TODAY NOV21
TEMPERATURE45
HUMIDITY97
PRESSURE99800
WIND COND. 11.2
  • 3832Fri60%40%
  • 4638Sat
  • 4733Sun
  • 5141Mon
  • 5134Tue
daynightWeather update from Somerville, Somerset Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Brass Castle for July is 75 degrees
  • The lowest monthly average temperature in Brass Castle for January is 30.6 degrees
  • The most monthly precipitation in Brass Castle occurs in August with 5.5 inches
  • The air quality index in Brass Castle is 19% better than the national average
  • The pollution index in Brass Castle is 16% worse than the national average

Compare Brass Castle, NJ Weather

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      Brass Castle 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
      January21°F41°F31°F2.8"
      February22°F43°F31°F2.3"
      March30°F53°F41°F3.7"
      April39°F66°F52°F4.0"
      May49°F75°F62°F3.7"
      June58°F83°F70°F5.3"
      July63°F87°F75°F5.3"
      August61°F85°F72°F5.5"
      September55°F79°F66°F3.6"
      October43°F68°F55°F4.5"
      November33°F56°F44°F3.0"
      December27°F46°F36°F4.6"

      Brass Castle 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.
      IndexBrass CastleNew JerseyNational
      Air quality index344542
      Pollution index3,167,1107,246,8912,726,193

      Brass Castle air quality

      MeasurementTotal
      Days measured349
      Days with good air quality340
      Days with moderate air quality9
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.030%
      Mercury0.001%

      Average monthly Brass Castle temperature with heat index

      Brass Castle monthly precipitation with daily maximum

      Brass Castle monthly snow depth with daily maximum

      Brass Castle monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Broadway, NJ1833432.0%
      Harmony, NJ4103432.0%
      Hackettstown, NJ9,4403432.0%
      Upper Pohatcong, NJ1,7743432.0%
      Columbia, NJ1433432.0%
      Brass Castle, NJ1,6293432.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Lookout Mountain, GA1,629468.0%
      Trumansburg, NY1,6293432.0%
      Prince George, VA1,6294412.0%
      Ashcroft, BC1,629n/a 
      Ashland, NH1,6303138.0%
      Brass Castle, NJ1,6293432.0%
      Source: The Brass Castle, 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.