Iroquois County Weather Forecast
- 69
- 91
Chance Thunderstorms
- 61
- 80
Partly Sunny
- 61
- 80
Sunny
- 64
- 84
Partly Sunny
- 65
- 84
Chance Rain Showers
- 63
- 83
Chance Thunderstorms
Today 27 Jul Iroquois
Mostly cloudy. Patchy fog early in the morning. A slight chance of Showers and Thunderstorms early in the afternoon. A chance of Showers and Thunderstorms late. Visibility one quarter mile or less at Times early in the morning. Hot. Highs in the lower 90s. Southwest Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon. Chance of precipitation 30 percent. Heat index Values up to 112.
Tonight 27 Jul Iroquois
Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 70s. Southwest Winds 5 to 10 Mph, becoming northwest after midnight. Chance of precipitation 20 percent.
Iroquois County Temperature Statistics
July Temperature
Greater Kankakee Airport (15.5 miles)
Lowest 23 July, 2026
49.3 °FAverage July
75.6 °FHighest 3 July, 2026
93.4 °F
Climate (2021–2026)
Greater Kankakee Airport (15.5 miles)
Average Low 2021–2026
43 °FAverage 2021–2026
52.8 °FAverage High 2021–2026
62.6 °F