Grinnell Wind Forecast
Grinnell Wind Statistics
January Wind
Newton Municipal Airport - Earl Johnson Field (15.5 miles)
Strongest 14 January, 2026
30mph NNWAverage January
11.3mph
Climate (2010–Present)
Newton Municipal Airport - Earl Johnson Field (15.5 miles)
Strongest 25 March, 2022
36.9mph WNWAverage 2021–2026
10.3mph