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Westford (MA) Weather and Climate: A Comprehensive Guide

The temperature in Westford can vary greatly throughout the year. The temperatures shift from warm to very cold. It also experiences much rain/snowfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

Depending on the time of the year, temperatures range from comfortable to very cold in Westford. Average daytime temperatures reach a comfortable 29°C in July. In February, the coolest month of the year, temperatures drop to a very cold 2°C.

At night, you can expect cooler temperatures, with averages dropping to around -9°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Westford has a relatively rain/snowy climate with high precipitation levels, averaging 1241 mm of rain/snowfall annually. Despite minor fluctuations, Westford enjoys fairly consistent precipitation throughout the year. In June, you can expect around 125 mm of precipitation, while in January, Westford receives about 86 mm.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Westford can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 10.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Boston, the United States of America (40 KM, 25 Miles).

Daily hours of sunshine

Data from: Boston, the United States of America (40 KM, 25 Miles).

Forecast for Westford (MA)

Sun   Dec 22
-6°C | -15°C
NW 5 m/s
clear and no rain

clear and no rain

Mon   Dec 23
-3°C | -18°C
S 3 m/s
almost clear and no rain

almost clear and no rain

Tue   Dec 24
1°C | -6°C
NW 3 m/s
2.6 mm
broken clouds and snow

broken clouds and snow

The best time of year to visit Westford in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Westford?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Westford?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Westford?
    The coldest month is February with an average maximum temperature of 2°C.
  • Which is the wettest month in Westford?
    June tops the wettest month list with 125 mm of rainfall.
  • Which is the driest month in Westford?
    January is the driest month with 86 mm of precipitation.
  • Which is the sunniest month in Westford?
    May is the sunniest month with an average of 301 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.