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Merrimac, Massachusetts Weather Forecast
Merrimac, Massachusetts Weather
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Weather Forecast for Merrimac, Massachusetts : Essex County
Issued: 6:44 pm EST Dec 7, 2025 Latitude: 42.8306456 Longitude: -71.0022786 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Cloudy on Tonight Sunny on Monday Increasing Clouds on Tuesday 70% chance of rain & snow on Wednesday Mostly Sunny on Thursday 30% chance of snow on Friday 30% chance of snow on Saturday Mostly Sunny on Sunday
Low: 16°F High: 24°F High: 31°F High: 42°F High: 38°F High: 33°F High: 30°F High: 28°F
Low: 10°F Low: 22°F Low: 31°F Low: 21°F Low: 17°F Low: 15°F  
Cloudy Sunny Increasing Clouds Rain & Snow Mostly Sunny Snow Snow Mostly Sunny
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Current Conditions at
LAWRENCE - (KLWM)
36°
Cloudy
as of 8:54 PM EST
Rel. Humidity: 59%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Few at 4400ft, Solid Overcast at 5500ft
Current Conditions at
BEVERLY - (KBVY)
37°
Feels like 30°F
Cloudy
as of 8:53 PM EST
Rel. Humidity: 60%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
9 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 4800ft
Current Conditions at
PORTSMOUTH - (KPSM)
36°
Cloudy
as of 9:12 PM EST
Rel. Humidity: 64%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 3500ft
Current Conditions at
MANCHESTER - (KMHT)
30°
Mostly Cloudy
as of 8:53 PM EST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Broken at 5000ft
Cloudy on Tonight Tonight... Partly cloudy, with a low around 16. Light and variable wind becoming northwest 5 to 9 mph in the evening.
Sunny on Monday Monday... Sunny, with a high near 24. Northwest wind 6 to 10 mph, with gusts as high as 22 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 10. Northwest wind around 5 mph becoming calm in the evening.
Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 31. Calm wind becoming southwest around 6 mph in the afternoon.
40% chance of snow Tuesday Night Tuesday Night... A chance of snow, mainly between 8pm and 3am. Mostly cloudy, with a low around 22. Southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
70% chance of rain & snow Wednesday Wednesday... A chance of snow before 10am, then rain likely. Mostly cloudy, with a high near 42. Southwest wind around 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
60% chance of rain Wednesday Night Wednesday Night... Rain likely, mainly before 8pm. Mostly cloudy, with a low around 31. Southwest wind around 7 mph. Chance of precipitation is 60%.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 38. West wind 7 to 9 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 21. West wind around 6 mph.
30% chance of snow Friday Friday... A chance of snow after 3pm. Partly sunny, with a high near 33. West wind around 7 mph. Chance of precipitation is 30%.
30% chance of snow Friday Night Friday Night... A chance of snow. Mostly cloudy, with a low around 17. West wind around 6 mph. Chance of precipitation is 30%.
30% chance of snow Saturday Saturday... A chance of snow. Partly sunny, with a high near 30. Northwest wind 6 to 9 mph. Chance of precipitation is 30%.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 15. West wind around 8 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 28. West wind around 10 mph, with gusts as high as 22 mph.
Current Radar Image


Sun Almanac for Merrimac, Massachusetts
Sunrise: 07:02 AM
Sunset: 4:10 PM
Civil Sunrise:06:30 AM
Civil Sunset: 4:42 PM
Nautical Sunrise: 05:54 AM
Nautical Sunset: 5:17 PM
Astro Sunrise: 05:20 AM
Astro Sunset: 5:52 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.