O'Fallon weather in June (Illinois, United States of America)
How's the weather trend in O'Fallon as June approaches? Our guide gives you the essential weather details for this month.
Temperatures
In June, the weather in O'Fallon generally includes very high temperatures and high rainfall. The summer season is characteristic of June. Anticipate daytime highs near 30°C, and cooler nights with temperatures around 19°C.While these temperatures are typical, some days might be even hotter. Always be prepared for the unexpected spikes in warmth. Dressing in lightweight and breathable outfits will help you stay cool. Don't forget to stay hydrated and wear sun protection to handle the heat better.
Precipitation
O'Fallon in June usually receives high rainfall, averaging around 142 mm for the month. With the most rainfall occurring this month, it's practical to keep an umbrella handy for sudden downpours. When we look at the climate data from the last 30 years, you can expect around 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.If you prefer dry days with pleasant temperatures, October typically offers the best circumstances. While January, February and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized O'Fallon climate page with graphs.
O'Fallon, monthly averages in June
Min Temperature
19°C
Max Temperature
30°C
Chance of Rain
40%
Precipitation
142 mm
Rainy days
12 days
Humidity
67% *
Sunshine
293 hours *
Percentage Sunshine
66% *
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.
perfect weather
pleasant
tolerable
unpleasant
poor
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.
Interested in more climate information?
This site provides you with all the information you need about the climate in O'Fallon.
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.
