Saint Charles weather in May (Illinois, United States of America)
Curious about the climate in Saint Charles this May? Wondering about the weather this month? Our guide has all the details you need.
Temperatures
The month of May in Saint Charles typically brings pleasant temperatures and high rainfall. The daytime often sees temperatures reaching 22°C, but nighttime brings a cool-down to 10°C.
Precipitation
Saint Charles in May usually receives high rainfall, averaging around 111 mm for the month. Looking at the last 30 years, the data shows about 12 days with rain.Average sunshine
With around 282 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.In case you lean more towards enjoying temperate temperatures and rain-free days September typically offers the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Saint Charles climate page with graphs.
Saint Charles, monthly averages in May
Min Temperature
10°C
Max Temperature
22°C
Chance of Rain
40%
Precipitation
111 mm
Rainy days
12 days
Humidity
64% *
Sunshine
282 hours *
Percentage Sunshine
62% *
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.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
For visitors traveling to Saint Charles, 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.
Interested in more climate information?
This site provides you with all the information you need about the climate in Saint Charles.
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.
