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Key findings

  • The highest monthly average temperature in Boulder City for July is 92.7 degrees
  • The lowest monthly average temperature in Boulder City for December is 45.1 degrees
  • The most monthly precipitation in Boulder City occurs in August with 3 inches
  • The air quality index in Boulder City is 9% worse than the national average
  • The pollution index in Boulder City is 8% worse than the national average

Compare Boulder City, NV Weather

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      Boulder 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
      January35°F59°F46°F1.8"
      February40°F65°F52°F1.8"
      March47°F74°F60°F0.9"
      April53°F81°F66°F1.6"
      May61°F90°F76°F1.2"
      June73°F102°F88°F1.7"
      July80°F106°F93°F2.1"
      August77°F103°F90°F3.0"
      September68°F96°F82°F2.5"
      October56°F83°F68°F2.0"
      November44°F70°F56°F1.8"
      December35°F57°F45°F2.7"

      Boulder 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.
      IndexBoulder CityNevadaNational
      Air quality index543850
      Pollution index5,460,4304,261,7735,066,862

      Boulder City air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality154
      Days with moderate air quality206
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality0

      Boulder City air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.070%
      Carbon Tetrachloride0.010%
      Lead0.040%
      Mercury0.001%

      Average monthly Boulder City temperature with heat index

      Boulder City monthly precipitation with daily maximum

      Boulder City monthly snow depth with daily maximum

      Boulder City monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Henderson, NV277,872548%
      Whitney, NV41,124548%
      Boulder City, NV15,373548%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      El Sobrante, CA15,3748978%
      North New Hyde Park, NY15,374512%
      Hudson, MA15,3794020%
      Cutlerville, MI15,3793824%
      Farmingville, NY15,3634314%
      Boulder City, NV15,373548%
      Source: The Boulder City, NV 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.