Bloomington Weather in September

Thinking of visiting Bloomington in September? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 13°C (55°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Bloomington in September

Expect around 9 days of rain based on historical data, with 95 mm (3.7 in) average. 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 Bloomington in September

September tends to be one of the perfect months in Bloomington, with 26°C (79°F) in the afternoon and 13°C (55°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Bloomington in September

The days are predominantly sunny, with an estimated total of around 235 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, August and September typically offer the best circumstances for Bloomington.

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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 Bloomington's climate page.

Bloomington Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 30%  

Precipitation 95 mm (3.7 in)  

Rainy days 9 days  

Humidity 75% *  

Sunshine 235 hours *  

Percentage Sunshine 62% *  

* Data from: Indianapolis, the United States of America (74 KM, 46 Miles).

What to Wear in Bloomington in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Bloomington 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 Bloomington's climate page.

More climate data for Bloomington

Temperature Rainfall Sunshine Humidity

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