TODAY APR04
TEMPERATURE55
HUMIDITY57
PRESSURE29.99
WIND COND.40 10.3
  • 5343Sun20%
  • 6041Mon
  • 5643Tue
  • 5243Wed40%40%
  • 5640Thu30%
daynightWeather update from Islip, Long Island Mac Arthur Airport at
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West Sayville 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"

Did you know?

  • The highest monthly average temperature in West Sayville for July is 76 degrees.
  • The lowest monthly average temperature in West Sayville for January is 32 degrees.
  • The most monthly precipitation in West Sayville occurs in August with 5.6 inches.
  • The air quality index in West Sayville is 5% better than the national average.
  • The pollution index in West Sayville is 674% worse than the national average.

Compare West Sayville, NY Weather To Other Cities

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      West Sayville air quality index & pollution index

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      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
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      West Sayville air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality200
      Days with moderate air quality146
      Days w/ poor A.Q. for sensitive groups18
      Days with unhealthy air quality1

      West Sayville air quality information

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

      Average monthly West Sayville temperature with heat index

      West Sayville monthly precipitation with daily maximum

      West Sayville monthly snow depth with daily maximum

      West Sayville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Bellport, NY2,005476%
      Brightwaters, NY3,092476%
      Central Islip, NY34,724476%
      Dix Hills, NY27,403476%
      East Shoreham, NY6,699476%
      West Sayville, NY4,875476%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Colona, IL4,8765510%
      Lely Resort, FL4,8743334%
      Porter, IN4,8733138%
      Grayson Valley, AL4,87250= 100
      Whiting, IN4,8706020%
      West Sayville, NY4,875476%
      Source: The West Sayville, 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.