Mattoon Weather in May
May in Mattoon brings high temperatures, with daytime highs of 23°C (73°F) and nights around 12°C (54°F). Quite a bit of rainfall is expected, around 103 mm (4.1 in), so pack an umbrella.
Rainfall in Mattoon in May
Historically, approximately 13 days this month are expected to have rain, averaging 103 mm (4.1 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Mattoon in May
May in Mattoon brings high temperatures, with highs of 23°C (73°F) and nights around 12°C (54°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.For Mattoon itself, September generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Mattoon's climate page.
Mattoon Temperature in May
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
43%
Precipitation
103 mm (4.1 in)
Rainy days
13 days
Best Places 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. See all of the United States of America in May →
perfect weather
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What to Wear in Mattoon in May
For Mattoon in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Mattoon in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Mattoon's climate page.
See the full Mattoon climate overview or explore weather in the United States of America.
