TODAY NOV21
TEMPERATURE44
HUMIDITY42
PRESSURE101150
WIND COND.280 22.3
  • 4831Fri
  • 5336Sat
  • 6252Sun
  • 6633Mon
  • 4831Tue
daynightWeather update from Fort Campbell U. S. Army Airfield at
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Weather Quick Facts

  • The highest monthly average temperature in Princeton for August is 82 degrees
  • The lowest monthly average temperature in Princeton for February is 38.8 degrees
  • The most monthly precipitation in Princeton occurs in October with 16.9 inches
  • The air quality index in Princeton is 5% worse than the national average
  • The pollution index in Princeton is 102% worse than the national average

Compare Princeton, KY Weather

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      Princeton 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
      January34°F49°F41°F8.3"
      February31°F49°F39°F5.6"
      March42°F65°F52°F2.7"
      April48°F70°F58°F6.3"
      May56°F80°F68°F5.2"
      June65°F87°F75°F4.9"
      July69°F89°F78°F5.1"
      August71°F94°F82°F12.1"
      September63°F85°F73°F5.3"
      October52°F74°F62°F16.9"
      November40°F62°F50°F4.5"
      December32°F49°F39°F7.8"

      Princeton 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.
      IndexPrincetonKentuckyNational
      Air quality index444542
      Pollution index5,501,3601,369,1312,726,193

      Princeton air quality

      MeasurementTotal
      Days measured364
      Days with good air quality261
      Days with moderate air quality103
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.130%
      Carbon Tetrachloride0.002%
      Lead0.020%
      Mercury0.800%

      Average monthly Princeton temperature with heat index

      Princeton monthly precipitation with daily maximum

      Princeton monthly snow depth with daily maximum

      Princeton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Cerulean, KY4904020.0%
      Dawson Springs, KY2,6654020.0%
      Fredonia, KY4644412.0%
      Kuttawa, KY5144412.0%
      Crayne, KY2804412.0%
      Princeton, KY6,0874412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Southwest Middlesex, ON6,087n/a 
      Violet, LA6,0864510.0%
      Independence, IA6,0853922.0%
      McMasterville, QC6,085n/a 
      Munford, TN6,0904510.0%
      Princeton, KY6,0874412.0%
      Source: The Princeton, KY 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.