TODAY SEP28
TEMPERATURE75
HUMIDITY82
PRESSURE29.95
WIND COND.180 20.5
  • 7765Tue30%60%
  • 7457Wed80%80%
  • 7153Thu30%
  • 6849Fri30%
  • 6747Sat
daynightWeather update from New Haven, Tweed-New Haven Airport at

Key findings

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

Compare New Haven, CT Weather

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      Mill River 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"

      Mill River 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.
      IndexMill RiverNew HavenConnecticut
      Air quality index414143
      Pollution index14,500,30014,500,3007,127,531

      Mill River 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

      Mill River air quality information

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

      Average monthly Mill River temperature with heat index

      Mill River monthly precipitation with daily maximum

      Mill River monthly snow depth with daily maximum

      Mill River monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Ansonia, CT18,9504118%
      Derby, CT12,7554118%
      Shelton, CT40,9794118%
      Woodmont, CT1,4254118%
      Branford Center, CT6,3604118%
      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 Mill River, 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.