Shell, WY Climate


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United States / Wyoming / No Metro Area / Big Horn County / Shell / Zip Codes
The climate in Shell, WY is typically mild and temperate. Summers are warm with temperatures ranging from the low 70s to the mid 80s. Winters have an average temperature of around 30 degrees Fahrenheit, but can often dip below zero during colder months. Rainfall is relatively light throughout the year, though thunderstorms and snowfall are possible during the spring and summer months. Snow can linger into late April or early May in Shell due to its higher elevation compared to other areas of Wyoming. Overall, Shell has a pleasant climate that offers plenty of outdoor activities throughout the year.

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Shell is 6.9 (10=best), which means it is more comfortable than most places in Wyoming.

8.6 Summer - 4.7 Winter
June, September and August are the most pleasant months in Shell, while January and December are the least comfortable months.

  ClimateShell, WyomingUnited States
  8.6 in.38.1 in.
  20.9 in.27.8 in.
  49.6 days106.2 days
  206 days205 days
  89.7°85.8°
  4.8°21.7°
  6.97
  3.64.3
  4219 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Shell with an average high temperature of 89.7°, which ranks it as one of the hottest places in Wyoming. In Shell, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Shell are June, September and May.
In Shell, there are 37.8 days annually when the high temperature is over 90°, which is one of the hottest places in Wyoming.
January has the coldest nighttime temperatures for Shell with an average of 4.8°. This is colder than most places in Wyoming.
In Shell, there are 183.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wyoming.
In Shell, there are 24.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Wyoming.
Humidity is low in Shell, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.
May is the wettest month in Shell with 1.7 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Summer with 33% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 8.6 inches in Shell means that it is drier than most places in Wyoming.
May is the rainiest month in Shell with 7.1 days of rain, and February is the driest month with only 2.8 rainy days. There are 49.6 rainy days annually in Shell, which is one of the least rainy places in Wyoming. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 18% chance of a rainy day.
An annual snowfall of 20.9 inches in Shell means that it is one of the least snowy places in Wyoming. December is the snowiest month in Shell with 5.3 inches of snow, and 8 months of the year have significant snowfall.
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