Rock Run Rookery Weather Forecast
- 36
- 43
Patchy Fog
- 32
- 48
Mostly Cloudy
- 38
- 50
Partly Sunny
- 37
- 52
Rain Likely
- 30
- 46
Chance Rain
- 19
- 36
Chance Rain/Snow
Today 5 Jan Northern Will
Partly cloudy in the Morning, then becoming mostly cloudy. Highs in the lower 40s. Southwest Winds 5 to 10 Mph.
Tonight 5 Jan Northern Will
Mostly cloudy. Patchy fog. A chance of snow with a slight chance of drizzle late. Near steady temperature in the upper 30s. South Winds around 5 Mph. Chance of precipitation 30 percent.
Rock Run Rookery Temperature Statistics
January Temperature
Joliet Regional Airport (3.1 miles)
Lowest 1 January, 2026
14 °FAverage January
21.5 °FHighest 2 January, 2026
26.4 °F
Climate (2021–Present)
Joliet Regional Airport (3.1 miles)
Average Low 2021–2026
43.5 °FAverage 2021–2026
53.6 °FAverage High 2021–2026
63.1 °F