Weather forecast for 10 days
Illinois City, IL

Weather forecast for the weekend

Saturday, May 10.

Mostly Sunny
5:47 am

8:12 pm
CDT
Mostly Sunny
79°F / 52°F
  • Wind: 8mph W
  • Humidity: 47%
  • Precip. probability: 22%
  • Precipitation: 0"
  • UV index: 8
On Saturday, in Illinois City, sunshine will prevail for most of the day.
Dramatic changes in temperature are predicted, reaching a high of a temperate 78.8°F and falling to a low of a cool 51.8°F.
A high of 78.8°F is expected, which aligns better with June's average peak of 79°F than May's 70.3°F.
Sunrise will be at 5:47 am and sunset at 8:12 pm; the daylight will last for 14h and 25min.

Sunday, May 11.

Sunny
5:46 am

8:13 pm
CDT
Sunny
82°F / 55°F
  • Wind: 9mph SSE
  • Humidity: 47%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 8
On Sunday, May 11, sunshine and minimal clouds are in the outlook.
A stark contrast will be evident between the daytime peak temperature of a warm 82.4°F and the nighttime low of a mild 55.4°F.
Forecast models suggest warmer conditions, with a peak that mirrors June's climate average rather than May's.
Sunrise will be at 5:46 am and sunset at 8:13 pm; the daylight will last for 14h and 27min.

Frequently asked questions

What is the weather forecast for Illinois City for Saturday?
On Saturday, in Illinois City, expect plenty of sunshine and only a few scattered clouds.
What will be the highest temperature on Saturday?
On Saturday, the maximum temperature will be 78.8°F, while the minimum temperature will be 51.8°F.
What is the weather forecast for Illinois City for Sunday?
On Sunday, in Illinois City, the outlook remains bright and sunny.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature in Illinois City will be 82.4°F, while the minimum temperature will be 55.4°F.
What is the weather forecast for Illinois City for the next ten days?
In Illinois City, a combination of bright and cloudy weather is forecasted for the next ten days.
How hot will it be in the next ten days?
The maximum temperature will range between 71.6°F and 84.2°F, as the minimum temperature will range between 41°F and 64.4°F.
What will be the hottest and the coldest days?
The hottest day will be next Wednesday, with a maximum of 84.2°F. With a maximum temperature of 71.6°F, Thursday and Friday will be the coldest days.

Long-term weather forecast

MonMay 5.
  • min.
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SW
  • Humidity: 81%
  • UV index: 0
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:53 am 8:07 pm CDT
TueMay 6.
  • 75°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph WNW
  • Humidity: 59%
  • UV index: 8
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:52 am 8:08 pm CDT
WedMay 7.
  • 81°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph N
  • Humidity: 55%
  • UV index: 6
  • Precip. probability: 20%
  • Precipitation: 0"
  • 5:51 am 8:09 pm CDT
ThuMay 8.
  • 72°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Wind: 13mph NE
  • Humidity: 54%
  • UV index: 8
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:49 am 8:10 pm CDT
FriMay 9.
  • 72°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NE
  • Humidity: 45%
  • UV index: 8
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:48 am 8:11 pm CDT
SatMay 10.
  • 79°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph W
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 22%
  • Precipitation: 0"
  • 5:47 am 8:12 pm CDT
SunMay 11.
  • 82°F
  • 55°F
Sunny
Sunny
  • Wind: 9mph SSE
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:46 am 8:13 pm CDT
MonMay 12.
  • 82°F
  • 57°F
Sunny
Sunny
  • Wind: 12mph S
  • Humidity: 48%
  • UV index: 8
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:45 am 8:14 pm CDT
TueMay 13.
  • 82°F
  • 61°F
Sunny
Sunny
  • Wind: 13mph S
  • Humidity: 55%
  • UV index: 8
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:44 am 8:15 pm CDT
WedMay 14.
  • 84°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Wind: 17mph SSE
  • Humidity: 57%
  • UV index: 8
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:43 am 8:16 pm CDT
Throughout the next ten days, a combination of mostly clear and cloudy weather is forecasted.
Rainfall is not predicted in Illinois City in the upcoming period.
Noticeable swings in temperature are expected throughout the forecast window. Forecast highs will fluctuate between 71.6°F and 84.2°F, while the difference in minimum temperatures will be also substantial, as the overnight lows will vary from 41°F to 64.4°F.
Expect the hottest day on next Wednesday, with temperatures peaking at 84.2°F; the coldest days will be Thursday and Friday, with a maximum of 71.6°F.
Updated: May 5, 2025 @ 23:35:15 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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