TODAY NOV19
TEMPERATURE38
HUMIDITY97
PRESSURE29.75
WIND COND.
  • 4531Wed
  • 4737Thu20%
  • 5431Fri30%40%
  • 4330Sat30%
  • 4529Sun30%
daynightWeather update from Andover, Aeroflex-Andover Airport at
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Hackettstown 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
January20°F38°F28°F5.1"
February20°F40°F29°F3.4"
March29°F50°F38°F3.8"
April39°F64°F51°F4.0"
May49°F73°F61°F4.1"
June58°F80°F68°F5.3"
July63°F85°F73°F6.2"
August60°F82°F70°F5.8"
September54°F76°F64°F4.5"
October43°F65°F53°F4.8"
November33°F53°F43°F2.9"
December27°F43°F34°F4.8"

Did you know?

  • The highest monthly average temperature in Hackettstown for July is 73 degrees.
  • The lowest monthly average temperature in Hackettstown for January is 28 degrees.
  • The most monthly precipitation in Hackettstown occurs in July with 6.2 inches.
  • The air quality index in Hackettstown is 22% better than the national average.
  • The pollution index in Hackettstown is 35% better than the national average.

Compare Hackettstown, NJ Weather To Other Cities

Hackettstown 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.
IndexHackettstownNew JerseyNational
Air quality index394550
Pollution index3,291,1407,146,1325,066,862

Hackettstown air quality information

MeasurementTotal
Days measured365
Days with good air quality276
Days with moderate air quality89
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Hackettstown air quality information

PollutantTotal
Arsenic0.002%
Benzene0.050%
Carbon Tetrachloride0.010%
Lead0.020%
Mercury0.001%

Average monthly Hackettstown temperature with heat index

Hackettstown monthly precipitation with daily maximum

Hackettstown monthly snow depth with daily maximum

Hackettstown monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Johnsonburg, NJ843922%
Long Valley, NJ1,9713922%
Mount Arlington, NJ5,2513922%
New Village, NJ3803922%
Port Colden, NJ1183922%
Hackettstown, NJ9,5853922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Silverton, OR9,5853138%
Harvard, IL9,5893138%
Rainbow City, AL9,5903530%
Bristol, PA9,5934020%
Aiea, HI9,5943040%
Hackettstown, NJ9,5853922%
Source: The Hackettstown, 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.
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