TODAY APR19
TEMPERATURE47
HUMIDITY80
PRESSURE102100
WIND COND.10 9.4
  • 5645Fri50%
  • 6739Sat50%
  • 5940Sun
  • 6241Mon
  • 6348Tue
daynightWeather update from New Haven, Tweed-New Haven Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Newhallville for July is 74.9 degrees
  • The lowest monthly average temperature in Newhallville for January is 31.5 degrees
  • The most monthly precipitation in Newhallville occurs in June with 4.7 inches
  • The air quality index in Newhallville is 3% better than the national average
  • The pollution index in Newhallville is 432% 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 index14,500,30014,500,3008,629,883

      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

      CityPopulationAir Quality IndexNational Avg.
      Woodbury Center, CT1,1533726.0%
      Orange, CT13,9284118.0%
      Wallingford Center, CT18,9484118.0%
      West Haven, CT54,6664118.0%
      Ansonia, CT18,7094118.0%
      New Haven, CT130,3814118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Stamford, CT130,0574314.0%
      Kent, WA130,0384510.0%
      Concord, CA129,2274020.0%
      Round Rock, TX128,8124412.0%
      Langley, BC132,088n/a 
      New Haven, CT130,3814118.0%
      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.