Lake Forest Weather Forecast
- 59
- 68
Rain Showers
- 37
- 63
Partly Sunny
- 48
- 59
Mostly Sunny
- 45
- 69
Chance Rain Showers
- 43
- 69
Rain Showers
- 29
- 53
Chance Snow
Today 6 Mar Lake
Widespread fog early in the morning. Areas of fog late in the Morning, then patchy fog in the afternoon. Showers in the morning. A chance of Thunderstorms. A chance of Showers in the afternoon. Highs in the upper 60s Inland, but only in the lower 60s near the lake. South Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon. Chance of precipitation near 100 percent.
Tonight 6 Mar Lake
A chance of Showers in the evening. A chance of Thunderstorms. Showers after midnight. Breezy with Lows in the upper 50s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation near 100 percent.
Lake Forest Temperature Statistics
March Temperature
Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)
Lowest 1 March, 2026
22.6 °FAverage March
31.4 °FHighest 2 March, 2026
39.9 °F
Climate (2021–Present)
Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)
Average Low 2021–2026
44.1 °FAverage 2021–2026
52.9 °FAverage High 2021–2026
61.6 °F