Starved Rock State Park Weather Forecast
- 51
- 65
Decreasing Clouds
- 62
- 80
Chance Rain Showers
- 40
- 79
Rain Showers Likely
- 35
- 48
Rain/Snow Likely
- 38
- 50
Rain Showers Likely
- 49
- 65
Rain Showers Likely
Today 29 Mar La Salle
Mostly cloudy. Highs in the mid 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 29 Mar La Salle
Partly cloudy. Lows around 50. South Winds around 10 Mph.
Starved Rock State Park Temperature Statistics
March Temperature
Illinois Valley Regional Airport (7.5 miles)
Lowest 16 March, 2026
17.1 °FAverage March
45.9 °FHighest 26 March, 2026
81.9 °F
Climate (2021–Present)
Illinois Valley Regional Airport (7.5 miles)
Average Low 2021–2026
43.2 °FAverage 2021–2026
52.8 °FAverage High 2021–2026
62.5 °F