10-Day Weather Forecast - Decorah, IA

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  • 21|7°F
    Mostly Sunny
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    Today

    21°F

    Mostly sunny. Highs around 19. North winds 5 to 10 mph becoming west this afternoon.

    Tonight

    7°F

    Mostly cloudy. Lows around 9 above. Temperature rising to around 14 after midnight. South winds 10 to 15 mph.

    Hourly details
  • Day

    34°F

    Mostly cloudy in the morning then becoming partly sunny. Not as cool with highs in the mid 30s. South winds 10 to 15 mph becoming west 15 to 20 mph in the afternoon.

    Night

    12°F

    Partly cloudy. Lows around 12. Northwest winds 10 to 20 mph. Gusts up to 30 mph in the evening.

    Hourly details
  • Day

    21°F

    Colder. Mostly sunny. Highs in the mid 20s. Northwest winds 10 to 15 mph.

    Night

    6°F

    Mostly cloudy with a 50 percent chance of snow. Lows 10 to 15.

    Hourly details
  • Day

    29°F

    Partly sunny. Highs in the lower 30s.

    Night

    22°F

    Mostly clear. Lows in the lower 20s.

    Hourly details
  • Day

    43°F

    Partly cloudy. Highs in the mid 40s. Lows around 20.

    Night

    21°F

    Partly cloudy. Highs in the mid 40s. Lows around 20.

    Hourly details
  • Weekend Weather

  • Day

    24°F

    Colder. Partly sunny. Highs in the lower 30s.

    Night

    15°F

    Partly cloudy. Lows around 10 above.

    Hourly details
  • Day

    27°F

    Partly sunny with a 30 percent chance of snow. Highs in the mid 20s.

    Night

    15°F

    Cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 15F. Dew point will be around 12F with an average humidity of 75%. Winds will be 6 mph from the E.

  • Day

    26°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 26F. Dew point will be around 17F with an average humidity of 80%. Winds will be 8 mph from the SE.

    Night

    20°F

    Cloudy. Low temperature around 20F. Dew point will be around 20F with an average humidity of 94%. Winds will be 6 mph from the SE.

  • Day

    30°F

    Cloudy. High temperature around 30F. Dew point will be around 24F with an average humidity of 89%. Winds will be 2 mph from the S.

    Night

    17°F

    Mostly cloudy. Low temperature around 17F. Dew point will be around 20F with an average humidity of 92%. Winds will be 2 mph from the NW.

  • Day

    29°F

    Sunny. High temperature around 29F. Dew point will be around 20F with an average humidity of 78%. Winds will be 2 mph from the S.

    Night

    20°F

    Clear. Low temperature around 20F. Dew point will be around 20F with an average humidity of 86%. Winds will be 3 mph from the S.