10-Day Weather Forecast - Decorah, IA

Mostly sunny. Humid with highs in the lower 80s. Light winds.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 60s. Light winds.

Mostly sunny. Highs in the mid 80s. Light winds.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 60s.

Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.

Showers likely and a chance of thunderstorms. Lows in the mid 60s. Chance of rain 70 percent.

Partly sunny. Highs around 80.

Partly cloudy. Lows in the lower 60s.

Partly sunny. Highs in the lower 80s.

Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.

Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.

Mostly clear with scattered thunderstorms. Chance of storms 35%. Low temperature around 67F. Dew point will be around 68F with an average humidity of 91%. Winds will be 4 mph from the SW.

Sunny. High temperature around 82F. Dew point will be around 70F with an average humidity of 81%. Winds will be 4 mph from the W.

Clear. Low temperature around 67F. Dew point will be around 69F with an average humidity of 88%. Winds will be 4 mph from the W.

Sunny. High temperature around 82F. Dew point will be around 69F with an average humidity of 78%. Winds will be 3 mph from the W.

Clear. Low temperature around 67F. Dew point will be around 70F with an average humidity of 89%. Winds will be 2 mph from the W.

Sunny. High temperature around 82F. Dew point will be around 69F with an average humidity of 78%. Winds will be 2 mph from the W.

Clear. Low temperature around 67F. Dew point will be around 69F with an average humidity of 89%. Winds will be 2 mph from the SW.