TODAY OCT21
TEMPERATURE43
HUMIDITY60
PRESSURE30.22
WIND COND.240 10.3
  • 5539Sun
  • 5339Mon
  • 5337Tue
  • 5036Wed
  • 5137Thu
daynightWeather update from Casper, Natrona County International Airport at
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Casper Mountain 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
January14°F37°F26°F0.6"
February15°F41°F27°F0.6"
March23°F53°F37°F1.0"
April27°F60°F42°F1.6"
May36°F69°F51°F2.5"
June44°F83°F64°F1.2"
July52°F92°F72°F2.3"
August50°F89°F69°F1.1"
September42°F79°F59°F0.9"
October32°F64°F46°F1.3"
November23°F51°F36°F0.5"
December12°F36°F24°F0.9"

Did you know?

  • The highest monthly average temperature in Casper Mountain for July is 72 degrees.
  • The lowest monthly average temperature in Casper Mountain for December is 24 degrees.
  • The most monthly precipitation in Casper Mountain occurs in May with 2.5 inches.
  • The air quality index in Casper Mountain is 21% better than the national average.
  • The pollution index in Casper Mountain is 82% better than the national average.

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Compare Casper Mountain, WY Weather To Other Cities

Casper Mountain 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.
IndexCasper MountainWyomingNational
Air quality index393950
Pollution index873,2481,082,0855,066,862

Casper Mountain air quality information

MeasurementTotal
Days measured365
Days with good air quality338
Days with moderate air quality26
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality

Casper Mountain air quality information

PollutantTotal
Arsenic0.050%
Benzene0.010%
Carbon Tetrachloride0.001%
Lead0.020%
Mercury0.140%

Average monthly Casper Mountain temperature with heat index

Casper Mountain monthly precipitation with daily maximum

Casper Mountain monthly snow depth with daily maximum

Casper Mountain monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Casper, WY59,3973922%
Mills, WY3,6773922%
Bar Nunn, WY2,6823922%
Evansville, WY2,8803922%
Red Butte, WY4353922%
Casper Mountain, WY4613922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lake Arthur, NM4612354%
Hyden, KY4613628%
Drakesboro, KY4614020%
Garden City, AL46150= 100
Hunts Point, WA461492%
Casper Mountain, WY4613922%
Source: The Casper Mountain, 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.