TODAY JUN22
TEMPERATURE69
HUMIDITY73
PRESSURE30.01
WIND COND.100 11.4
  • 7968Sat70%70%
  • 8666Sun50%
  • 8158Mon
  • 8062Tue
  • 8567Wed
daynightWeather update from Trenton, Mercer County Airport at

Dayton Average Weather

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
January2°F72°F34°F3.0"
February8°F72°F33°F1.9"
March10°F81°F41°F2.9"
April27°F91°F53°F4.1"
May35°F90°F61°F3.0"
June44°F97°F72°F5.7"
July53°F98°F76°F5.0"
August54°F97°F75°F3.2"
September41°F94°F68°F3.4"
October29°F90°F56°F3.6"
November19°F74°F47°F2.5"
December8°F72°F37°F4.0"

Did you know?

  • The highest monthly average temperature in Dayton for July is 76 degrees.
  • The lowest monthly average temperature in Dayton for February is 33 degrees.
  • The most monthly precipitation in Dayton occurs in June with 5.7 inches.
  • The air quality index in Dayton is 19% better than the national average.
  • The pollution index in Dayton is 25% better than the national average.

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Compare Dayton, NJ Weather To Other Cities

Dayton 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.
IndexDaytonNew JerseyNational
Air quality index404550
Pollution index3,756,2707,146,1325,066,862

Dayton air quality information

MeasurementTotal
Days measured365
Days with good air quality257
Days with moderate air quality106
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Dayton air quality information

PollutantTotal
Arsenic0.020%
Benzene0.040%
Carbon Tetrachloride0.010%
Lead0.100%
Mercury0.001%

Average monthly Dayton temperature with heat index

Dayton monthly precipitation with daily maximum

Dayton monthly snow depth with daily maximum

Dayton monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Lawrenceville, NJ4,1164020%
Mercerville, NJ13,3284020%
Millstone, NJ4984020%
New Brunswick, NJ56,4274020%
Plainsboro Center, NJ2,7334020%
Dayton, NJ7,3084020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Dayton, TN7,308198%
Corbin, KY7,3063628%
Hastings, MI7,3123922%
Summit View, WA7,3123138%
Tell City, IN7,3134020%
Dayton, NJ7,3084020%
Source: The Dayton, 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.