Winthrop Harbor Wind Forecast
Winthrop Harbor Wind Statistics
September Wind
Chicago/Waukegan Regional Airport (3.7 miles)
Strongest 3 September, 2026
29.1mph NNWAverage September
6.1mph
Climate (2021–2026)
Chicago/Waukegan Regional Airport (3.7 miles)
Strongest 27 July, 2026
82.1mph NEAverage 2021–2026
8.5mph