Natrona County, WY Climate


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United States / Wyoming / Casper / Natrona County / Cities / Zip Codes
Natrona, WY County has a semi-arid climate with hot summers and cold winters. Average high temperatures in the summertime range between 82 and 89 degrees Fahrenheit, while overnight lows can dip to 40 to 50 degrees. Winters in Natrona usually bring an average of 28 inches of snowfall each year, along with temperatures that hover around 20 to 30 degrees. During the spring and fall seasons, temperatures typically stay between 49 and 66 degrees on average. The precipitation in this area is relatively low throughout the year—typically averaging about 10 inches annually.

Natrona County, Wyoming gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Natrona County averages 60 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 218 sunny days per year in Natrona County. The US average is 205 sunny days.

Natrona County gets some kind of precipitation, on average, 69 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 88 degrees
Winter Low: the January low is 14
Rain: averages 12 inches of rain a year
Snow: averages 60 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Natrona County is 6.8 (10=best), which means it is more comfortable than most places in Wyoming.

8.8 Summer - 4.9 Winter
June, September and August are the most pleasant months in Natrona County, while December and January are the least comfortable months.

  ClimateNatrona, WyomingUnited States
  12.4 in.38.1 in.
  60.0 in.27.8 in.
  69.3 days106.2 days
  218 days205 days
  87.7°85.8°
  13.9°21.7°
  6.87
  4.94.3
  6074 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 Natrona County with an average high temperature of 87.7°, which ranks it as warmer than most places in Wyoming. In Natrona County, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Natrona County are June, September and August.
In Natrona County, there are 27.7 days annually when the high temperature is over 90°, which is hotter than most places in Wyoming.
December has the coldest nighttime temperatures for Natrona County with an average of 13.4°. This is warmer than most places in Wyoming.
In Natrona County, there are 174.7 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wyoming.
In Natrona County, there are 14.8 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Wyoming.
Humidity is low in Natrona County, 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 Natrona County with 2.2 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Summer with 35% of yearly precipitation and 12% occurs in Spring, which is the driest season. The annual rainfall of 12.4 inches in Natrona County means that it is about average compared to other places in Wyoming.
May is the rainiest month in Natrona County with 9.0 days of rain, and January is the driest month with only 4.3 rainy days. There are 69.3 rainy days annually in Natrona County, which is less rainy than most places in Wyoming. The rainiest season is Summer when it rains 33% of the time and the driest is Spring with only a 20% chance of a rainy day.
An annual snowfall of 60.0 inches in Natrona County means that it is snowier than most places in Wyoming. March is the snowiest month in Natrona County with 10.1 inches of snow, and 9 months of the year have significant snowfall.
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