TODAY DEC22
TEMPERATURE36
HUMIDITY48
PRESSURE102070
WIND COND.240 18.4
  • 3528Sun
  • 4320Mon20%
  • 3722Tue50%
  • 3413
  • 3419Thu
daynightWeather update from Evanston-Uinta County Airport - Burns Field at
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Weather Quick Facts

  • The highest monthly average temperature in Lyman for July is 68.4 degrees
  • The lowest monthly average temperature in Lyman for January is 21.4 degrees
  • The most monthly precipitation in Lyman occurs in May with 1.9 inches
  • The air quality index in Lyman is 5% worse than the national average
  • The pollution index in Lyman is 67% better than the national average

Compare Lyman, WY Weather

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      Lyman 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
      January13°F31°F21°F0.4"
      February16°F33°F24°F0.4"
      March23°F43°F32°F0.5"
      April28°F52°F39°F0.9"
      May36°F62°F48°F1.9"
      June45°F75°F60°F0.8"
      July53°F84°F68°F0.5"
      August51°F82°F66°F0.9"
      September43°F72°F56°F1.3"
      October33°F58°F44°F0.9"
      November23°F45°F33°F0.5"
      December14°F31°F22°F0.4"

      Lyman 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.
      IndexLymanWyomingNational
      Air quality index443942
      Pollution index902,4461,779,9752,726,193

      Lyman air quality

      MeasurementTotal
      Days measured365
      Days with good air quality315
      Days with moderate air quality49
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.020%
      Carbon Tetrachloride0.001%
      Lead0.010%
      Mercury0.000%

      Average monthly Lyman temperature with heat index

      Lyman monthly precipitation with daily maximum

      Lyman monthly snow depth with daily maximum

      Lyman monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Mountain View CDP, WY1394412.0%
      Robertson, WY374412.0%
      Mountain View, WY1,0424412.0%
      Carter, WY04412.0%
      Urie, WY3274412.0%
      Lyman, WY1,7234412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Duxbury, MA1,7234314.0%
      Lakeland, MN1,723468.0%
      Bay Springs, MS1,7233628.0%
      Roundup, MT1,7232158.0%
      Hazen, AR1,7244510.0%
      Lyman, WY1,7234412.0%
      Source: The Lyman, 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.