Darmstadt, Illinois Weather
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Weather Forecast for Darmstadt, Illinois : St. Clair County
Issued: 1:31 pm CDT Oct 18, 2025 Latitude: 38.3208818 Longitude: -89.7317643 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
100% chance of thunderstorms on This Afternoon 100% chance of thunderstorms on Tonight 20% chance of rain on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 40% chance of on Friday
High: 71°F Low: 52°F High: 65°F High: 70°F High: 67°F High: 63°F High: 69°F High: 64°F
Low: 42°F Low: 50°F Low: 42°F Low: 39°F Low: 47°F  
Thunderstorms Thunderstorms Rain Sunny Sunny Sunny Sunny Partly Sunny
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Current Conditions at
SPARTA - (KSAR)
68°
Cloudy
Thunderstorm Rain In Vicinity
as of 1:35 PM CDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
7 MPH
340° North
Cloud Level(s): Scattered at 1100ft, Solid Overcast at 3700ft
Current Conditions at
SCOTT AFB - (KBLV)
66°
Mostly Cloudy
Light Rain
as of 1:42 PM CDST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.71 in.
Flight Rule: VFR
Wind Data
6 MPH
270° West
Cloud Level(s): Broken at 7000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
66°
Cloudy
Thunderstorm In Vicinity Light Rain
as of 1:43 PM CDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 7 Miles
Pressure: 29.72 in.
Flight Rule: VFR
Wind Data
6 MPH
250° West
Cloud Level(s): Broken at 9500ft, Solid Overcast at 11000ft
Current Conditions at
CENTRALIA MUNICIPAL ARPT - (KENL)
66°
Cloudy
Thunderstorm Rain
as of 1:35 PM CDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 2 1/2 Miles
Pressure: 29.77 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Scattered at 800ft, Scattered at 3600ft, Solid Overcast at 5000ft
100% chance of thunderstorms This Afternoon This Afternoon... Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Steady temperature around 71. South wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
100% chance of thunderstorms Tonight Tonight... Showers and possibly a thunderstorm before 1am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 52. West wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
20% chance of rain Sunday Sunday... A 20 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 65. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 31 mph.
Clear on Sunday Night Sunday Night... Clear, with a low around 42. West wind 5 to 8 mph becoming calm in the evening.
Sunny on Monday Monday... Sunny, with a high near 70. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 50.
Sunny on Tuesday Tuesday... Sunny, with a high near 67. Breezy.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 42.
Sunny on Wednesday Wednesday... Sunny, with a high near 63.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 39.
Sunny on Thursday Thursday... Sunny, with a high near 69.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers. Partly cloudy, with a low around 47.
40% chance of Friday Friday... A 40 percent chance of showers. Partly sunny, with a high near 64.
Current Radar Image


Sun Almanac for Darmstadt, Illinois
Sunrise: 07:11 AM
Sunset: 6:17 PM
Civil Sunrise:06:45 AM
Civil Sunset: 6:43 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 7:14 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 7:45 PM
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