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Main Lake Weather Forecast
Main Lake, IL Weather Forecast Date: 1037 PM CDT Thu Oct 08 2026
Weather forecast for Main Lake, IL
Tonight Lo: 51°F Lo: 11°C |
Tonight... Clear. Lows in the lower 50s. Southeast winds around 5 mph this evening, becoming light and variable. |
Fri Hi: 89°FHi: 32°C Lo: 59°F Lo: 15°C |
Friday... Sunny. Highs in the upper 80s. Southeast winds 5 to 10 mph. |
Sat Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Saturday... Cloudy. Showers likely in the afternoon. Highs in the mid 70s. East winds around 5 mph, increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon. Chance of rain 70%. |
Sun Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 70s. |
| Columbus Day Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Columbus Day... Mostly clear. Lows in the mid 50s. Highs in the upper 80s. |
| Tue Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Tuesday... Mostly clear. Lows in the lower 60s. Highs in the upper 80s. |
| Tue Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Tuesday... Mostly clear. Lows in the lower 60s. Highs in the upper 80s. |
Wed Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Wednesday... Partly cloudy. Highs in the lower 80s. Lows in the lower 60s. |
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