Weather forecast in Lake Forest (IL)

This data display current weather and forecast for the coming days in Lake Forest. In addition to temperature, wind, humidity and pressure, we include data on the probability of precipitation so you can have all the information about your destination before your trip.

Lake Forest current temperature and weather

September 6, 2025

Night
51.8°F Feels like: 48°F	Clear
	Wind: 9.8 mph (15.8 Km/h) W Pressure: 29.99 inHg (1016 hPa) Humidity: 78%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 0
Morning
56.1°F Feels like: 54.5°F	Sunny
	Wind: 10.5 mph (16.9 Km/h) W Pressure: 30.04 inHg (1017 hPa) Humidity: 66%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 1.5
Day
66.4°F Feels like: 66.4°F	Partly Cloudy
	Wind: 11.4 mph (18.4 Km/h) W Pressure: 29.99 inHg (1016 hPa) Humidity: 45%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 1.8
Evening
61.3°F Feels like: 61.3°F	Partly Cloudy
	Wind: 11.4 mph (18.4 Km/h) NW Pressure: 30.05 inHg (1018 hPa) Humidity: 56%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 0

Marine weather forecast Lake Forest

The graphs show wave heights and directions, as well as wind speed and direction in Lake Forest for the coming days. Click on the sea state chart for more details

In order for you to be able to estimate what the weather is like in Lake Forest throughout the year, we provide monthly data for the last few years. Select the month you are interested in.

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Our report for Lake Forest is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.