Kankakee Weather Forecast
- 56
- 73
Rain Showers
- 52
- 67
Chance Rain Showers
- 52
- 65
Chance Rain Showers
- 53
- 67
Mostly Cloudy
- 54
- 70
Mostly Cloudy
- 53
- 74
Partly Sunny
Today 20 Sep Kankakee
Patchy fog early in the morning. A chance of Thunderstorms until late afternoon. Showers. A slight chance of Thunderstorms late. Highs in the lower 70s. Northeast Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon. Chance of precipitation near 100 percent.
Tonight 20 Sep Kankakee
Cloudy. A chance of Showers early in the evening. A chance of Showers after midnight. Lows in the mid 50s. Northeast Winds 10 to 15 Mph. Chance of precipitation 50 percent.
Kankakee Temperature Statistics
September Temperature
Greater Kankakee Airport (3.1 miles)
Lowest 14 September, 2026
49.1 °FAverage September
74.3 °FHighest 1 September, 2026
94.3 °F
Climate (2021–2026)
Greater Kankakee Airport (3.1 miles)
Average Low 2021–2026
43 °FAverage 2021–2026
52.8 °FAverage High 2021–2026
62.6 °F