Iroquois Lake Weather Forecast
- 54
- 78
Chance Rain Showers
- 66
- 77
Partly Sunny
- 65
- 92
Rain Showers Likely
- 69
- 83
Chance Rain Showers
- 63
- 85
Chance Rain Showers
- 59
- 81
Chance Rain Showers
Today 13 Sep Iroquois
Partly cloudy in the Morning, then becoming mostly cloudy. Isolated Showers early in the afternoon. Scattered Showers late. Highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. North Winds around 5 Mph, increasing to 10 to 15 Mph in the afternoon. Chance of precipitation 30 percent.
Tonight 13 Sep Iroquois
Partly cloudy in the Evening, then clearing. Isolated Showers early in the evening. Lows in the lower 50s. Northeast Winds 5 to 10 Mph. Chance of precipitation 20 percent.
Iroquois Lake Temperature Statistics
September Temperature
Rantoul National Aviation Center Airport (16.8 miles)
Lowest 8 September, 2026
58.3 °FAverage September
76.7 °FHighest 4 September, 2026
95.4 °F
Climate (2021–2026)
Rantoul National Aviation Center Airport (16.8 miles)
Average Low 2021–2026
42.7 °FAverage 2021–2026
52.4 °FAverage High 2021–2026
62.1 °F