TODAY DEC23
TEMPERATURE14
HUMIDITY51
PRESSURE103690
WIND COND.10 9.4
  • 3127Mon
  • 3927Tue40%
  • 3525
  • 3729Thu
  • 4030Fri
daynightWeather update from New York City, Central Park at
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Weather Quick Facts

  • The highest monthly average temperature in Harlem for July is 77.4 degrees
  • The lowest monthly average temperature in Harlem for January is 33.1 degrees
  • The most monthly precipitation in Harlem occurs in June with 5.9 inches
  • The air quality index in Harlem is 21% worse than the national average
  • The pollution index in Harlem is 321% worse than the national average

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      Harlem 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
      January27°F41°F33°F4.3"
      February26°F43°F34°F4.2"
      March32°F51°F40°F3.4"
      April44°F65°F53°F2.9"
      May54°F75°F63°F5.6"
      June63°F82°F72°F5.9"
      July70°F87°F77°F4.9"
      August68°F85°F76°F2.9"
      September62°F80°F70°F3.0"
      October52°F68°F60°F3.7"
      November39°F56°F47°F3.2"
      December35°F48°F41°F4.7"

      Harlem 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.
      IndexHarlemNew YorkNew York
      Air quality index515143
      Pollution index11,476,3002,225,4006,179,275

      Harlem 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
      Arsenic0.003%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.004%
      Mercury0.002%

      Average monthly Harlem temperature with heat index

      Harlem monthly precipitation with daily maximum

      Harlem monthly snow depth with daily maximum

      Harlem monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Rye Brook, NY9,5544314.0%
      Port Chester, NY29,210512.0%
      White Plains, NY58,171512.0%
      Hackensack, NJ44,266512.0%
      Totowa, NJ10,810512.0%
      New York, NY8,379,552512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Los Angeles, CA3,973,2787244.0%
      Toronto, ON3,013,752n/a 
      Chicago, IL2,699,3475510.0%
      New York, NY8,379,552512.0%
      Source: The Harlem, New York, 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.