Winthrop Harbor Rainfall Forecast
- 5%
- 40%
- 30%
- 30%
- 30%
- 25%
- 15%
Winthrop Harbor Rainfall Statistics
February Rainfall
Chicago/Waukegan Regional Airport (3.7 miles)
Total Rainfall February
0.2inDaily Average February
0.01inWettest Day 17 February, 2026
0.04inWet Days February
5/21 (24%)
Climate (2010–Present)
Chicago/Waukegan Regional Airport (3.7 miles)
Annual Average 2021–2025
31.8inMonthly Average 2021–2026
2.6inDaily Average 2021–2026
0.1inWettest Day 23 July, 2022
3.9in