10-Day Weather Forecast - Decatur, IN

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  • 20|19°F
    50% Chance of Snow
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    Today

    20°F

    Cloudy with a 50 percent chance of snow. Little or no snow accumulation. Near steady temperature in the lower 20s. Southwest winds around 10 mph.

    Tonight

    19°F

    Cloudy. A slight chance of freezing drizzle and snow after midnight. Cold with lows around 19. Southwest winds around 10 mph with gusts up to 20 mph. Chance of precipitation 20 percent.

    Hourly details
  • Day

    34°F

    Snow mainly in the morning. Snow accumulation around an inch. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph becoming northwest with gusts up to 30 mph in the afternoon. Chance of snow 80 percent.

    Night

    8°F

    Partly cloudy in the evening then clearing. Colder with lows around 4 above. Northwest winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 8 below after midnight.

    Hourly details
  • Weekend Weather

  • Day

    17°F

    Mostly sunny. Colder with highs around 17. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the morning. Wind chill values as low as 9 below in the morning.

    Night

    10°F

    Partly cloudy in the evening then becoming mostly cloudy. Cold with lows 5 to 10 above.

    Hourly details
  • Day

    24°F

    Mostly cloudy. Highs in the lower 20s.

    Night

    14°F

    Partly cloudy. Cold with lows around 10 above.

    Hourly details
  • Day

    29°F

    Partly cloudy. Highs around 30.

    Night

    26°F

    Mostly clear. Near steady temperature in the mid 20s.

    Hourly details
  • Day

    37°F

    Mostly sunny in the morning then becoming partly cloudy. Highs around 40.

    Night

    34°F

    Partly cloudy with a chance of rain with a slight chance of snow in the evening then mostly cloudy with a chance of snow after midnight. Lows in the lower 30s. Chance of precipitation 30 percent.

    Hourly details
  • Day

    36°F

    Cloudy. A chance of snow in the morning then a chance of rain in the afternoon. Highs in the lower 40s. Chance of precipitation 30 percent.

    Night

    31°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 50%. Low temperature around 31F. Dew point will be around 30F with an average humidity of 88%. Winds will be 6 mph from the W.

  • Day

    39°F

    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 39F. Dew point will be around 32F with an average humidity of 82%. Winds will be 5 mph from the W.

    Night

    33°F

    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 33F. Dew point will be around 30F with an average humidity of 82%. Winds will be 2 mph from the NW.

  • Day

    37°F

    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 37F. Dew point will be around 30F with an average humidity of 79%. Winds will be 1 mph from the NW.

    Night

    31°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 31F. Dew point will be around 29F with an average humidity of 82%. Winds will be 2 mph from the NE.

  • Weekend Weather

  • Day

    37°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 36F. Dew point will be around 29F with an average humidity of 78%. Winds will be 2 mph from the NW.

    Night

    31°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 31F. Dew point will be around 28F with an average humidity of 79%. Winds will be 4 mph from the NW.