Bloomington Weather in September

Bloomington in September sees high daytime temperatures of 26°C (79°F) and nighttime lows of 13°C (55°F). Rainfall is fairly high this month at around 103 mm (4.1 in), so pack a rain jacket to stay dry.

Rainfall in Bloomington in September

Analyzing past climate data, one can expect approximately 9 days of rain, averaging 103 mm (4.1 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Bloomington in September

Bloomington in September gets highs of 26°C (79°F) during the day and drops to 13°C (55°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 13°C (55°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 Bloomington in September

The days are predominantly sunny, with an estimated total of around 231 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you prefer enjoying temperate temperatures and rain-free days, August typically offers 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 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 103 mm (4.1 in)  

Rainy days 9 days  

Humidity 72% *  

Sunshine 231 hours *  

Percentage Sunshine 66% *  

* Data from: Peoria, the United States of America (55 KM, 34 Miles).

What to Wear in Bloomington in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

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

6/10

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.