TODAY MAR01
TEMPERATURE38
HUMIDITY89
PRESSURE29.69
WIND COND.
  • 471460%20%
  • 3124Tue
  • 4728Wed
  • 4021Thu
  • 3320Fri
daynightWeather update from Danbury, Danbury Municipal Airport at

Key findings

  • The highest monthly average temperature in Danbury for August is 72 degrees
  • The lowest monthly average temperature in Danbury for February is 27 degrees
  • The most monthly precipitation in Danbury occurs in October with 15.3 inches
  • The air quality index in Danbury is 14% better than the national average
  • The pollution index in Danbury is 97% better than the national average

Compare Danbury, CT Weather

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      Danbury 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°F38°F29°F5.4"
      February17°F36°F27°F3.0"
      March23°F46°F34°F6.4"
      April35°F60°F48°F7.4"
      May45°F69°F57°F2.4"
      June57°F80°F68°F3.6"
      July61°F83°F71°F7.7"
      August62°F82°F72°F6.0"
      September53°F78°F65°F1.7"
      October45°F66°F55°F15.3"
      November31°F53°F42°F6.6"
      December22°F38°F30°F7.4"

      Danbury 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.
      IndexDanburyConnecticutNational
      Air quality index434350
      Pollution index161,4277,127,5315,066,862

      Danbury air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality262
      Days with moderate air quality82
      Days w/ poor A.Q. for sensitive groups18
      Days with unhealthy air quality3

      Danbury air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.002%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Danbury temperature with heat index

      Danbury monthly precipitation with daily maximum

      Danbury monthly snow depth with daily maximum

      Danbury monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Putnam Lake, NY3,6663628%
      Mahopac, NY7,9343628%
      Shenorock, NY1,9913628%
      Brewster, NY2,2943628%
      Watchtower, NY2,3163628%
      Danbury, CT83,8904314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Cicero, IL83,9725510%
      O'Fallon, MO84,018548%
      Hoover, AL84,100536%
      Chino, CA83,6708978%
      Edinburg, TX84,3994216%
      Danbury, CT83,8904314%
      Source: The Danbury, 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.