Union Grove State Park Wind Forecast
Union Grove State Park Wind Statistics
August Wind
Marshalltown, Marshalltown Municipal Airport (9.9 miles)
Strongest 1 August, 2026
20.8mph NAverage August
14.5mph
Climate (2021–2026)
Marshalltown, Marshalltown Municipal Airport (9.9 miles)
Strongest 17 June, 2026
106.9mph NEAverage 2021–2026
10.5mph