Decorah Weather Forecast
- 69
- 90
Chance Thunderstorms
- 67
- 81
Rain Showers Likely
- 65
- 81
Chance Thunderstorms
- 60
- 81
Chance Rain Showers
- 61
- 80
Mostly Sunny
- 65
- 84
Chance Rain Showers
Today 5 Jul Winneshiek
Mostly sunny. Patchy fog in the morning. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs around 90. Light Winds. Heat index Readings 95 to 100.
Tonight 5 Jul Winneshiek
Mostly cloudy with a 50 percent chance of Showers and Thunderstorms. Lows in the upper 60s. Northeast Winds 5 to 10 Mph. Highest heat index Readings 95 to 100 in the evening.
Decorah Temperature Statistics
July Temperature
Decorah (2.5 miles)
Lowest 2 July, 2022
57.2 °FAverage July
70.3 °FHighest 2 July, 2022
82.4 °F
Climate (2010–Present)
Decorah (2.5 miles)
Average Low 2010–Present
38.3 °FAverage 2010–Present
46.7 °FAverage High 2010–Present
54.7 °F