Greendale, Illinois Weather
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Weather Forecast for Greendale, Illinois : Clay County
Issued: 11:40 am CDT Sep 16, 2025 Latitude: 38.6297697 Longitude: -88.6978315 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 Partly Sunny on Friday 40% chance of on Saturday 20% chance of on Sunday 20% chance of on Monday
High: 93°F Low: 62°F High: 92°F High: 93°F High: 90°F High: 84°F High: 85°F High: 85°F
Low: 61°F Low: 63°F Low: 63°F Low: 63°F Low: 63°F  
Sunny Mostly Clear Sunny Sunny Partly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
86°
Clear
as of 11:35 AM CDST
Rel. Humidity: 42%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
7 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
SALEM-LECKRONE ARPT - (KSLO)
90°
Clear
as of 11:35 AM CDST
Rel. Humidity: 35%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
6 MPH
060° Northeast
Cloud Level(s): Clear
Current Conditions at
CENTRALIA MUNICIPAL ARPT - (KENL)
90°
Clear
as of 11:35 AM CDST
Rel. Humidity: 38%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
84°
Clear
as of 10:56 AM CDST
Rel. Humidity: 51%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
6 MPH
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 93. Northeast wind 3 to 6 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 62. East northeast wind around 5 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 92. Light northeast wind.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 61. Light southeast wind.
Sunny on Thursday Thursday... Sunny, with a high near 93. Calm wind becoming south southeast around 5 mph in the afternoon.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 63. Light east southeast wind.
Partly Sunny on Friday Friday... Partly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the morning.
30% chance of rain Friday Night Friday Night... A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 63.
40% chance of Saturday Saturday... A 40 percent chance of showers. Partly sunny, with a high near 84.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 63.
20% chance of Sunday Sunday... A chance of showers. Partly sunny, with a high near 85.
20% chance of rain Sunday Night Sunday Night... A chance of showers. Mostly cloudy, with a low around 63.
20% chance of Monday Monday... A chance of showers. Partly sunny, with a high near 85.
Current Radar Image


Sun Almanac for Greendale, Illinois
Sunrise: 06:38 AM
Sunset: 7:01 PM
Civil Sunrise:06:11 AM
Civil Sunset: 7:28 PM
Nautical Sunrise: 05:40 AM
Nautical Sunset: 7:59 PM
Astro Sunrise: 05:08 AM
Astro Sunset: 8:31 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.