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Key findings

  • The highest monthly average temperature in Centereach for July is 76 degrees
  • The lowest monthly average temperature in Centereach for January is 32 degrees
  • The most monthly precipitation in Centereach occurs in August with 5.6 inches
  • The air quality index in Centereach is 14% better than the national average
  • The pollution index in Centereach is 674% worse than the national average

Compare Centereach, NY Weather

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      Centereach 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
      January24°F41°F32°F4.0"
      February24°F43°F33°F3.0"
      March31°F50°F40°F4.2"
      April41°F61°F50°F3.5"
      May51°F71°F60°F3.6"
      June60°F79°F69°F4.7"
      July68°F85°F76°F3.1"
      August65°F83°F74°F5.6"
      September60°F78°F68°F3.1"
      October49°F67°F58°F4.1"
      November37°F56°F46°F3.0"
      December31°F47°F39°F4.9"

      Centereach 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.
      IndexCentereachNew YorkNational
      Air quality index434350
      Pollution index39,208,8009,373,0575,066,862

      Centereach 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

      Centereach air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.320%
      Carbon Tetrachloride0.020%
      Lead0.320%
      Mercury0.130%

      Average monthly Centereach temperature with heat index

      Centereach monthly precipitation with daily maximum

      Centereach monthly snow depth with daily maximum

      Centereach monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Bayport, NY8,1744314%
      Bellport, NY2,0054314%
      Brightwaters, NY3,0924314%
      Commack, NY36,6254314%
      East Islip, NY13,8534314%
      Centereach, NY32,1574314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Westmont, CA32,1477244%
      Pullman, WA32,1761864%
      North Olmsted, OH32,10850= 100
      Farmers Branch, TX32,211512%
      Laramie, WY32,096476%
      Centereach, NY32,1574314%
      Source: The Centereach, 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.