrook
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and July
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: February, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Westbrook
What is the best time to visit Westbrook?
May and July typically offer the most optimal weather in Westbrook. In contrast, January, February, March and December tend to have less optimal conditions. Westbrook has warm summers and cold winters.
What temperatures can I expect in Westbrook?
Daytime highs range from 4°C (39°F) in February to 28°C (82°F) in July. Nighttime lows range from -5°C (23°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Westbrook get?
Annual rainfall is around 1262 mm (50 in). June is the wettest month with 134 mm (5.3 in), while November is the driest with 88 mm (3.5 in).
How sunny is Westbrook?
Westbrook receives around 2,579 hours of sunshine per year. July is the sunniest month with 293 hours, while November is the cloudiest with just 139 hours. Overall, Westbrook enjoys abundant sunshine.
Westbrook 3-Day Forecast
Westbrook on the map
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