TODAY MAR19
TEMPERATURE43
HUMIDITY36
PRESSURE100710
WIND COND.310 24.1
  • 4838Tue
  • 5531Wed20%
  • 4527Thu
  • 4537Fri40%
  • 5134Sat50%30%
daynightWeather update from Newark, Newark International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Sewaren for July is 78.1 degrees
  • The lowest monthly average temperature in Sewaren for February is 32.4 degrees
  • The most monthly precipitation in Sewaren occurs in May with 9.9 inches
  • The air quality index in Sewaren is 21% worse than the national average
  • The pollution index in Sewaren is 249% worse than the national average

Compare Sewaren, NJ Weather

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      Sewaren 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
      January26°F42°F34°F6.3"
      February24°F42°F32°F4.9"
      March31°F50°F40°F7.3"
      April46°F67°F55°F5.0"
      May56°F76°F65°F9.9"
      June64°F83°F73°F8.3"
      July71°F87°F78°F8.3"
      August67°F84°F75°F7.8"
      September61°F80°F70°F4.9"
      October54°F72°F62°F6.3"
      November38°F56°F46°F5.9"
      December33°F46°F39°F5.8"

      Sewaren 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.
      IndexSewarenNew JerseyNational
      Air quality index514542
      Pollution index9,503,7307,246,8912,726,193

      Sewaren 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

      Sewaren air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.080%
      Carbon Tetrachloride0.040%
      Lead0.010%
      Mercury0.010%

      Average monthly Sewaren temperature with heat index

      Sewaren monthly precipitation with daily maximum

      Sewaren monthly snow depth with daily maximum

      Sewaren monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Franklin Park, NJ12,7384118.0%
      Franklin Center, NJ5,5364118.0%
      Highland Park, NJ13,8034118.0%
      New Brunswick, NJ55,9924118.0%
      Somerset, NJ24,1194118.0%
      Sewaren, NJ2,708512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Oak Harbor, OH2,7084020.0%
      Kalama, WA2,7081864.0%
      Underwood-Petersville, AL2,7073726.0%
      Lakehurst, NJ2,7074118.0%
      New Tazewell, TN2,7073922.0%
      Sewaren, NJ2,708512.0%
      Source: The Sewaren, 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.