TODAY MAY19
TEMPERATURE59
HUMIDITY75
PRESSURE101557.8
WIND COND.30 11.1
  • 6652Mon
  • 6855Tue
  • 7357Wed
  • 7257Thu30%
  • 7156Fri30%
daynightWeather update from East Hampton Town Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Greenport for July is 74.8 degrees
  • The lowest monthly average temperature in Greenport for February is 35 degrees
  • The most monthly precipitation in Greenport occurs in October with 13.5 inches
  • The air quality index in Greenport is 3% better than the national average
  • The pollution index in Greenport is 51% worse than the national average

Compare Greenport, NY Weather

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      Greenport 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
      January31°F39°F36°F4.2"
      February30°F40°F35°F3.0"
      March36°F46°F41°F6.5"
      April45°F56°F51°F7.6"
      May55°F65°F60°F6.6"
      June63°F73°F68°F3.1"
      July69°F79°F75°F5.8"
      August67°F78°F73°F6.3"
      September63°F72°F68°F8.5"
      October54°F63°F59°F13.5"
      November44°F53°F49°F7.3"
      December35°F44°F40°F6.0"

      Greenport 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.
      IndexGreenportNew YorkNational
      Air quality index414342
      Pollution index4,117,2506,179,2752,726,193

      Greenport 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

      Greenport air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.050%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.010%

      Average monthly Greenport temperature with heat index

      Greenport monthly precipitation with daily maximum

      Greenport monthly snow depth with daily maximum

      Greenport monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Amagansett, NY5103726.0%
      Old Saybrook Center, CT1,9843726.0%
      East Hampton, NY9203726.0%
      Napeague, NY1243726.0%
      Orient, NY1,0233726.0%
      Greenport, NY2,0584118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Blue Grass, IA2,058468.0%
      Adrian, MO2,058476.0%
      Malta, MT2,0582158.0%
      Newkirk, OK2,0584020.0%
      Palmyra, WI2,0583726.0%
      Greenport, NY2,0584118.0%
      Source: The Greenport, 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.