TODAY AUG20
TEMPERATURE72
HUMIDITY64
PRESSURE30.18
WIND COND.40 8.1
  • 7365Tue20%
  • 8060Wed80%20%
  • 7756Thu
  • 8159Fri
  • 8160Sat
daynightWeather update from Worcester, Worcester Regional Airport at

Westborough Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January18°F34°F26°F3.2"
February18°F36°F27°F3.5"
March25°F44°F34°F3.5"
April37°F58°F47°F4.2"
May48°F69°F58°F3.9"
June55°F76°F65°F5.6"
July63°F82°F72°F3.4"
August61°F79°F69°F5.3"
September55°F73°F63°F4.1"
October44°F62°F52°F5.7"
November33°F50°F41°F3.4"
December25°F40°F32°F4.8"

Did you know?

  • The highest monthly average temperature in Westborough for July is 72 degrees.
  • The lowest monthly average temperature in Westborough for January is 26 degrees.
  • The most monthly precipitation in Westborough occurs in October with 5.7 inches.
  • The air quality index in Westborough is 23% better than the national average.
  • The pollution index in Westborough is 192% worse than the national average.

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Compare Westborough, MA Weather To Other Cities

Westborough air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexWestboroughMassachusettsNational
Air quality index384050
Pollution index14,818,20012,377,8395,066,862

Westborough air quality information

MeasurementTotal
Days measured365
Days with good air quality295
Days with moderate air quality70
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Westborough air quality information

PollutantTotal
Arsenic0.020%
Benzene0.150%
Carbon Tetrachloride0.050%
Lead0.130%
Mercury0.040%

Average monthly Westborough temperature with heat index

Westborough monthly precipitation with daily maximum

Westborough monthly snow depth with daily maximum

Westborough monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Clinton, MA7,2323824%
Framingham, MA70,7433824%
Hudson, MA15,3793824%
Upton, MA2,9983824%
Marlborough, MA39,5453824%
Westborough, MA4,0573824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Haleyville, AL4,0573530%
Fredericktown, MO4,0586020%
Pittsboro, NC4,0582942%
North El Monte, CA4,0587448%
Chagrin Falls, OH4,0565510%
Westborough, MA4,0573824%
Source: The Westborough, MA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.