TODAY MAR07
TEMPERATURE31
HUMIDITY49
PRESSURE30.19
WIND COND.10 5.4
  • 4022Sun
  • 4432Mon
  • 6036Tue
  • 6645Wed
  • 6748Thu
daynightWeather update from Trenton, Mercer County Airport at

Key findings

  • The highest monthly average temperature in Mill Hill for July is 77 degrees
  • The lowest monthly average temperature in Mill Hill for January is 33 degrees
  • The most monthly precipitation in Mill Hill occurs in June with 5.3 inches
  • The air quality index in Mill Hill is 18% better than the national average
  • The pollution index in Mill Hill is 35% better than the national average

Compare Trenton, NJ Weather

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      Mill Hill 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°F3.3"
      February25°F43°F34°F2.4"
      March33°F53°F42°F3.4"
      April43°F66°F54°F3.8"
      May52°F75°F63°F3.9"
      June62°F83°F72°F5.3"
      July67°F88°F77°F5.1"
      August65°F85°F75°F4.7"
      September59°F79°F68°F3.5"
      October48°F68°F57°F4.2"
      November37°F57°F46°F2.9"
      December31°F47°F38°F4.3"

      Mill Hill 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.
      IndexMill HillTrentonNew Jersey
      Air quality index414145
      Pollution index3,313,9203,313,9207,146,132

      Mill Hill air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality280
      Days with moderate air quality83
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Mill Hill air quality information

      PollutantTotal
      Arsenic0.350%
      Benzene0.020%
      Carbon Tetrachloride0.004%
      Lead0.350%
      Mercury0.340%

      Average monthly Mill Hill temperature with heat index

      Mill Hill monthly precipitation with daily maximum

      Mill Hill monthly snow depth with daily maximum

      Mill Hill monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Blawenburg, NJ3054118%
      Hopewell, NJ1,9044118%
      Monmouth Junction, NJ3,1994118%
      Stockton, NJ6204118%
      Bordentown, NJ3,8744118%
      Trenton, NJ84,5594118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Riverview, FL84,5904314%
      Bellingham, WA84,4623432%
      Champaign, IL84,6724216%
      Bend, OR84,4162060%
      Edinburg, TX84,3994216%
      Trenton, NJ84,5594118%
      Source: The Mill Hill, Trenton, 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.