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Key findings

  • The highest monthly average temperature in Stem for July is 77.1 degrees
  • The lowest monthly average temperature in Stem for January is 39.9 degrees
  • The most monthly precipitation in Stem occurs in September with 7.5 inches
  • The air quality index in Stem is 12% better than the national average
  • The pollution index in Stem is 2% better than the national average

Compare Stem, NC Weather

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      Stem 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
      January31°F51°F40°F4.0"
      February33°F54°F42°F4.4"
      March40°F63°F50°F4.2"
      April49°F72°F60°F4.4"
      May56°F78°F66°F5.9"
      June64°F86°F74°F7.1"
      July68°F88°F77°F6.0"
      August67°F87°F76°F5.8"
      September61°F81°F70°F7.5"
      October50°F71°F59°F4.6"
      November39°F61°F49°F6.9"
      December35°F54°F44°F6.3"

      Stem 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.
      IndexStemNorth CarolinaNational
      Air quality index443550
      Pollution index4,980,5803,848,9885,066,862

      Stem air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality275
      Days with moderate air quality90
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Stem air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.001%
      Mercury0.010%

      Average monthly Stem temperature with heat index

      Stem monthly precipitation with daily maximum

      Stem monthly snow depth with daily maximum

      Stem monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Creedmoor, NC4,3534412%
      Rougemont, NC8074412%
      Durham, NC251,7614412%
      Roxboro, NC8,3294412%
      Gorman, NC9414412%
      Stem, NC1,0234412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Avonmore, PA1,0233824%
      Hays, MT1,0232158%
      Autaugaville, AL1,023524%
      Lakeside City, TX1,0232648%
      Philadelphia, TN1,0233040%
      Stem, NC1,0234412%
      Source: The Stem, NC 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.