TODAY SEP18
TEMPERATURE66
HUMIDITY59
PRESSURE30
WIND COND.360 13
  • 6543Sat
  • 6244Sun
  • 6445Mon
  • 6854Tue
  • 7757Wed
daynightWeather update from New Haven, Tweed-New Haven Airport at

Key findings

  • The highest monthly average temperature in Newhallville for July is 75 degrees
  • The lowest monthly average temperature in Newhallville for January is 32 degrees
  • The most monthly precipitation in Newhallville occurs in June with 4.7 inches
  • The air quality index in Newhallville is 18% better than the national average
  • The pollution index in Newhallville is 186% worse than the national average

Compare New Haven, CT Weather

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      Newhallville 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°F2.6"
      February23°F41°F32°F2.8"
      March30°F48°F39°F3.4"
      April40°F60°F50°F4.5"
      May50°F69°F59°F3.8"
      June60°F78°F68°F4.7"
      July66°F84°F75°F3.1"
      August64°F82°F74°F3.7"
      September58°F77°F67°F3.2"
      October47°F66°F57°F4.5"
      November37°F55°F46°F2.9"
      December30°F45°F37°F4.2"

      Newhallville 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.
      IndexNewhallvilleNew HavenConnecticut
      Air quality index414143
      Pollution index14,500,30014,500,3007,127,531

      Newhallville 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

      Newhallville air quality information

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

      Average monthly Newhallville temperature with heat index

      Newhallville monthly precipitation with daily maximum

      Newhallville monthly snow depth with daily maximum

      Newhallville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Woodbury Center, CT1,5203726%
      Ansonia, CT18,9504118%
      Derby, CT12,7554118%
      Meriden, CT60,2034118%
      Orange, CT13,9414118%
      New Haven, CT130,4054118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Thornton, CO130,5115816%
      Waco, TX130,6593824%
      Charleston, SC129,8883824%
      Enterprise, NV129,620548%
      Cedar Rapids, IA129,5373922%
      New Haven, CT130,4054118%
      Source: The Newhallville, New Haven, 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.