TODAY NOV21
TEMPERATURE46
HUMIDITY89
PRESSURE99700
WIND COND.340 11.2
  • 4237Fri70%60%
  • 4842Sat30%20%
  • 4836Sun
  • 5244Mon
  • 5436Tue40%
daynightWeather update from White Plains - Westchester County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in South Nyack for July is 74.5 degrees
  • The lowest monthly average temperature in South Nyack for January is 30.4 degrees
  • The most monthly precipitation in South Nyack occurs in June with 5.1 inches
  • The air quality index in South Nyack is 21% worse than the national average
  • The pollution index in South Nyack is 158% worse than the national average

Compare South Nyack, NY Weather

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      South Nyack 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
      January23°F39°F30°F3.0"
      February23°F40°F31°F2.6"
      March30°F49°F39°F3.5"
      April41°F62°F50°F4.2"
      May50°F71°F60°F4.2"
      June60°F79°F69°F5.1"
      July66°F84°F74°F4.4"
      August64°F82°F72°F4.2"
      September57°F77°F66°F4.3"
      October47°F65°F55°F5.1"
      November37°F54°F45°F3.1"
      December29°F44°F36°F4.5"

      South Nyack 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.
      IndexSouth NyackNew YorkNational
      Air quality index514342
      Pollution index7,043,2006,179,2752,726,193

      South Nyack 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
      Arsenic0.010%
      Benzene0.050%
      Carbon Tetrachloride0.020%
      Lead0.030%
      Mercury0.020%

      Average monthly South Nyack temperature with heat index

      South Nyack monthly precipitation with daily maximum

      South Nyack monthly snow depth with daily maximum

      South Nyack monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Croton-on-Hudson, NY8,1213628.0%
      Mount Ivy, NY7,3903628.0%
      Verplanck, NY1,0513628.0%
      Buchanan, NY2,2743628.0%
      Crugers, NY1,3353628.0%
      South Nyack, NY3,359512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Jefferson, OH3,3593432.0%
      Lincoln Heights, OH3,359548.0%
      Enochville, NC3,3584020.0%
      Clyde Hill, WA3,3604510.0%
      Whispering Pines, NC3,3572942.0%
      South Nyack, NY3,359512.0%
      Source: The South Nyack, 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.