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Willowbrook, IL Weather Forecast
Willowbrook, IL Weather Forecast Date: 531 AM CST Tue Nov 03 2026
The area/counties/county of: Dupage, including the cities of: Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream.or toggle through each period.
Today... Mostly cloudy. A slight chance of thunderstorms early in the afternoon. A chance of showers in the afternoon. Breezy. Highs in the upper 60s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation 50%.
Tonight... A chance of showers with a slight chance of thunderstorms early in the evening, then showers in the late evening and overnight. Breezy with lows in the lower 60s. South winds 15 to 20 mph, diminishing to 10 to 15 mph after midnight. Gusts up to 30 mph. Chance of precipitation 90%.
Wednesday... Mostly cloudy. Showers likely early in the morning, then a chance of showers late in the morning. A slight chance of showers in the afternoon. Breezy with highs in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 70%.
Wednesday Night... Mostly cloudy. A slight chance of showers. Lows in the upper 40s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20%.
Thursday... Mostly cloudy. A slight chance of showers in the morning. Highs in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20%.
Thursday Night... Mostly cloudy with a 30% chance of showers. Lows in the mid 40s.
Friday... Mostly cloudy. A chance of showers, mainly in the morning. Highs in the mid 50s. Chance of precipitation 30%.
Friday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows around 40.
Saturday... Mostly cloudy. Highs in the lower 50s.
Saturday Night... Mostly cloudy. Lows in the upper 30s.
Sunday... Partly cloudy. Highs in the mid 50s.
Sunday Night... Partly cloudy in the evening, then clearing. Lows in the upper 30s.
POP = Probability of Precipitation
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