Westfield Weather in September

September in Westfield averages 24°C (75°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 100 mm (3.9 in) on average. An umbrella is a good idea.

Rainfall in Westfield in September

Historically, September sees about 9 days of rain, with a monthly average of 100 mm (3.9 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Westfield in September

Expect highs of 24°C (75°F) in Westfield in September, with nights dropping to around 12°C (54°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Westfield in September

Expect a lot of sunshine this month, with about 223 hours of sun. These sunny conditions add to the overall experience.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Westfield.

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• January
• February
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• October
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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 Westfield's climate page.

Westfield Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 30%  

Precipitation 100 mm (3.9 in)  

Rainy days 9 days  

Humidity 73% *  

Sunshine 223 hours *  

Percentage Sunshine 60% *  

* Data from: Springfield, the United States of America (13 KM, 8 Miles).

What to Wear in Westfield 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Westfield 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 Westfield's climate page.

More climate data for Westfield

Temperature Rainfall Sunshine Humidity

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