TODAY APR18
TEMPERATURE52
HUMIDITY69
PRESSURE29.8
WIND COND.220 22.3
  • 5545Mon
  • 5846Tue
  • 5538Wed60%
  • 4839Thu
  • 5441Fri
daynightWeather update from Groton / New London, Groton / New London Airport at

Key findings

  • The highest monthly average temperature in Groton Long Point for July is 72.2 degrees
  • The lowest monthly average temperature in Groton Long Point for January is 31.5 degrees
  • The most monthly precipitation in Groton Long Point occurs in October with 4.4 inches
  • The air quality index in Groton Long Point is 26% better than the national average
  • The pollution index in Groton Long Point is 19% better than the national average

Compare Groton Long Point, CT Weather

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      Groton Long Point 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°F32°F2.5"
      February23°F40°F32°F2.1"
      March30°F47°F38°F3.3"
      April39°F58°F48°F3.1"
      May48°F66°F57°F3.6"
      June58°F75°F66°F3.6"
      July65°F81°F72°F2.8"
      August63°F80°F71°F3.0"
      September57°F75°F66°F3.3"
      October47°F65°F56°F4.4"
      November37°F55°F46°F2.9"
      December29°F46°F37°F3.4"

      Groton Long Point 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.
      IndexGroton Long PointConnecticutNational
      Air quality index374350
      Pollution index4,117,2507,127,5315,066,862

      Groton Long Point air quality information

      MeasurementTotal
      Days measured364
      Days with good air quality323
      Days with moderate air quality34
      Days w/ poor A.Q. for sensitive groups7
      Days with unhealthy air quality0

      Groton Long Point air quality information

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

      Average monthly Groton Long Point temperature with heat index

      Groton Long Point monthly precipitation with daily maximum

      Groton Long Point monthly snow depth with daily maximum

      Groton Long Point monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Niantic, CT3,0423726%
      Mystic, CT4,2413726%
      Waterford, CT3,0943726%
      Mashantucket, CT2313726%
      Gales Ferry, CT1,0053726%
      Groton Long Point, CT4773726%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Bruin, PA4773138%
      New Era, MI4773824%
      Turpin, OK4771570%
      Hope, KS4773236%
      Little Rock, IA4773628%
      Groton Long Point, CT4773726%
      Source: The Groton Long Point, 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.