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

What's the typical weather in St. Louis for May? Our guide gives you the essential weather details for this month.

Temperatures

Typically, May in St. Louis includes high temperatures and high rainfall. As the day progresses, temperatures can peak at 25°C. Luckily at nightfall, they typically drop to 14°C.

Precipitation

St. Louis in May usually receives high rainfall, averaging around 120 mm for the month. Past climate data indicates that roughly 15 days will see rain.

Average sunshine

The city usually sees around 269 hours of sunlight, indicating many sunny days.

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 May

Min Temperature 14°C  

Max Temperature 25°C  

Chance of Rain 50%  

Precipitation 120 mm  

Rainy days 15 days  

Humidity 65%  

Sunshine 269 hours  

Percentage Sunshine 60%  

Where to go in the United States of America in May

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 St. Louis, 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.

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

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.