O'Fallon weather in August (Missouri, United States of America)
Thinking of visiting O'Fallon in August? Check the weather first! Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.
Temperatures
Typically, August in O'Fallon includes very high temperatures and moderate rainfall. Enjoy the summer season during this month. During the day, temperatures can climb to about 31°C. At night, they may fall to a cooler 19°C. Although these are average temperatures, some days can be hotter. Wear cool, breathable clothing and protect yourself from the sun.
Precipitation
O'Fallon in August usually receives moderate rainfall, averaging around 80 mm for the month. Typically, you can expect about 9 days of rain this month.Average sunshine
With approximately 268 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 August
Min Temperature
19°C
Max Temperature
31°C
Chance of Rain
29%
Precipitation
80 mm
Rainy days
9 days
Humidity
70% *
Sunshine
268 hours *
Percentage Sunshine
64% *
Where to go in the United States of America in August
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.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.
