Grundy Center Wind Forecast
Grundy Center Wind Statistics
October Wind
Marshalltown, Marshalltown Municipal Airport (18.6 miles)
Strongest 1 October, 2026
13.9 mph NAverage October
7.1 mph
Climate (2021–2026)
Marshalltown, Marshalltown Municipal Airport (18.6 miles)
Strongest 17 June, 2026
106.9 mph NEAverage 2021–2026
10.5 mph