Decorah Weather Forecast
- 50
- 72
Mostly Cloudy
- 56
- 73
Slight Chance Rain Showers
- 60
- 69
Chance Thunderstorms
- 63
- 75
Rain Showers Likely
- 64
- 77
Rain Showers Likely
- 64
- 78
Chance Rain Showers
- 63
- 80
Chance Rain Showers
Today 16 May Winneshiek
Partly sunny with a 20 percent chance of Showers. Southeast Winds 5 to 10 Mph.
Decorah Temperature Statistics
May Temperature
Decorah (2.5 miles)
Lowest 11 May, 2021
32 °FAverage May
53.9 °FHighest 1 May, 2021
89.6 °F
Climate (2010–Present)
Decorah (2.5 miles)
Average Low 2010–Present
37.2 °FAverage 2010–Present
45.4 °FAverage High 2010–Present
53.3 °F