Plainfield Weather in September

September in Plainfield averages 26°C (79°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 90 mm (3.5 in) on average. An umbrella is a good idea.

Rainfall in Plainfield in September

Analyzing past climate data, one can expect approximately 10 days of rain, averaging 90 mm (3.5 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Plainfield in September

The temperature in Plainfield in September is perfect. Daytime highs reach 26°C (79°F), with nights dropping to 14°C (57°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 14°C (57°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 Plainfield in September

Enjoy a sunny month with about 235 hours of sunshine, the clear skies make Plainfield even more beautiful.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Plainfield.

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• 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 Plainfield's climate page.

Plainfield Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 33%  

Precipitation 90 mm (3.5 in)  

Rainy days 10 days  

Humidity 75% *  

Sunshine 235 hours *  

Percentage Sunshine 62% *  

* Data from: Indianapolis, the United States of America (21 KM, 13 Miles).

What to Wear in Plainfield in September

Warm but pleasant conditions in Plainfield in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Plainfield in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Plainfield's climate page.

More climate data for Plainfield

Temperature Rainfall Sunshine Humidity

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