Decatur weather in October (Illinois, United States of America)

How does the October weather in Decatur compare to other months? Find out what kind of weather to expect during this month.

Temperatures

In October, Decatur typically experiences pleasant temperatures and moderate rainfall. Anticipate daytime highs near 19°C, and cooler nights with temperatures around 7°C.

Precipitation

Decatur in October usually receives moderate rainfall, averaging around 95 mm for the month. Typically around 10 days days of rainfall are expected.

Average sunshine

There are approximately 214 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

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

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

 

Decatur, monthly averages in October

Min Temperature 7°C  

Max Temperature 19°C  

Chance of Rain 33%  

Precipitation 95 mm  

Rainy days 10 days  

Humidity 68% *  

Sunshine 214 hours *  

Percentage Sunshine 62% *  

Data from: Springfield, the United States of America (59 KM, 36 Miles).

Where to go in the United States of America in October

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

Weather conditions Weather

Temperatures

Precipitation

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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?

For visitors traveling to Decatur, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling

9/10

Walking

9/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

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

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.