TODAY NOV10
TEMPERATURE40
HUMIDITY57
PRESSURE101390
WIND COND.
  • 5131Sun
  • 5329
  • 4722Tue30%
  • 4629Wed
  • 5226Thu
daynightWeather update from Lander at
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Weather Quick Facts

  • The highest monthly average temperature in Boulder Flats for July is 73.3 degrees
  • The lowest monthly average temperature in Boulder Flats for December is 20.7 degrees
  • The most monthly precipitation in Boulder Flats occurs in May with 3.4 inches
  • The air quality index in Boulder Flats is 7% worse than the national average
  • The pollution index in Boulder Flats is 90% better than the national average

Compare Boulder Flats, WY Weather

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      Boulder Flats 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"

      Boulder Flats 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.
      IndexBoulder FlatsWyomingNational
      Air quality index453942
      Pollution index270,1671,779,9752,726,193

      Boulder Flats air quality

      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

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.002%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Boulder Flats temperature with heat index

      Boulder Flats monthly precipitation with daily maximum

      Boulder Flats monthly snow depth with daily maximum

      Boulder Flats monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Ethete, WY1,6444510.0%
      Lander, WY7,5334510.0%
      Fort Washakie, WY1,7324510.0%
      Hudson, WY4174510.0%
      Johnstown, WY2214510.0%
      Boulder Flats, WY3424510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Montrose, GA3423824.0%
      Oliver, GA3423922.0%
      Persia, IA3424020.0%
      Alto Pass, IL3424412.0%
      Williamsburg, KS3422256.0%
      Boulder Flats, WY3424510.0%
      Source: The Boulder Flats, 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.