10-Day Weather Forecast - Harwinton, CT

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  • |15°F
    Mostly Clear
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    Tonight

    15°F

    Mostly clear. Cold with lows around 2 above. Northwest winds around 5 mph.

    Hourly details
  • Day

    30°F

    Sunny cold with highs in the lower 30s. Light and variable winds becoming southwest around 5 mph in the afternoon.

    Night

    13°F

    Mostly cloudy in the evening then becoming partly cloudy. Not as cold with lows around 12. Light and variable winds.

    Hourly details
  • Day

    27°F

    Sunny cold with highs around 30. Northwest winds 5 to 10 mph.

    Night

    13°F

    Mostly clear in the evening then becoming partly cloudy. Cold with lows around 9 above. Northwest winds around 5 mph in the evening becoming light and variable.

    Hourly details
  • Day

    26°F

    Partly cloudy. Cold. Highs in the upper 20s. Lows around zero.

    Night

    7°F

    Partly cloudy. Cold. Highs in the upper 20s. Lows around zero.

    Hourly details
  • Day

    27°F

    Mostly cloudy. A 30 percent chance of snow showers. Cold. Highs in the upper 20s. Lows zero to 5 above zero. Wind chill values as low as 5 below.

    Night

    15°F

    Mostly cloudy. A 30 percent chance of snow showers. Cold. Highs in the upper 20s. Lows zero to 5 above zero. Wind chill values as low as 5 below.

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  • Weekend Weather

  • Day

    13°F

    Mostly sunny. Much colder with highs 10 to 15. Wind chill values as low as 10 below.

    Night

    -3°F

    Mostly clear. Cold with lows around zero. Wind chill values as low as 15 below.

    Hourly details
  • Day

    13°F

    Partly cloudy. Cold. Highs around 20. Lows around zero. Wind chill values as low as 15 below.

    Night

    3°F

    Partly cloudy. Cold. Highs around 20. Lows around zero. Wind chill values as low as 15 below.

    Hourly details
  • Day

    13°F

    Partly cloudy. Cold. Highs around 20. Lows around zero. Wind chill values as low as 15 below.

    Night

    8°F

    Partly cloudy. Low temperature around 8F. Dew point will be around -1F with an average humidity of 67%. Winds will be 17 mph from the NW.

  • Day

    20°F

    Sunny. High temperature around 20F. Dew point will be around 3F with an average humidity of 57%. Winds will be 15 mph from the NW.

    Night

    13°F

    Mostly clear. Low temperature around 13F. Dew point will be around 7F with an average humidity of 71%. Winds will be 11 mph from the NW.

  • Day

    29°F

    Sunny. High temperature around 29F. Dew point will be around 11F with an average humidity of 61%. Winds will be 9 mph from the NW.

    Night

    20°F

    Clear. Low temperature around 20F. Dew point will be around 13F with an average humidity of 74%. Winds will be 6 mph from the NW.