Grant Woods Forest Preserve Weather Forecast
- 60
- 79
Chance Thunderstorms
- 61
- 81
Partly Sunny
- 67
- 85
Chance Rain Showers
- 65
- 84
Chance Thunderstorms
- 65
- 84
Slight Chance Thunderstorms
- 67
- 87
Chance Thunderstorms
Today 6 Jul Lake
Mostly cloudy. A chance of Showers and Thunderstorms through mid Afternoon, then a slight chance of Showers and Thunderstorms late in the afternoon. Highs in the lower 80s. West Winds 5 to 10 Mph, increasing to north 10 to 15 Mph in the afternoon. Chance of precipitation 50 percent.
Tonight 6 Jul Lake
Mostly cloudy in the Evening, then becoming partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the lower 60s. North Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight. Chance of precipitation 20 percent.
Grant Woods Forest Preserve Temperature Statistics
July Temperature
Chicago/Waukegan Regional Airport (13.7 miles)
Lowest 2 July, 2025
68 °FAverage July
78 °FHighest 2 July, 2025
89.1 °F
Climate (2020–Present)
Chicago/Waukegan Regional Airport (13.7 miles)
Average Low 2020–2025
42.2 °FAverage 2020–2025
51 °FAverage High 2020–2025
59.5 °F