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Griffin, Illinois Weather Forecast
Griffin, Illinois Weather
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Weather Forecast for Griffin, Illinois : Clark County
Issued: 9:36 am CST Jan 12, 2026 Latitude: 39.4467022 Longitude: -87.6547484 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Sunny on Today Mostly Clear on Tonight Increasing Clouds on Tuesday 30% chance of rain & snow on Wednesday Mostly Sunny on Thursday 30% chance of snow on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
High: 46°F Low: 31°F High: 53°F High: 30 °F High: 28°F High: 37°F High: 27°F High: 22°F
Low: 37°F Low: 16°F Low: 19°F Low: 19°F Low: 8°F  
Mostly Sunny Mostly Clear Increasing Clouds Rain & Snow Mostly Sunny Snow Partly Sunny Mostly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
34°
Feels like 23°F
Clear
as of 10:15 AM CST
Rel. Humidity: 59%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
15 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
TERRE HAUTE - (KHUF)
34°
Feels like 24°F
Clear
as of 10:53 AM EST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
13 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
ROBINSON - (KRSV)
37°
Feels like 28°F
Clear
as of 10:15 AM CST
Rel. Humidity: 60%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 20 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
MATTOON - (KMTO)
34°
Feels like 25°F
Clear
as of 9:53 AM CST
Rel. Humidity: 59%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 31 MPH
200° South
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 46. Southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 31. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 53. Southwest wind 10 to 17 mph, with gusts as high as 25 mph.
30% chance of rain Tuesday Night Tuesday Night... A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 37. Southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.
30% chance of rain & snow Wednesday Wednesday... A chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a temperature falling to around 30 by 5pm. North northwest wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 16. North northwest wind 15 to 18 mph, with gusts as high as 31 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 28. North northwest wind 7 to 14 mph, with gusts as high as 23 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 19.
30% chance of snow Friday Friday... A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 37.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 19.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 27.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 8.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 22.
Current Radar Image


Sun Almanac for Griffin, Illinois
Sunrise: 07:10 AM
Sunset: 4:48 PM
Civil Sunrise:06:40 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 5:51 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:23 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.