Weather in Lake Forest, Illinois as of 06 October, 2025. Temperature, rain and forecast for this week.

The following widget shows the weather in Lake Forest, Illinois as of 06 October, 2025. Click on the widget to open the weather forecast for Lake Forest. Please note: the weather in Lake Forest may change in any second, so make your decisions wisely and follow the news.

LAKE FOREST WEATHER

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Good weather and PEACE to everyone!

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