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Chelmsford, Massachusetts Weather Forecast
Chelmsford, Massachusetts Weather
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Weather Forecast for Chelmsford, Massachusetts : Middlesex County
Issued: 12:56 am EST Nov 7, 2025 Latitude: 42.5998139 Longitude: -71.3672838 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Veterans Day Wednesday Thursday
Mostly Clear on Overnight Increasing Clouds on Friday Mostly Cloudy on Saturday 40% chance of rain on Sunday 80% chance of rain on Monday Mostly Sunny on Veterans Day Partly Sunny on Wednesday Mostly Sunny on Thursday
Low: 29°F High: 55°F High: 62°F High: 55°F High: 55°F High: 44°F High: 48°F High: 49°F
Low: 46°F Low: 36°F Low: 45°F Low: 30°F Low: 33°F Low: 36°F  
Mostly Clear Increasing Clouds Mostly Cloudy Rain Rain Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
BEDFORD - (KBED)
28°
Clear
as of 12:51 AM EST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
3 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
NASHUA/BOIRE FIELD - (KASH)
28°
Clear
as of 12:56 AM EST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
LAWRENCE - (KLWM)
36°
Clear
as of 12:54 AM EST
Rel. Humidity: 59%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
7 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
BOSTON - (KBOS)
39°
Feels like 32°F
Mostly Cloudy
as of 12:54 AM EST
Rel. Humidity: 55%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
10 MPH
270° West
Cloud Level(s): Broken at 25000ft
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 29. Light west wind.
Increasing Clouds on Friday Friday... Increasing clouds, with a high near 55. Light southwest wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 24 mph.
70% chance of rain Friday Night Friday Night... Rain likely, mainly before 4am. Mostly cloudy, with a low around 46. South wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, then gradually becoming sunny, with a high near 62. West wind 6 to 8 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.
40% chance of rain Sunday Sunday... A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 55. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 40%.
90% chance of rain Sunday Night Sunday Night... Rain. Low around 45. Northeast wind around 6 mph. Chance of precipitation is 90%.
80% chance of rain Monday Monday... Rain, mainly before 2pm. High near 55. West wind around 7 mph. Chance of precipitation is 80%.
40% chance of rain Monday Night Monday Night... A chance of rain before 3am. Mostly cloudy, with a low around 30. West wind around 7 mph. Chance of precipitation is 40%.
Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 44. West wind 8 to 11 mph, with gusts as high as 26 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 33. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 48. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 36. Southwest wind around 7 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 49. West wind 7 to 10 mph, with gusts as high as 23 mph.
Current Radar Image


Sun Almanac for Chelmsford, Massachusetts
Sunrise: 06:27 AM
Sunset: 4:31 PM
Civil Sunrise:05:58 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 05:24 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 04:51 AM
Astro Sunset: 6:07 PM
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