10-Day Weather Forecast - Merrimack, NH

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  • |17°F
    Partly Cloudy
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    Tonight

    17°F

    Partly cloudy. Low temperature around 17F. Dew point will be around 9F with an average humidity of 60%. Winds will be 11 mph from the W.

    Hourly details
  • Day

    29°F

    Partly sunny this morning then becoming mostly cloudy. Highs around 30. Southwest winds around 10 mph with gusts up to 20 mph.

    Night

    23°F

    Cloudy. A slight chance of snow in the evening then snow likely after midnight. Snow accumulation around an inch. Lows around 19. Light and variable winds. Chance of snow 70 percent.

    Hourly details
  • Day

    27°F

    Mostly cloudy with a chance of snow in the morning then partly sunny in the afternoon. Highs in the upper 20s. Temperatures falling to around 18 in the afternoon. West winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 50 percent.

    Night

    9°F

    Mostly clear. Lows around 8 above. West winds around 10 mph with gusts up to 25 mph. Wind chill values as low as 4 below.

    Hourly details
  • Day

    25°F

    Partly sunny. Highs in the mid 20s. West winds around 10 mph. Wind chill values as low as 3 below in the morning.

    Night

    17°F

    Mostly clear. Lows around 10 above.

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  • Weekend Weather

  • Day

    25°F

    Partly sunny. Highs in the mid 20s.

    Night

    12°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows around 10 above.

    Hourly details
  • Day

    26°F

    Partly sunny. Highs in the mid 20s.

    Night

    11°F

    Partly cloudy in the evening then becoming mostly clear. Lows 5 to 10 above.

    Hourly details
  • Day

    28°F

    Partly sunny. Highs in the upper 20s.

    Night

    22°F

    Partly cloudy in the evening then becoming mostly cloudy. A 40 percent chance of snow showers. Lows around 15.

    Hourly details
  • Day

    32°F

    Partly sunny. Highs in the lower 30s.

    Night

    16°F

    Mostly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 16F. Dew point will be around 14F with an average humidity of 75%. Winds will be 4 mph from the NW.

  • Day

    27°F

    Sunny. High temperature around 27F. Dew point will be around 12F with an average humidity of 65%. Winds will be 4 mph from the NW.

    Night

    17°F

    Clear. Low temperature around 17F. Dew point will be around 12F with an average humidity of 73%. Winds will be 3 mph from the NW.

  • Day

    30°F

    Mostly sunny with a slight chance of snow. Chance of precipitation 25%. High temperature around 30F. Dew point will be around 15F with an average humidity of 65%. Winds will be 3 mph from the NW.

    Night

    20°F

    Clear. Low temperature around 20F. Dew point will be around 14F with an average humidity of 71%. Winds will be 4 mph from the NW.