TODAY OCT19
TEMPERATURE29
HUMIDITY89
PRESSURE30.24
WIND COND.210 4.7
  • 6138
  • 6637Sat
  • 6638Sun
  • 6340Mon
  • 6440Tue
daynightWeather update from South Big Horn County Airport at
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Shell 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
January5°F31°F17°F0.2"
February12°F37°F23°F0.1"
March26°F55°F39°F0.2"
April33°F62°F47°F0.4"
May43°F72°F56°F1.4"
June52°F85°F68°F0.8"
July59°F94°F77°F0.2"
August55°F91°F73°F0.3"
September45°F80°F62°F0.8"
October34°F63°F47°F0.8"
November20°F47°F32°F0.2"
December6°F30°F17°F0.1"

Did you know?

  • The highest monthly average temperature in Shell for July is 77 degrees.
  • The lowest monthly average temperature in Shell for January is 17 degrees.
  • The most monthly precipitation in Shell occurs in May with 1.4 inches.
  • The air quality index in Shell is 27% better than the national average.
  • The pollution index in Shell is 89% better than the national average.

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Shell 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.
IndexShellWyomingNational
Air quality index363950
Pollution index554,7341,082,0855,066,862

Shell air quality information

MeasurementTotal
Days measured365
Days with good air quality351
Days with moderate air quality14
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Shell air quality information

PollutantTotal
Arsenic0.000%
Benzene0.005%
Carbon Tetrachloride0.001%
Lead0.001%
Mercury0.000%

Average monthly Shell temperature with heat index

Shell monthly precipitation with daily maximum

Shell monthly snow depth with daily maximum

Shell monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Basin, WY1,5513628%
Greybull, WY1,9693628%
Shell, WY483628%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Ravanna, MO484118%
Lebanon, NE481962%
Amherst, CO482060%
Wardville, OK484314%
Gibson, IA484216%
Shell, WY483628%
Source: The Shell, 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.