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St. Mary Catholic Church, IL Weather Forecast
St. Mary Catholic Church, IL Weather Forecast Date: 346 PM CDT Fri Aug 28 2026
The area/counties/county of: De Kalb, including the cities of: Dekalb and Sycamore.or toggle through each period.
Late This Afternoon... Partly cloudy. Temperatures around 80. Southwest winds around 5 mph.
Tonight... Partly cloudy. Lows around 60. South winds around 5 mph.
Saturday... Mostly cloudy. A slight chance of showers late. Highs in the upper 70s. South winds 5 to 10 mph. Chance of precipitation 20%.
Saturday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 60s. South winds around 10 mph. Chance of precipitation 20%.
Sunday... Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of showers in the morning. Highs in the mid 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20%.
Sunday Night... Mostly cloudy. Lows around 70. South winds around 10 mph.
Monday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 80s.
Monday Night... Partly cloudy. Lows in the lower 70s.
Tuesday... Partly cloudy. Highs in the upper 80s.
Tuesday Night... Partly cloudy. Lows in the lower 70s.
Wednesday... Partly cloudy. Highs in the upper 80s.
Wednesday Night... Mostly clear. Lows around 70.
Thursday... Partly cloudy. Highs in the upper 80s.
Thursday Night... Partly cloudy. A chance of showers after midnight. Lows around 70. Chance of precipitation 30%.
POP = Probability of Precipitation
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