Everyone wants a bit of a blissful breeze or a scoop of sunny sanctuary when looking for a place to live in Wyoming.
The more sun, the more you can go outside. The more you go outside, the more you’ll feel at peace. The more you’ll feel at peace, the more you’ll enjoy where you live.
So it makes sense to try and find the places with the best weather in Wyoming. We used Saturday Night Science to compare the number of sunny days, total precipitation, and the deviation from the ideal 70-degree weather for 10 places in Wyoming over 10,000 people.
Grab your shades and put away your raincoat as we look at the cities with the best weather in Wyoming.
342.0 sunny days · 59.4 degree average high
Riverton is a city in Fremont County, Wyoming, United States. The city’s population was 10,615 at the 2010 census, making it the largest city in the county overall.
Data | Crime | Cost of living | Movers
337.0 sunny days · 58.2 degree average high
Green River is a city in and the county seat of Sweetwater County, Wyoming, United States, in the southwestern part of the state. The population was 12,515 at the 2010 census.
Data | Crime | Cost of living | Movers
337.6 sunny days · 57.7 degree average high
Rock Springs is a city in Sweetwater County, Wyoming, United States. The population was 23,036 at the 2010 census, making it the 5th most populated city in the state of Wyoming. Rock Springs is the principal city of the Rock Springs micropolitan statistical area, which has a population of 37,975. Rock Springs is known as the Home of 56 Nationalities because of the influx of immigrants from all over the world who came to work in the coal mines that supplied the fuel to power the steam engines of the Union Pacific Railroad. The city’s rich cultural heritage is celebrated each summer on International Day, a festival where the foods, costumes, and traditions of residents’ ancestors are recreated and enjoyed at Bunning Park in downtown Rock Springs.
Data | Crime | Cost of living | Movers
329.7 sunny days · 60.1 degree average high
Casper is a city in and the county seat of Natrona County, Wyoming, United States. Casper is the second largest city in the state, according to the 2010 census, with a population of 55,316. Only Cheyenne, the state capital, is larger. Casper is nicknamed “The Oil City” and has a long history of oil boomtown and cowboy culture, dating back to the development of the nearby Salt Creek Oil Field. In 2010, Casper was named the highest-ranked family-friendly small city in the West, and ranked eighth overall in the nation in Forbes magazine’s list of “the best small cities to raise a family”.
Data | Crime | Cost of living | Movers
325.5 sunny days · 59.4 degree average high
Sheridan is a city in Sheridan County, Wyoming, United States. The 2010 census put the population at 17,444 and a Micropolitan Statistical Area of 29,116. It is the county seat of Sheridan County.
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324.0 sunny days · 58.8 degree average high
Cheyenne is the capital and most populous city of the U.S. state of Wyoming and the county seat of Laramie County. It is the principal city of the Cheyenne, Wyoming, Metropolitan Statistical Area which encompasses all of Laramie County. The population was 59,466 at the 2010 census. Cheyenne is the northern terminus of the extensive and fast-growing Front Range Urban Corridor that stretches from Cheyenne to Pueblo, Colorado, and has a population of 4,333,742 according to the 2010 United States Census. Cheyenne is situated on Crow Creek and Dry Creek. The Cheyenne, Wyoming Metropolitan Area had a 2010 population of 91,738, making it the 354th-most populous metropolitan area in the United States.
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332.0 sunny days · 55.0 degree average high
Laramie is a city and the county seat of Albany County, Wyoming, United States. The population was 30,816 at the 2010 census. Located on the Laramie River in southeastern Wyoming, the city is west of Cheyenne, at the junction of Interstate 80 and U.S. Route 287.
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329.9 sunny days · 55.1 degree average high
Evanston is a city in and the county seat of Uinta County, Wyoming, United States. The population was 12,359 at the 2010 census. It is located on the border with Utah.
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321.8 sunny days · 57.9 degree average high
Gillette is a city in and the county seat of Campbell County, Wyoming, United States. The population was estimated at 31,797 as of 1 July 2013. Gillette is centrally located in an area involved with the development of vast quantities of American coal, oil, and coalbed methane gas. The city calls itself the “Energy Capital of the Nation,” noting that the state of Wyoming provides nearly 35% of the nation’s coal. Over the last decade Gillette saw a population increase of 48% from the 2000 census of 19,646 residents.
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311.3 sunny days · 51.8 degree average high
Jackson is a town in the Jackson Hole valley of Teton County, Wyoming, United States. The population was 9,577 at the 2010 census, up from 8,647 in 2000. It is the county seat of Teton County and is its largest town.
Data | Crime | Cost of living | Movers
The receipts
Compare the top ten
Pick a metric. The bars rescale. The red line is Wyoming’s statewide median.
On the map
Where Wyoming’s best weather is
Saturday Night Science
How We Determined The Cities In Wyoming With The Best Weather
To rank the most fair weather cities in Wyoming, we used Saturday Night Science and the National Oceanic and Atmospheric Administration (NOAA) database, to see which cities in the Equality State get the best weather.
We used the following criteria to find the best weather:
- Number of sunny days
- Highest average low
- Average high deviation from 70 degrees
- Least amount of rain
- Least amount of snow
We ranked each city of over 10,000 people in Wyoming from best to worst on each criterion. We then averaged each ranking into a weather quality index. The city with the best index, Riverton, was anointed the city with the best weather in Wyoming.
Before we get too far, here are the annual precipitation rates for major cities: Cheyenne (15.9 inches), Casper (14.2 inches), and Laramie (13.2 inches).
The cities with the best weather in Wyoming are Riverton, Green River, Rock Springs, Casper, Sheridan, Cheyenne, Laramie, Evanston, Gillette, and Jackson.
There’s a complete chart at the bottom.
The full plate
Detailed List Of Places With The Best Weather In Wyoming
Click any column to sort. Search by city name.
| Rank | City | Population | Sunny Days | Avg. High | Precipitation (Inches) | Snow (Inches) |
|---|---|---|---|---|---|---|
| 1 | Riverton | 10,915 | 342.0 | 59.4 | 7.9 | 39.9 |
| 2 | Green River | 12,604 | 337.0 | 58.2 | 8.0 | 32.5 |
| 3 | Rock Springs | 23,869 | 337.6 | 57.7 | 9.7 | 41.6 |
| 4 | Casper | 58,817 | 329.7 | 60.1 | 14.2 | 73.3 |
| 5 | Sheridan | 17,775 | 325.5 | 59.4 | 15.2 | 71.3 |
| 6 | Cheyenne | 62,195 | 324.0 | 58.8 | 15.9 | 59.3 |
| 7 | Laramie | 31,879 | 332.0 | 55.0 | 13.2 | 55.9 |
| 8 | Evanston | 12,213 | 329.9 | 55.1 | 11.1 | 48.0 |
| 9 | Gillette | 31,634 | 321.8 | 57.9 | 15.0 | 56.6 |
| 10 | Jackson | 10,152 | 311.3 | 51.8 | 22.9 | 79.7 |
Source: NOAA climate data. 10 Wyoming cities with more than 10,000 residents.
Summary
Summary: The Cities With The Best Weather In Wyoming For 2026
If you’re looking for the Wyoming cities with the most sunny days, the least rain and snow, and highs closest to a perfect 70 degrees, this is an accurate list.
The cities with the best weather in Wyoming are Riverton, Green River, Rock Springs, Casper, Sheridan, Cheyenne, Laramie, Evanston, Gillette, and Jackson.