TODAY MAY12
TEMPERATURE41
HUMIDITY70
PRESSURE30.06
WIND COND.
  • 6543Wed
  • 7046Thu
  • 7248Fri
  • 7248Sat
  • 7249Sun
daynightWeather update from Meriden, Meriden Markham Municipal Airport at

Key findings

  • The highest monthly average temperature in Durham for July is 74.2 degrees
  • The lowest monthly average temperature in Durham for January is 29.2 degrees
  • The most monthly precipitation in Durham occurs in June with 5.1 inches
  • The air quality index in Durham is 18% better than the national average
  • The pollution index in Durham is 19% better than the national average

Compare Durham, CT Weather

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      Durham 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"

      Durham 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.
      IndexDurhamConnecticutNational
      Air quality index414350
      Pollution index4,117,2507,127,5315,066,862

      Durham air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality280
      Days with moderate air quality71
      Days w/ poor A.Q. for sensitive groups12
      Days with unhealthy air quality2

      Durham air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.050%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.010%

      Average monthly Durham temperature with heat index

      Durham monthly precipitation with daily maximum

      Durham monthly snow depth with daily maximum

      Durham monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Moodus, CT1,2023726%
      Saybrook Manor, CT1,1933726%
      Chester Center, CT1,9863726%
      Bristol, CT60,4373726%
      Kensington, CT8,5284118%
      Durham, CT2,6874118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Seagraves, TX2,6874510%
      Hanapepe, HI2,6871374%
      Dennison, OH2,687468%
      Lake of the Woods, IL2,6874216%
      Somerset, WI2,686468%
      Durham, CT2,6874118%
      Source: The Durham, 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.