url:
Derby, Illinois Weather Forecast
Derby, Illinois Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

Change location by the zip code or city,state: or search for other weather forecast locations in Illinois by name.
Weather Forecast for Derby, Illinois : Saline County
Issued: 1:16 pm CST Jan 30, 2026 Latitude: 37.6289374 Longitude: -88.385598 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Cloudy on This Afternoon 20% chance of snow on Tonight Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 20% chance of rain on Tuesday Mostly Cloudy on Wednesday Mostly Sunny on Thursday
High: 20°F Low: 6 °F High: 17°F High: 26°F High: 37°F High: 40°F High: 31°F High: 31°F
Low: 5 °F Low: 18°F Low: 25°F Low: 26°F Low: 16°F  
Mostly Cloudy Snow Partly Sunny Mostly Sunny Mostly Sunny Rain Mostly Cloudy Mostly Sunny
-
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
19°
Feels like 7°F
Clear
as of 2:35 PM CST
Rel. Humidity: 52%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
12 MPH
0° North
Cloud Level(s): Clear
Mostly Cloudy on This Afternoon This Afternoon... Mostly cloudy, with a high near 20. North wind around 8 mph, with gusts as high as 21 mph.

20% chance of snow Tonight Tonight... A chance of flurries, mainly between 8pm and 4am. Mostly cloudy, with a low around 6. Wind chill values as low as -6. North wind around 9 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 17. Wind chill values as low as -8. North northwest wind 8 to 10 mph, with gusts as high as 24 mph.

Mostly Clear on Saturday Night Saturday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around 5. North northwest wind 5 to 7 mph becoming calm after midnight.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 26. Calm wind becoming south southwest around 5 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 18. South southwest wind 3 to 5 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 37. West southwest wind around 5 mph becoming calm in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 25. Light and variable wind.

20% chance of rain Tuesday Tuesday... A chance of showers after noon. Mostly cloudy, with a high near 40. Light and variable wind becoming south around 6 mph in the morning.

20% chance of rain Tuesday Night Tuesday Night... A chance of showers, mainly before midnight. Mostly cloudy, with a low around 26. North wind around 6 mph.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 31. North wind around 6 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 16. North northwest wind 3 to 6 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 31. Light and variable wind becoming northwest around 5 mph.

Sun Almanac for Derby, Illinois
Sunrise: 06:59 AM
Sunset: 5:15 PM
Civil Sunrise:06:31 AM
Civil Sunset: 5:43 PM
Nautical Sunrise: 05:59 AM
Nautical Sunset: 6:14 PM
Astro Sunrise: 05:29 AM
Astro Sunset: 6:45 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.