Zion Weather Forecast
- 65
- 89
Severe Tstms
- 62
- 71
Gradual Clearing
- 67
- 75
Rain Showers Likely
- 68
- 80
Rain Showers Likely
- 67
- 76
Chance Thunderstorms
- 71
- 79
Chance Thunderstorms
- 73
- 87
Slight Chance Thunderstorms
Today 16 Jul Lake
Partly cloudy late in the Morning, then becoming mostly cloudy. Isolated Showers and Thunderstorms early to mid afternoon. Scattered Showers and Thunderstorms late in the afternoon. Hot and humid. Highs in the upper 80s. Southwest Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 25 Mph in the afternoon. Chance of precipitation 50 percent.
Tonight 16 Jul Lake
Mostly cloudy. A slight chance of Showers in the evening. Breezy. Lows in the mid 60s. West Winds 10 to 15 Mph with Gusts up to 30 Mph, becoming northwest after midnight. Chance of precipitation 20 percent.
Zion Temperature Statistics
July Temperature
Chicago/Waukegan Regional Airport (1.9 miles)
Lowest 10 July, 2025
60.7 °FAverage July
75.8 °FHighest 5 July, 2025
93.7 °F
Climate (2020–Present)
Chicago/Waukegan Regional Airport (1.9 miles)
Average Low 2020–2025
42.2 °FAverage 2020–2025
51 °FAverage High 2020–2025
59.5 °F