Glen Ellyn weather in May (Illinois, United States of America)
Looking to travel to Glen Ellyn in May? This guide provides all the details you need.
In May, Glen Ellyn generally has pleasant temperatures and high rainfall. Daytime temperatures hover around 22°C, while nights can cool down to about 10°C.
Glen Ellyn in May usually receives high rainfall, averaging around 111 mm for the month. When we look at the climate data from the last 30 years, we can expect around 13 days of rain.
The city usually sees around 282 hours of sunlight, indicating many sunny days.
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 Glen Ellyn climate page with graphs.
Glen Ellyn, monthly averages in May
Where to go in the United States of America in May
Find out more about the weather in the United States of America in May and which places have the best weather conditions in this month.
So, what should you wear in Glen Ellyn in May?
For visitors traveling to Glen Ellyn, 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 in May.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Glen Ellyn.
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 climate conditions. Find out where to go with our weather planner.