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Griffin, Illinois Weather Forecast
Griffin, Illinois Weather
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Weather Forecast for Griffin, Illinois : Clark County
Issued: 6:36 am CST Jan 21, 2026 Latitude: 39.4467022 Longitude: -87.6547484 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Today Mostly Clear on Tonight Partly Sunny on Thursday Mostly Cloudy on Friday 30% chance of snow on Saturday Partly Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday
High: 43°F Low: 21°F High: 33°F High: 12°F High: 14°F High: 18°F High: 19°F High: 28°F
Low: 6 °F Low: -1°F Low: 7°F Low: 3°F Low: 5°F  
Mostly Cloudy Mostly Clear Partly Sunny Mostly Cloudy Snow Partly Sunny Sunny Mostly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
32°
Feels like 20°F
Partly Cloudy
as of 6:35 AM CST
Rel. Humidity: 43%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 25 MPH
210° Southwest
Cloud Level(s): Scattered at 12000ft
Current Conditions at
TERRE HAUTE - (KHUF)
32°
Feels like 22°F
Clear
as of 6:53 AM EST
Rel. Humidity: 50%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 24 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
ROBINSON - (KRSV)
34°
Feels like 22°F
Mostly Cloudy
as of 6:35 AM CST
Rel. Humidity: 50%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 25 MPH
210° Southwest
Cloud Level(s): Scattered at 9000ft, Broken at 12000ft
Current Conditions at
MATTOON - (KMTO)
30°
Feels like 20°F
Clear
as of 5:53 AM CST
Rel. Humidity: 46%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
13 MPH
190° South
Cloud Level(s): Clear
Mostly Cloudy on Today Today... Mostly cloudy, then gradually becoming sunny, with a high near 43. West southwest wind 11 to 18 mph, with gusts as high as 29 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 21. West southwest wind 9 to 15 mph, with gusts as high as 29 mph.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 33. West wind 3 to 8 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 6. Wind chill values between -5 and zero. Light and variable wind becoming north northwest 9 to 14 mph after midnight. Winds could gust as high as 23 mph.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 12. North northwest wind 11 to 14 mph, with gusts as high as 24 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -1. North northeast wind around 10 mph, with gusts as high as 18 mph.

30% chance of snow Saturday Saturday... A 30 percent chance of snow after noon. Mostly cloudy, with a high near 14. Northeast wind 8 to 10 mph, with gusts as high as 17 mph.

50% chance of snow Saturday Night Saturday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 7.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 18.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 3.

Sunny on Monday Monday... Sunny, with a high near 19.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 5.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 28.

Current Radar Image


Sun Almanac for Griffin, Illinois
Sunrise: 07:06 AM
Sunset: 4:58 PM
Civil Sunrise:06:37 AM
Civil Sunset: 5:27 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 05:32 AM
Astro Sunset: 6:32 PM
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