Derby, Illinois Weather
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Weather Forecast for Derby, Illinois : Ford County
Issued: 9:26 am CDT Sep 16, 2025 Latitude: 40.4417005 Longitude: -88.4425568 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on Today Mostly Clear on Tonight Sunny on Wednesday Sunny on Thursday 20% chance of on Friday 20% chance of thunderstorms on Saturday 20% chance of on Sunday 20% chance of on Monday
High: 90°F Low: 57°F High: 88°F High: 90°F High: 87°F High: 81°F High: 81°F High: 82°F
Low: 59°F Low: 61°F Low: 62°F Low: 62°F Low: 63°F  
Sunny Mostly Clear Sunny Sunny Partly Sunny Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
RANTOUL - (KTIP)
79°
Clear
as of 9:55 AM CDST
Rel. Humidity: 41%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
10 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
BLOOMINGTON - (KBMI)
79°
Clear
as of 9:56 AM CDST
Rel. Humidity: 50%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
8 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
79°
Clear
as of 9:53 AM CDST
Rel. Humidity: 47%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
7 MPH
070° East
Cloud Level(s): Clear
Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
77°
Clear
as of 9:55 AM CDST
Rel. Humidity: 44%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
7 MPH
140° Southeast
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 90. Northeast wind 5 to 10 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 57. East northeast wind around 5 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 88. Calm wind becoming east northeast around 5 mph in the afternoon.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 59. East southeast wind around 5 mph.
Sunny on Thursday Thursday... Sunny, with a high near 90. South southeast wind around 5 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 61.
20% chance of Friday Friday... A 20 percent chance of showers after 1pm. Partly sunny, with a high near 87.
20% chance of rain Friday Night Friday Night... A chance of showers. Mostly cloudy, with a low around 62.
20% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81.
20% chance of rain Saturday Night Saturday Night... A chance of showers. Mostly cloudy, with a low around 62.
20% chance of Sunday Sunday... A chance of showers. Partly sunny, with a high near 81.
20% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
20% chance of Monday Monday... A chance of showers. Partly sunny, with a high near 82.
Current Radar Image


Sun Almanac for Derby, Illinois
Sunrise: 06:36 AM
Sunset: 7:01 PM
Civil Sunrise:06:09 AM
Civil Sunset: 7:28 PM
Nautical Sunrise: 05:37 AM
Nautical Sunset: 8:00 PM
Astro Sunrise: 05:04 AM
Astro Sunset: 8:33 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.