TODAY APR26
TEMPERATURE42
HUMIDITY84
PRESSURE
WIND COND.
  • 5339Fri50%90%
  • 5133Sat80%50%
  • 5935Sun30%30%
  • 6135Mon20%
  • 6434Tue
daynightWeather update from DW2989 Jeffrey City at
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Weather Quick Facts

  • The highest monthly average temperature in Jeffrey City for July is 73.3 degrees
  • The lowest monthly average temperature in Jeffrey City for December is 20.7 degrees
  • The most monthly precipitation in Jeffrey City occurs in May with 3.4 inches
  • The air quality index in Jeffrey City is 7% worse than the national average
  • The pollution index in Jeffrey City is 59% better than the national average

Compare Jeffrey City, WY Weather

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      Jeffrey City 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
      January10°F34°F21°F0.5"
      February15°F40°F26°F0.7"
      March25°F52°F38°F1.6"
      April31°F59°F44°F2.1"
      May39°F67°F52°F3.4"
      June48°F81°F65°F0.8"
      July56°F90°F73°F0.5"
      August54°F87°F70°F0.6"
      September45°F77°F61°F1.1"
      October34°F61°F46°F1.6"
      November23°F49°F35°F0.6"
      December9°F33°F21°F1.0"

      Jeffrey City 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.
      IndexJeffrey CityWyomingNational
      Air quality index453942
      Pollution index1,128,4501,779,9752,726,193

      Jeffrey City air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality294
      Days with moderate air quality69
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Jeffrey City air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.020%
      Carbon Tetrachloride0.001%
      Lead0.010%
      Mercury0.001%

      Average monthly Jeffrey City temperature with heat index

      Jeffrey City monthly precipitation with daily maximum

      Jeffrey City monthly snow depth with daily maximum

      Jeffrey City monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Jeffrey City, WY234510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Ferry, AK233824.0%
      Benton, AL23524.0%
      Oak Hill, AL23524.0%
      Coulterville, CA233922.0%
      Parshall, CO23476.0%
      Jeffrey City, WY234510.0%
      Source: The Jeffrey City, WY 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.