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Collinsville weather in June (Illinois, United States of America)

Is Collinsville a good destination in June, weather-wise? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

Typically, June in Collinsville includes very high temperatures and high rainfall. June ushers in the summer season. During the daylight hours, temperatures often reach 30°C. After dark they usually decrease to around 19°C. Although these are the average temperatures, expect warmer days occasionally. Wear cool clothing and stay hydrated to manage the heat.

Precipitation

Collinsville in June usually receives high rainfall, averaging around 138 mm for the month. This is the wettest month of the year, so having an umbrella ready is a smart choice. Historically, the month has about 12 days of rain.

Average sunshine

With approximately 293 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

Should you favor a climate that's both dry and comfortably warm September and October typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.

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

 

Collinsville, monthly averages in June

Min TemperatureMin Temperature 19°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 40%  
PrecipitationPrecipitation 138 mm  
Rainy daysRainy days 12 days  
HumidityHumidity 67% *  
SunshineSunshine 293 hours *  
Percentage SunshinePercentage Sunshine 66% *  
* Data from: St. Louis, the United States of America (19 KM, 11 Miles).

Where to go in the United States of America in June

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 Collinsville.

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.