10-Day Weather Forecast - Merrimack, NH

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  • |25°F
    Mostly Clear
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    Tonight

    25°F

    Mostly clear. Low temperature around 25F. Dew point will be around 17F with an average humidity of 61%. Winds will be 12 mph from the W.

    Hourly details
  • Day

    36°F

    Mostly sunny. Highs in the upper 30s. West winds 10 to 15 mph with gusts up to 30 mph.

    Night

    28°F

    Partly cloudy in the evening then becoming mostly clear. Lows in the mid 20s. Southwest winds around 10 mph in the evening becoming light and variable.

    Hourly details
  • Day

    42°F

    Partly sunny. Highs in the lower 40s. Light and variable winds.

    Night

    34°F

    Cloudy. Lows in the lower 30s. Light and variable winds.

    Hourly details
  • Day

    44°F

    Cloudy with a 40 percent chance of rain showers. Highs in the mid 40s. Southwest winds around 10 mph.

    Night

    34°F

    Cloudy with a 40 percent chance of rain showers. Lows in the lower 30s.

    Hourly details
  • Day

    40°F

    A chance of snow in the morning. Mostly cloudy with a chance of rain. Highs in the upper 30s. Chance of precipitation 50 percent.

    Night

    19°F

    A chance of rain in the evening. Mostly cloudy with a chance of snow. Lows 15 to 20. Chance of precipitation 50 percent.

    Hourly details
  • Day

    28°F

    Partly sunny. A chance of snow in the morning. Highs in the upper 20s. Chance of snow 40 percent.

    Night

    20°F

    Partly cloudy. Lows around 15.

    Hourly details
  • Weekend Weather

  • Day

    36°F

    Partly sunny. Highs in the mid 30s.

    Night

    25°F

    Partly cloudy. Lows in the lower 20s.

    Hourly details
  • Day

    35°F

    Partly sunny. A chance of snow in the afternoon. Highs in the mid 30s. Chance of snow 30 percent.

    Night

    16°F

    Cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 16F. Dew point will be around 13F with an average humidity of 72%. Winds will be 9 mph from the W.

  • Day

    22°F

    Cloudy. High temperature around 22F. Dew point will be around 9F with an average humidity of 64%. Winds will be 13 mph from the W.

    Night

    11°F

    Partly cloudy. Low temperature around 11F. Dew point will be around 5F with an average humidity of 65%. Winds will be 11 mph from the W.

  • Day

    21°F

    Mostly sunny. High temperature around 21F. Dew point will be around 6F with an average humidity of 60%. Winds will be 10 mph from the W.

    Night

    10°F

    Partly cloudy. Low temperature around 10F. Dew point will be around 4F with an average humidity of 67%. Winds will be 7 mph from the W.