ClimateForecastSeptemberOctober >>

Bloomington weather in September (Illinois, United States of America)

What is the weather forecast for Bloomington in September? Here's what you need to know about the weather for the month.

Temperatures

During September, Bloomington usually has high temperatures and high rainfall. During the daylight hours, temperatures often reach 26°C. After dark they usually decrease to around 13°C.

Precipitation

Bloomington in September usually receives high rainfall, averaging around 103 mm for the month. Climate data suggests that about 9 days will experience rainfall.

Average sunshine

The days are predominantly sunny, with an estimated total of around 231 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

In case you lean more towards enjoying temperate temperatures and rain-free days August typically offers the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Bloomington climate page with graphs.

 

Bloomington, monthly averages in September

Min TemperatureMin Temperature 13°C  
Max TemperatureMax Temperature 26°C  
Chance of RainChance of Rain 30%  
PrecipitationPrecipitation 103 mm  
Rainy daysRainy days 9 days  
HumidityHumidity 72% *  
SunshineSunshine 231 hours *  
Percentage SunshinePercentage Sunshine 66% *  
* Data from: Peoria, the United States of America (55 KM, 34 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

Interested in more climate information?

This site provides you with all the information you need about the climate in Bloomington.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.