TODAY MAY16
TEMPERATURE75
HUMIDITY
PRESSURE30.19
WIND COND. 9.4
  • 7652Mon20%
  • 7856Tue
  • 8460Wed
  • 8562Thu
  • 8064Fri
daynightWeather update from Meriden, Meriden Markham Municipal Airport at

Key findings

  • The highest monthly average temperature in Bristol for July is 74.2 degrees
  • The lowest monthly average temperature in Bristol for January is 29.2 degrees
  • The most monthly precipitation in Bristol occurs in June with 5.1 inches
  • The air quality index in Bristol is 26% better than the national average
  • The pollution index in Bristol is 186% worse than the national average

Compare Bristol, CT Weather

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      Bristol 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
      January20°F39°F29°F2.7"
      February20°F40°F30°F2.9"
      March28°F49°F38°F3.1"
      April39°F63°F50°F3.6"
      May48°F73°F60°F3.5"
      June57°F80°F68°F5.1"
      July64°F86°F74°F4.1"
      August61°F83°F72°F4.2"
      September54°F78°F65°F3.2"
      October43°F66°F54°F4.1"
      November33°F55°F43°F3.2"
      December26°F44°F35°F4.0"

      Bristol 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.
      IndexBristolConnecticutNational
      Air quality index374350
      Pollution index14,500,3007,127,5315,066,862

      Bristol air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality342
      Days with moderate air quality23
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Bristol air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.140%
      Carbon Tetrachloride0.050%
      Lead0.080%
      Mercury0.060%

      Average monthly Bristol temperature with heat index

      Bristol monthly precipitation with daily maximum

      Bristol monthly snow depth with daily maximum

      Bristol monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Terryville, CT5,4313726%
      Litchfield, CT1,3293726%
      Woodbury Center, CT1,5203726%
      Collinsville, CT3,6933726%
      Thomaston, CT1,8033726%
      Bristol, CT60,4373726%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Taylorsville, UT60,448512%
      Rocklin, CA60,509524%
      National City, CA60,3496428%
      West Allis, WI60,5434412%
      Auburn, AL60,3184216%
      Bristol, CT60,4373726%
      Source: The Bristol, CT 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.