West Haven Weather in September

West Haven in September averages 24°C (75°F) during the day and 15°C (59°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in West Haven in September

Past climate data indicates that roughly 9 days will see rain, totalling around 95 mm (3.7 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in West Haven in September

West Haven has perfect weather in September, with days reaching 24°C (75°F) and nights cooling to 15°C (59°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 15°C (59°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 West Haven in September

The city usually sees around 223 hours of sunlight, indicating many sunny days — a great month for sightseeing.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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• January
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• March
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• May
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• October
• November
• December

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

West Haven Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 31%  

Precipitation 95 mm (3.7 in)  

Rainy days 9 days  

Humidity 72% *  

Sunshine 223 hours *  

Percentage Sunshine 60% *  

* Data from: Hartford, the United States of America (58 KM, 36 Miles).

What to Wear in West Haven in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in West Haven 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

Barbeque

8/10

Camping

8/10

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 West Haven's climate page.

More climate data for West Haven

Temperature Rainfall Sunshine Humidity

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