TODAY NOV21
TEMPERATURE50
HUMIDITY86
PRESSURE99630
WIND COND.30 16.6
  • 4636Fri30%60%
  • 5040Sat40%
  • 5338Sun
  • 5542Mon
  • 5536Tue
daynightWeather update from Farmingdale - Republic Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Upper Brookville for July is 75.7 degrees
  • The lowest monthly average temperature in Upper Brookville for January is 33 degrees
  • The most monthly precipitation in Upper Brookville occurs in December with 4.5 inches
  • The air quality index in Upper Brookville is 21% worse than the national average
  • The pollution index in Upper Brookville is 720% worse than the national average

Compare Upper Brookville, NY Weather

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      Upper Brookville 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
      January25°F41°F33°F2.7"
      February25°F42°F33°F2.3"
      March32°F50°F40°F3.3"
      April42°F60°F51°F3.7"
      May52°F70°F60°F3.4"
      June61°F78°F69°F4.3"
      July68°F84°F76°F3.2"
      August66°F83°F74°F3.4"
      September60°F76°F68°F3.2"
      October50°F66°F57°F3.5"
      November39°F55°F47°F2.5"
      December32°F46°F39°F4.5"

      Upper Brookville 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.
      IndexUpper BrookvilleNew YorkNational
      Air quality index514342
      Pollution index22,367,0006,179,2752,726,193

      Upper Brookville air quality

      MeasurementTotal
      Days measured365
      Days with good air quality169
      Days with moderate air quality180
      Days w/ poor A.Q. for sensitive groups16
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.040%
      Benzene0.180%
      Carbon Tetrachloride0.070%
      Lead0.050%
      Mercury0.050%

      Average monthly Upper Brookville temperature with heat index

      Upper Brookville monthly precipitation with daily maximum

      Upper Brookville monthly snow depth with daily maximum

      Upper Brookville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Old Greenwich, CT6,9804314.0%
      Asharoken, NY5864314.0%
      Eatons Neck, NY1,2934314.0%
      Halesite, NY2,4834314.0%
      Lloyd Harbor, NY3,6634314.0%
      Upper Brookville, NY1,627512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hillsboro, ND1,6273334.0%
      Northampton, NY1,6274118.0%
      Powhatan Point, OH1,6273922.0%
      Latta, SC1,6274020.0%
      Johnson, VT1,6273726.0%
      Upper Brookville, NY1,627512.0%
      Source: The Upper Brookville, NY 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.