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Big Rock, IL Weather Forecast
Big Rock, IL Weather Forecast Date: 211 AM CDT Thu Oct 22 2026
The area/counties/county of: Kane, including the cities of: Aurora and Elgin.or toggle through each period.
Early This Morning... Clear. Temperatures in the mid 40s. Light and variable winds.
Today... Sunny. Highs in the mid 70s. North winds around 5 mph, becoming east in the afternoon.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Patchy dense fog after midnight. Lows in the mid 40s. East winds 5 to 10 mph.
Friday... Mostly sunny. Patchy dense fog early in the morning. Highs in the lower 70s. Southeast winds around 5 mph.
Friday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.
Saturday... Partly cloudy in the morning, then becoming mostly cloudy. Highs around 70. South winds 5 to 10 mph.
Saturday Night... Partly cloudy. Lows in the upper 40s.
Sunday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s.
Sunday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows around 50.
Monday... Mostly cloudy. Highs in the upper 60s.
Monday Night... Mostly cloudy. Lows in the upper 40s.
Tuesday... Mostly cloudy. Highs in the lower 60s.
Tuesday Night... Mostly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
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