Knollwood Weather Forecast
- 43
- 55
Chance Rain Showers
- 39
- 51
Mostly Cloudy
- 37
- 52
Mostly Sunny
- 44
- 58
Mostly Cloudy
- 48
- 57
Chance Rain Showers
- 50
- 60
Slight Chance Rain Showers
Today 21 Oct Lake
Partly cloudy in the Morning, then becoming mostly cloudy. A chance of Showers in the late morning and afternoon. Windy with Highs in the lower 50s. West Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming 15 to 25 Mph with Gusts up to 40 Mph in the afternoon. Chance of precipitation 50 percent.
Tonight 21 Oct Lake
Mostly cloudy. A chance of Showers in the evening. Breezy. Near steady temperature in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 40 percent.
Knollwood Temperature Statistics
October Temperature
Chicago/Waukegan Regional Airport (9.3 miles)
Lowest 9 October, 2025
39.9 °FAverage October
63.3 °FHighest 3 October, 2025
90 °F
Climate (2020–Present)
Chicago/Waukegan Regional Airport (9.3 miles)
Average Low 2020–2025
42.4 °FAverage 2020–2025
51.2 °FAverage High 2020–2025
59.7 °F