TODAY DEC22
TEMPERATURE16
HUMIDITY47
PRESSURE103250
WIND COND.330 18.4
  • 2823Mon20%
  • 3322Tue60%
  • 3027
  • 3427Thu
  • 3627Fri
daynightWeather update from Boston, Logan International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Winthrop Town for July is 74.2 degrees
  • The lowest monthly average temperature in Winthrop Town for January is 30.7 degrees
  • The most monthly precipitation in Winthrop Town occurs in October with 5 inches
  • The air quality index in Winthrop Town is 2% worse than the national average
  • The pollution index in Winthrop Town is 781% worse than the national average

Compare Winthrop Town, MA Weather

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      Winthrop Town Average Temperature

      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
      January23°F40°F31°F3.2"
      February22°F41°F31°F3.2"
      March29°F48°F38°F3.8"
      April40°F61°F49°F3.7"
      May50°F69°F58°F3.8"
      June59°F78°F67°F4.7"
      July66°F85°F74°F4.1"
      August64°F83°F73°F3.5"
      September58°F77°F66°F3.0"
      October48°F66°F56°F5.0"
      November37°F55°F45°F3.3"
      December28°F45°F36°F4.6"

      Winthrop Town 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.
      IndexWinthrop TownMassachusettsNational
      Air quality index434042
      Pollution index24,018,0008,399,6102,726,193

      Winthrop Town air quality

      MeasurementTotal
      Days measured365
      Days with good air quality291
      Days with moderate air quality73
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.030%
      Benzene0.220%
      Carbon Tetrachloride0.100%
      Lead0.280%
      Mercury0.130%

      Average monthly Winthrop Town temperature with heat index

      Winthrop Town monthly precipitation with daily maximum

      Winthrop Town monthly snow depth with daily maximum

      Winthrop Town monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hingham, MA5,8374314.0%
      Newton, MA88,3224314.0%
      Randolph, MA33,5264314.0%
      Marblehead, MA20,5304314.0%
      Belmont, MA26,1584314.0%
      Winthrop Town, MA18,5584314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Lake Ronkonkoma, NY18,5554314.0%
      Brownwood, TX18,5543334.0%
      East Massapequa, NY18,564512.0%
      Central Saanich, BC18,572n/a 
      Holtsville, NY18,5744314.0%
      Winthrop Town, MA18,5584314.0%
      Source: The Winthrop Town, 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.