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City of Evanston, ILEvanston, IL 7-Day Night Weather Forecast
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Evanston, IL Weather Forecast
Evanston, IL Weather Forecast Date: 951 PM CDT Fri Sep 18 2026
The area/counties/county of: Northern Cook, including the cities of: Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook.or toggle through each period.
Rest of Tonight... Cloudy. A slight chance of showers and thunderstorms late in the evening, then showers and thunderstorms likely after midnight. Some thunderstorms May produce heavy rainfall late. Lows in the lower 60s. East winds 5 to 10 mph, increasing to southeast 10 to 15 mph after midnight. Chance of precipitation 70%.
Saturday... Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. Showers and thunderstorms likely late. Highs in the mid 70s. Southeast winds 10 to 15 mph, diminishing to 5 to 10 mph in the afternoon. Chance of precipitation 90%.
Saturday Night... Thunderstorms likely in the evening. Showers. A chance of thunderstorms after midnight. Humid with lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of precipitation 80%.
Sunday... Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Breezy with highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70%.
Sunday Night... Cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, becoming east 10 to 15 mph after midnight. Chance of precipitation 50%.
Monday... Cloudy with a 50% chance of showers. Breezy with highs in the mid 60s.
Monday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 20%.
Tuesday... Mostly cloudy with a 20% chance of showers. Highs in the lower 60s.
Tuesday Night... Mostly cloudy. Lows in the lower 50s.
Wednesday... Mostly cloudy. Highs in the mid 60s.
Wednesday Night... Mostly cloudy. Lows in the lower 50s.
Thursday... Mostly cloudy. Highs in the upper 60s.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
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