Westbrook Weather in September

September in Westbrook averages 24°C (75°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 113 mm (4.4 in) on average. An umbrella is a good idea.

Rainfall in Westbrook in September

Looking at the last 30 years, the data shows about 10 days with rain, averaging 113 mm (4.4 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Westbrook in September

In September, expect high temperatures in Westbrook, with highs of 24°C (75°F) and lows of 14°C (57°F) at night. This kind of day-to-night contrast is typical for this time of year. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Westbrook in September

The days are predominantly sunny, with an estimated total of around 223 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

For Westbrook itself, May and July generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Westbrook's climate page.

Westbrook Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 32%  

Precipitation 113 mm (4.4 in)  

Rainy days 10 days  

Humidity 72% *  

Sunshine 223 hours *  

Percentage Sunshine 60% *  

* Data from: Hartford, the United States of America (56 KM, 35 Miles).

What to Wear in Westbrook in September

For Westbrook in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Westbrook in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Westbrook's climate page.

More climate data for Westbrook

Temperature Rainfall Sunshine Humidity

See the full Westbrook climate overview or explore weather in the United States of America.