TODAY NOV08
TEMPERATURE60
HUMIDITY47
PRESSURE101970
WIND COND.330 16.6
  • 6743Fri
  • 5843Sat
  • 6254Sun80%
  • 685080%
  • 6343Tue
daynightWeather update from Newark, Newark International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Port Monmouth for July is 78.8 degrees
  • The lowest monthly average temperature in Port Monmouth for January is 32.3 degrees
  • The most monthly precipitation in Port Monmouth occurs in May with 5.7 inches
  • The air quality index in Port Monmouth is 21% worse than the national average
  • The pollution index in Port Monmouth is 249% worse than the national average

Compare Port Monmouth, NJ Weather

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      Port Monmouth 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°F40°F32°F5.1"
      February29°F45°F36°F4.2"
      March37°F54°F45°F2.6"
      April47°F66°F55°F4.4"
      May55°F74°F64°F5.7"
      June65°F83°F73°F4.8"
      July70°F88°F79°F3.8"
      August69°F87°F77°F3.3"
      September63°F80°F71°F5.3"
      October48°F66°F57°F4.4"
      November42°F57°F49°F5.3"
      December35°F48°F41°F5.2"

      Port Monmouth 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.
      IndexPort MonmouthNew JerseyNational
      Air quality index514542
      Pollution index9,503,7307,246,8912,726,193

      Port Monmouth 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%
      Benzene0.080%
      Carbon Tetrachloride0.040%
      Lead0.010%
      Mercury0.010%

      Average monthly Port Monmouth temperature with heat index

      Port Monmouth monthly precipitation with daily maximum

      Port Monmouth monthly snow depth with daily maximum

      Port Monmouth monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Old Bridge, NJ27,8364118.0%
      East Freehold, NJ4,6404118.0%
      Englishtown, NJ1,9994118.0%
      Yorketown, NJ6,7394118.0%
      Robertsville, NJ11,8664118.0%
      Port Monmouth, NJ3,660512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Muttontown, NY3,660512.0%
      Mount Repose, OH3,661548.0%
      Harrington, DE3,6584216.0%
      Watergate, FL3,6584118.0%
      Kelseyville, CA3,6573138.0%
      Port Monmouth, NJ3,660512.0%
      Source: The Port Monmouth, 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.