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City of Joliet, IllinoisJoliet, IL 7-Day Night Weather Forecast
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Joliet, IL Weather Forecast
Joliet, IL Weather Forecast Date: 1031 AM CDT Wed Sep 23 2026
The area/counties/county of: Northern Will, including the cities of: Joliet, Bolingbrook, Plainfield, and Mokena.or toggle through each period.
Rest of Today... Mostly cloudy. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph.
Tonight... Mostly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Thursday... Partly cloudy in the morning, then becoming mostly cloudy. Highs around 70. East winds 5 to 10 mph.
Thursday Night... Mostly cloudy. Lows in the mid 50s. East winds around 5 mph.
Friday... Partly cloudy. Highs in the upper 60s. East winds around 5 mph.
Friday Night... Partly cloudy. Lows in the lower 50s.
Saturday... Mostly cloudy. Highs in the upper 60s.
Saturday Night... Mostly cloudy. Lows in the lower 50s.
Sunday... Mostly cloudy. Highs in the upper 60s.
Sunday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s.
Monday... Partly cloudy in the morning, then clearing. Highs in the lower 70s.
Monday Night... Partly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
Joliet Radar Loop
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