Old School Forest Preserve Weather Forecast
- 48
- 78
Chance Thunderstorms
- 44
- 53
Partly Sunny
- 47
- 58
Mostly Cloudy
- 49
- 61
Slight Chance Rain Showers
- 52
- 65
Partly Sunny
- 56
- 67
Partly Sunny
Today 19 May Lake
Mostly cloudy. A slight chance of Showers late in the morning. Breezy. Highs in the upper 70s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 20 percent.
Tonight 19 May Lake
Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 40s. Northwest Winds 10 to 15 Mph.
Old School Forest Preserve Temperature Statistics
May Temperature
Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)
Lowest 2 May, 2026
30.7 °FAverage May
54.8 °FHighest 17 May, 2026
84.9 °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