Windsor, IL Weather Forecast

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Windsor, IL Weather Forecast

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Windsor IL weather  - Clear - 61°F
Clear
61°F
Updated 6:46 am
Feels Like 58°F
Humidity 93%
Wind SE 5 mph
Barometer  30.11 in
Dew Point 59°F
Windsor IL weather  - Clear - 16°C
Clear
16°C
Updated 6:46 am
Feels Like 14°C
Humidity 93%
Wind SE 8 km/h
Barometer  101.9 kPa
Dew Point 15°C

Windsor Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY
Windsor, IL Weather - Today Mostly Sunny Windsor, IL Weather - Tonight Mostly Clear Windsor, IL Weather - Wednesday Chance Of T-Storm Windsor, IL Weather - Wednesday Night Chance Of T-Storm Windsor, IL Weather - Thursday Showers Windsor, IL Weather - Thursday Night Clearing Windsor, IL Weather - Friday Mostly Clear Windsor, IL Weather - Friday Night Mostly Clear Windsor, IL Weather - Saturday Chance Of Showers Windsor, IL Weather - Saturday Night Chance Of Showers Windsor, IL Weather - Sunday Partly Cloudy Windsor, IL Weather - Monday Partly Cloudy
Mostly Sunny Mostly Clear Chance of T-Storm Chance of T-Storm Showers Clearing Mostly Clear Mostly Clear Chance of Showers Chance of Showers Partly Cloudy Partly Cloudy
Hi: 91°FHi: 33°C
Lo: 71°FLo: 22°C Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C Hi: 81°FHi: 27°C
Lo: 59°FLo: 15°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C
Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C
Hi: 89°FHi: 32°C
Lo: 65°FLo: 18°C
Hi: 89°FHi: 32°C
Lo: 65°FLo: 18°C
Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C
Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C
POP: 40% POP: 90% POP: 70% POP: 30% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 637 AM CDT Tue Sep 08 2026 Windsor, IL Weather - WeatherWorld.com

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Issued: 556 AM CDT Tue Sep 8 2026

Key Messages

  • Summer heat and humidity return today and Wednesday. There is a 50-80% chance of heat indices greater than 95 degrees south of I-70 tomorrow afternoon.
  • Rain and thunderstorms move in tomorrow into Thursday morning, bringing a damaging wind risk and heavy rainfall. QPF shows 1-3 inches of rainfall south of I-72, with the greatest amounts near and south of I-70.

Discussion

... Issued at 156 AM CDT Tue Sep 8 2026

Temperatures will warm back up into the 90s today and Wednesday as the upper ...