Weather forecast for 10 days
Illiopolis, IL

Frequently asked questions

What is the weather forecast for Illiopolis for the next ten days?
In Illiopolis, a combination of overcast and sun-filled weather is expected for the next ten days.
How warm will it be in the next ten days?
The maximum temperature will vary between 64.4°F and 82.4°F, as the minimum temperature will range between 46.4°F and 62.6°F.
What will be the warmest and the coldest days?
With a maximum temperature of 82.4°F, next Monday and Tuesday will be the warmest days. Tomorrow will be the coldest day, with a maximum temperature of 64.4°F.

Long-term weather forecast

SunMay 4.
  • min.
  • 48°F
Cloudy
Cloudy
  • Wind: 11mph N
  • Humidity: 83%
  • UV index: 0
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:51 am 7:55 pm CDT
MonMay 5.
  • 64°F
  • 46°F
Cloudy
Cloudy
  • Wind: 8mph NNE
  • Humidity: 73%
  • UV index: 3
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:50 am 7:56 pm CDT
TueMay 6.
  • 73°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph WNW
  • Humidity: 59%
  • UV index: 8
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:49 am 7:57 pm CDT
WedMay 7.
  • 77°F
  • 52°F
Cloudy
Cloudy
  • Wind: 6mph ENE
  • Humidity: 55%
  • UV index: 4
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:48 am 7:58 pm CDT
ThuMay 8.
  • 75°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 13mph NE
  • Humidity: 55%
  • UV index: 8
  • Precip. probability: 14%
  • Precipitation: 0"
  • 5:46 am 7:59 pm CDT
FriMay 9.
  • 72°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NE
  • Humidity: 41%
  • UV index: 8
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:45 am 8:00 pm CDT
SatMay 10.
  • 77°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph NNE
  • Humidity: 41%
  • UV index: 8
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:44 am 8:01 pm CDT
SunMay 11.
  • 81°F
  • 55°F
Sunny
Sunny
  • Wind: 8mph ENE
  • Humidity: 44%
  • UV index: 8
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:43 am 8:02 pm CDT
MonMay 12.
  • 82°F
  • 59°F
Sunny
Sunny
  • Wind: 10mph SE
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:42 am 8:03 pm CDT
TueMay 13.
  • 82°F
  • 63°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph SSE
  • Humidity: 52%
  • UV index: 8
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:41 am 8:04 pm CDT
Ten-day trends indicate that a combination of cloud-filled and bright weather is forecasted.
Rain is not predicted in Illiopolis in the upcoming days.
Expect a substantial fluctuation in daytime highs in the upcoming period. Forecast highs will fluctuate between 64.4°F and 82.4°F, while the difference in minimum temperatures will be also substantial, as the overnight lows will vary from 46.4°F to 62.6°F.
With a maximum temperature of 82.4°F, next Monday and Tuesday will be the warmest days in Illiopolis; Monday will be the coldest day, with the highest temperature of 64.4°F.
Updated: May 5, 2025 @ 02:33:05 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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