Weather WorldSycamore High School, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Sycamore High School, IL Weather Forecast
Sycamore High School, IL Weather Forecast Date: 1127 PM CDT Fri Oct 02 2026
The area/counties/county of: De Kalb, including the cities of: Dekalb and Sycamore.or toggle through each period.
Rest of Tonight... Clear. Patchy fog late. Lows in the lower 40s. Northeast winds around 5 mph.
Saturday... Sunny. Patchy fog early in the morning. Highs in the upper 60s. Southeast winds 5 to 10 mph.
Saturday Night... Mostly clear. Lows in the upper 40s. South winds around 5 mph.
Sunday... Mostly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.
Sunday Night... Clear. Lows in the lower 40s. North winds around 5 mph.
Monday... Sunny. Highs in the mid 60s.
Monday Night... Clear. Lows in the lower 40s.
Tuesday... Sunny. Highs in the upper 60s.
Tuesday Night... Mostly clear. Lows in the upper 40s.
Wednesday... Partly cloudy. Highs in the lower 70s.
Wednesday Night... Partly cloudy. Lows around 50.
Thursday... Partly cloudy. Highs in the lower 70s.
Thursday Night... Partly cloudy in the evening, then clearing. Lows in the lower 50s.
POP = Probability of Precipitation
Sycamore High School Radar Loop
Use the map search tool if you want to place a location marker on the radar map...