Decorah Weather

US Geography / US Weather / Iowa Weather / Decorah

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg. High 24 30 42 58 71 80 84 82 74 61 44 28
Avg. Low 5 11 24 36 47 56 61 58 50 40 27 12
Mean 15 21 34 48 60 68 74 71 62 51 36 21
Avg. Precip. 0.7 in 0.8 in 1.9 in 3.4 in 3.8 in 4.3 in 4.0 in 4.0 in 3.9 in 2.3 in 1.7 in 1.3 in

Degrees in Fahrenheit

 

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