Merrimack, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Cloudy
    46°
    Saturday 5/4
    Forecast night icon
    46°
    Mostly Cloudy
    Hourly
    Night Details
    Mostly cloudy. Patchy fog. Lows in the mid 40s. Light and variable winds.
  • Forecast day icon
    Sunday
    70% Chance Rain Showers
    53°
    Forecast night icon
    Night
    Rain
    47°
    Sunday 5/5
    Day
    53°
    70% Chance Rain Showers
    Forecast day icon
    Night
    47°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Cloudy. A slight chance of showers in the morning then rain likely in the afternoon. Highs in the mid 50s. Southeast winds around 10 mph. Chance of rain 70 percent.
    Night Details
    Rain. Patchy fog after midnight. Lows in the upper 40s. South winds around 10 mph in the evening becoming light and variable. Chance of rain 90 percent.
  • Forecast day icon
    Monday
    Partly Sunny
    72°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Monday 5/6
    Day
    72°
    Partly Sunny
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Patchy fog in the morning. Highs in the lower 70s. Light and variable winds becoming northwest around 10 mph in the afternoon.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the lower 50s. Light and variable winds.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    30% Chance Rain Showers
    52°
    Tuesday 5/7
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Mostly clear in the evening then partly cloudy with a chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    60% Chance Rain Showers
    64°
    Forecast night icon
    Night
    60% Chance Rain Showers
    49°
    Wednesday 5/8
    Day
    64°
    60% Chance Rain Showers
    Forecast day icon
    Night
    49°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    A chance of showers in the morning then showers likely in the afternoon. Highs in the mid 60s. Chance of rain 60 percent.
    Night Details
    Showers likely mainly in the evening. Lows in the upper 40s. Chance of rain 60 percent.
  • Forecast day icon
    Thursday
    40% Chance Rain Showers
    63°
    Forecast night icon
    Night
    60% Chance Rain Showers
    44°
    Thursday 5/9
    Day
    63°
    40% Chance Rain Showers
    Forecast day icon
    Night
    44°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Highs in the mid 60s.
    Night Details
    Showers likely. Lows in the upper 40s. Chance of rain 60 percent.
  • Forecast day icon
    Friday
    30% Chance Rain Showers
    52°
    Forecast night icon
    Night
    40% Chance Rain Showers
    44°
    Friday 5/10
    Day
    52°
    30% Chance Rain Showers
    Forecast day icon
    Night
    44°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 30 percent chance of showers. Highs in the lower 60s.
    Night Details
    Partly cloudy with a 40 percent chance of showers. Lows in the mid 40s.
  • Forecast day icon
    Saturday
    40% Chance Rain Showers
    57°
    Forecast night icon
    Night
    40% Chance of Rain
    44°
    Saturday 5/11
    Day
    57°
    40% Chance Rain Showers
    Forecast day icon
    Night
    44°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a 40 percent chance of showers. Highs in the lower 60s.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 44F. Dew point will be around 44F with an average humidity of 87%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Sunday
    40% Chance of Rain
    61°
    Forecast night icon
    Night
    30% Chance of Rain
    46°
    Sunday 5/12
    Day
    61°
    40% Chance of Rain
    Forecast day icon
    Night
    46°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 61F. Dew point will be around 46F with an average humidity of 69%. Winds will be 2 mph from the SW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 46F. Dew point will be around 43F with an average humidity of 79%. Winds will be 2 mph from the W.
  • Forecast day icon
    Monday
    50% Chance of Rain
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    48°
    Monday 5/13
    Day
    63°
    50% Chance of Rain
    Forecast day icon
    Night
    48°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 45%. High temperature around 63F. Dew point will be around 47F with an average humidity of 67%. Winds will be 4 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 48F. Dew point will be around 44F with an average humidity of 73%. Winds will be 4 mph from the W.