Merrimac, Massachusetts | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Tuesday
    Mostly Sunny
    78°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Tuesday 5/14
    Day
    78°
    Mostly Sunny
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Not as cool with highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Partly cloudy. Lows in the upper 50s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening.
  • Forecast day icon
    Wednesday
    Mostly Cloudy
    74°
    Forecast night icon
    Night
    30% Chance Rain Showers
    55°
    Wednesday 5/15
    Day
    74°
    Mostly Cloudy
    Forecast day icon
    Night
    55°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the mid 70s. South winds 5 to 10 mph.
    Night Details
    Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s. Southeast winds around 5 mph.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    69°
    Forecast night icon
    Night
    40% Chance of Rain
    49°
    Thursday 5/16
    Day
    69°
    30% Chance of Rain
    Forecast day icon
    Night
    49°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 30 percent chance of rain. Cooler with highs in the mid 60s. East winds 5 to 10 mph.
    Night Details
    Mostly cloudy with a 40 percent chance of rain. Lows in the lower 50s.
  • Forecast day icon
    Friday
    Partly Sunny
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    47°
    Friday 5/17
    Day
    63°
    Partly Sunny
    Forecast day icon
    Night
    47°
    30% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 60s.
    Night Details
    Mostly cloudy with a 30 percent chance of rain. Lows in the lower 50s.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    59°
    Forecast night icon
    Night
    50% Chance of Rain
    48°
    Saturday 5/18
    Day
    59°
    40% Chance of Rain
    Forecast day icon
    Night
    48°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of rain. Highs around 60.
    Night Details
    Mostly cloudy with a 50 percent chance of rain. Lows in the lower 50s.
  • Forecast day icon
    Sunday
    40% Chance of Rain
    61°
    Forecast night icon
    Night
    40% Chance of Rain
    48°
    Sunday 5/19
    Day
    61°
    40% Chance of Rain
    Forecast day icon
    Night
    48°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of rain. Highs in the mid 60s. Lows in the lower 50s.
    Night Details
    Mostly cloudy with a 40 percent chance of rain. Highs in the mid 60s. Lows in the lower 50s.
  • Forecast day icon
    Monday
    40% Chance of Rain
    61°
    Forecast night icon
    Night
    Hazy
    46°
    Monday 5/20
    Day
    61°
    40% Chance of Rain
    Forecast day icon
    Night
    46°
    Hazy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a 40 percent chance of rain. Highs around 70.
    Night Details
    Mostly clear. Low temperature around 46F. Dew point will be around 47F with an average humidity of 91%. Winds will be 2 mph from the E.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    70°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Tuesday 5/21
    Day
    70°
    Partly Cloudy
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 70F. Dew point will be around 49F with an average humidity of 61%. Winds will be 2 mph from the N.
    Night Details
    Mostly clear. Low temperature around 51F. Dew point will be around 50F with an average humidity of 83%. Winds will be 1 mph from the SE.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Wednesday 5/22
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 71F. Dew point will be around 51F with an average humidity of 61%. Winds will be 1 mph from the SE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 54F. Dew point will be around 51F with an average humidity of 82%. Winds will be 1 mph from the NE.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    67°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Thursday 5/23
    Day
    67°
    30% Chance of Rain
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Day Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 67F. Dew point will be around 52F with an average humidity of 67%. Winds will be 2 mph from the N.
    Night Details
    Mostly clear. Low temperature around 50F. Dew point will be around 48F with an average humidity of 82%. Winds will be 3 mph from the N.