TODAY MAR19
TEMPERATURE34
HUMIDITY61
PRESSURE100640
WIND COND.280 9.4
  • 4637Tue
  • 5330Wed30%
  • 4226Thu
  • 4435Fri30%
  • 5130Sat60%50%
daynightWeather update from Teterboro, Teterboro Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Rockleigh for July is 78 degrees
  • The lowest monthly average temperature in Rockleigh for January is 32.7 degrees
  • The most monthly precipitation in Rockleigh occurs in June with 5.3 inches
  • The air quality index in Rockleigh is 21% worse than the national average
  • The pollution index in Rockleigh is 158% worse than the national average

Compare Rockleigh, NJ Weather

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      Rockleigh 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
      January25°F42°F33°F4.2"
      February25°F43°F34°F3.6"
      March33°F52°F42°F3.9"
      April44°F66°F54°F4.4"
      May53°F75°F63°F4.9"
      June63°F84°F72°F5.3"
      July69°F89°F78°F4.5"
      August66°F86°F76°F5.0"
      September60°F81°F69°F3.5"
      October49°F69°F58°F4.8"
      November38°F58°F47°F3.1"
      December31°F47°F38°F5.0"

      Rockleigh 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.
      IndexRockleighNew JerseyNational
      Air quality index514542
      Pollution index7,043,2007,246,8912,726,193

      Rockleigh air quality information

      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

      Rockleigh air quality information

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

      Average monthly Rockleigh temperature with heat index

      Rockleigh monthly precipitation with daily maximum

      Rockleigh monthly snow depth with daily maximum

      Rockleigh monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Mount Ivy, NY7,3903628.0%
      Croton-on-Hudson, NY8,1213628.0%
      Thiells, NY4,2473628.0%
      Pomona, NY3,0583628.0%
      Tuxedo Park, NY5423628.0%
      Rockleigh, NJ650512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Grand Ridge, IL6500100.0%
      Milroy, IN6502844.0%
      Hatley, MS6503922.0%
      Hungry Horse, MT6503726.0%
      Gilbert, SC6504314.0%
      Rockleigh, NJ650512.0%
      Source: The Rockleigh, NJ 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.