TODAY FEB24
TEMPERATURE47
HUMIDITY63
PRESSURE30.57
WIND COND. 5.4
  • 4939Thu50%60%
  • 5037Fri80%80%
  • 4935Sat50%
  • 5236Sun
  • 5135Mon
daynightWeather update from Eugene, Mahlon Sweet Field at

Key findings

  • The highest monthly average temperature in Junction City for July is 68 degrees
  • The lowest monthly average temperature in Junction City for December is 39 degrees
  • The most monthly precipitation in Junction City occurs in December with 6.7 inches
  • The air quality index in Junction City is 24% better than the national average
  • The pollution index in Junction City is 37% better than the national average

Compare Junction City, OR Weather

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      Junction 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
      January33°F49°F40°F4.9"
      February34°F53°F43°F4.3"
      March37°F58°F47°F5.0"
      April38°F63°F50°F2.6"
      May43°F70°F56°F2.2"
      June47°F76°F61°F1.2"
      July51°F86°F68°F0.4"
      August51°F87°F68°F0.3"
      September47°F80°F62°F1.2"
      October42°F66°F53°F3.6"
      November37°F55°F45°F6.0"
      December32°F48°F39°F6.7"

      Junction 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.
      IndexJunction CityOregonNational
      Air quality index383250
      Pollution index3,182,1805,374,5275,066,862

      Junction City air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality254
      Days with moderate air quality103
      Days w/ poor A.Q. for sensitive groups8
      Days with unhealthy air quality0

      Junction City air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.040%
      Carbon Tetrachloride0.030%
      Lead0.190%
      Mercury0.110%

      Average monthly Junction City temperature with heat index

      Junction City monthly precipitation with daily maximum

      Junction City monthly snow depth with daily maximum

      Junction City monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Alpine, OR1311766%
      Halsey, OR9351766%
      Bellfountain, OR931766%
      Monroe, OR6531766%
      Brownsville, OR1,6152844%
      Junction City, OR5,7353824%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      West Side Highway, WA5,7351864%
      Taos, NM5,7351570%
      James City, NC5,7363726%
      Hampshire, IL5,7324216%
      Fort Wright, KY5,732548%
      Junction City, OR5,7353824%
      Source: The Junction City, OR 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.