TODAY DEC23
TEMPERATURE41
HUMIDITY51
PRESSURE101830
WIND COND.230 29.5
  • 3923Mon40%30%
  • 4027Tue20%
  • 392070%20%
  • 3422Thu
  • 3021Fri
daynightWeather update from Laramie Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Centennial for July is 65.7 degrees
  • The lowest monthly average temperature in Centennial for December is 21.2 degrees
  • The most monthly precipitation in Centennial occurs in May with 1.8 inches
  • The air quality index in Centennial is 12% worse than the national average
  • The pollution index in Centennial is 58% better than the national average

Compare Centennial, WY Weather

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      Centennial 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°F0.2"
      February13°F36°F24°F0.3"
      March21°F47°F33°F0.4"
      April25°F53°F38°F1.1"
      May33°F62°F47°F1.8"
      June42°F77°F60°F1.3"
      July49°F83°F66°F1.6"
      August46°F80°F63°F1.2"
      September39°F72°F55°F1.2"
      October29°F58°F42°F1.1"
      November20°F46°F33°F0.4"
      December10°F33°F21°F0.3"

      Centennial 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.
      IndexCentennialWyomingNational
      Air quality index473942
      Pollution index1,157,4101,779,9752,726,193

      Centennial air quality

      MeasurementTotal
      Days measured365
      Days with good air quality247
      Days with moderate air quality118
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.050%

      Average monthly Centennial temperature with heat index

      Centennial monthly precipitation with daily maximum

      Centennial monthly snow depth with daily maximum

      Centennial monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Woods Landing-Jelm, WY134476.0%
      Albany, WY42476.0%
      Centennial, WY292476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Idledale, CO2925816.0%
      Baldwin, IL292548.0%
      Campbell Hill, IL2924314.0%
      Joy, IL2923236.0%
      Vallonia, IN2923530.0%
      Centennial, WY292476.0%
      Source: The Centennial, 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.