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Dorchester, Massachusetts Weather Forecast
Dorchester, Massachusetts Weather
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Weather Forecast for Dorchester, Massachusetts : Suffolk County
Issued: 8:01 am EST Jan 20, 2026 Latitude: 42.2973205 Longitude: -71.0744952 View on Google Maps

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This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on This Afternoon Mostly Clear on Tonight Increasing Clouds on Wednesday 20% chance of rain on Thursday Partly Sunny on Friday Mostly Sunny on Saturday 40% chance of snow on Sunday 30% chance of snow on Monday
High: 24°F Low: 11°F High: 35°F High: 41°F High: 29°F High: 14°F High: 17°F High: 20°F
Low: 27°F Low: 22°F Low: 5 °F Low: 4 °F Low: 7 °F  
Mostly Sunny Mostly Clear Increasing Clouds Rain Partly Sunny Mostly Sunny Snow Snow
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Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 24. West wind around 11 mph, with gusts as high as 24 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 11. Southwest wind 6 to 8 mph, with gusts as high as 23 mph.

Increasing Clouds on Wednesday Wednesday... Increasing clouds, with a high near 35. Southwest wind 6 to 10 mph.

30% chance of rain & snow Wednesday Night Wednesday Night... A slight chance of snow before 11pm, then a chance of rain between 11pm and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 27. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

20% chance of rain Thursday Thursday... A slight chance of rain before 9am. Partly sunny, with a high near 41. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 22. West wind around 6 mph.

Partly Sunny on Friday Friday... Partly sunny, with a high near 29. West wind 7 to 11 mph, with gusts as high as 22 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 5. West wind around 10 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 14. Northwest wind around 10 mph, with gusts as high as 20 mph.

30% chance of snow Saturday Night Saturday Night... A chance of snow after 3am. Mostly cloudy, with a low around 4. Northwest wind around 7 mph. Chance of precipitation is 30%.

40% chance of snow Sunday Sunday... A chance of snow. Mostly cloudy, with a high near 17. North wind 8 to 10 mph. Chance of precipitation is 40%.

40% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 7. North wind around 8 mph. Chance of precipitation is 40%.

30% chance of snow Monday Monday... A chance of snow. Partly sunny, with a high near 20. Northwest wind 8 to 10 mph. Chance of precipitation is 30%.

Sun Almanac for Dorchester, Massachusetts
Sunrise: 07:08 AM
Sunset: 4:43 PM
Civil Sunrise:06:37 AM
Civil Sunset: 5:14 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 05:29 AM
Astro Sunset: 6:21 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.