Six Flags - Great America Rainfall Forecast
- 50%
- 55%
- 45%
- 55%
- 30%
- 45%
- 50%
Six Flags - Great America Rainfall Statistics
June Rainfall
Chicago/Waukegan Regional Airport (5 miles)
Total Rainfall June
1.9inDaily Average June
0.1inWettest Day 18 June, 2025
0.6inWet Days June
6/24 (25%)
Climate (2010–Present)
Chicago/Waukegan Regional Airport (5 miles)
Annual Average 2020–2024
34.5inMonthly Average 2020–2025
2.7inDaily Average 2020–2025
0.1inWettest Day 23 July, 2022
3.9in