St. Louis weather in August (Missouri, United States of America)

Interested in knowing the climate of St. Louis in August? Find all the essential weather information for this month in our guide.

Temperatures

Typically, August in St. Louis includes very high temperatures and moderate rainfall. August is part of the summer season. Expect temperatures to climb to 31°C during the day, with nighttime readings dropping to 20°C. These temperatures are typical, but it's wise to prepare for hotter days. Dress in light, airy clothing and protect yourself from the sun.

Precipitation

St. Louis in August usually receives moderate rainfall, averaging around 81 mm for the month. Past climate data indicates that roughly 8 days will see rain.

Average sunshine

Enjoy a sunny month with about 268 hours of sunshine, providing a cheerful and lively atmosphere.

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 St. Louis climate page with graphs.

 

St. Louis, monthly averages in August

Min Temperature 20°C  

Max Temperature 31°C  

Chance of Rain 27%  

Precipitation 81 mm  

Rainy days 8 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.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

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.

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

8/10

Outdoor sports

7/10

Interested in more climate information?

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

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.