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Weather & Climate in Vista West, WY

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Vista West experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 25°F in January while summers reach 71°F in July. The area gets 302 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 12.2 inches (drier than the 38-inch national average). The area receives 71.8 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 34. The city sits at an elevation of 5,283 feet.

Temperature

25°F Jan (-4°C) 71°F Jul (22°C)
Annual Average45.6°F
16% below US avg
January Average25°F (-4°C)
July Average71°F (22°C)
Sunny Days302 days/yr

Geography

Elevation5,283 ft (1,610 m)
Area1.9 sq mi (4.8 km²)
Population Density197/sq mi
Coordinates42.8624°N, 106.4367°W
TimezoneAmerica/Denver
CountyNatrona County County
Nearest AirportCasper/Natrona County International (CPR)
3 miles away

Precipitation & Snow

Annual Rainfall 12.2"
68% below US avg
Snowfall 71.8"
Wettest Month (May) 2.17"
Driest Month (Jan) 0.51"

Air Quality

AQI Median34.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score68.9 / 100
Social Vulnerability20.5 / 100
Community Resilience57.3 / 100

Hazard Breakdown

Tornado Relatively Low
Earthquake Relatively Low
Wildfire Relatively Moderate
Flood Relatively Moderate
Hail Relatively Low
Strong Wind Very Low
Heat Wave Very Low
Winter Weather Very High
Lightning Relatively Moderate
Ice Storm Relatively Low
Drought Very Low
Cold Wave Relatively Moderate
Landslide Relatively Moderate
Avalanche Relatively Moderate
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

64 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.

Oct 19, 1996 21 km E of Antelope Hills, Wyoming M4.2 40 km 5 km
Oct 10, 1992 25 km SSE of Riverton, Wyoming M4.0 147 km 5 km
Nov 3, 2017 57 km S of Ten Sleep, Wyoming M4.0 106 km 17 km
May 26, 2000 5 km S of Bairoil, Wyoming M4.0 119 km 5 km
Apr 13, 2021 51 km S of Ten Sleep, Wyoming M3.9 109 km 12 km
Aug 2, 2021 12 km NW of Rolling Hills, Wyoming M3.8 44 km 10 km
Aug 29, 2004 16 km NNW of Douglas, Wyoming M3.8 78 km 5 km
May 17, 2009 24 km WNW of Jeffrey City, Wyoming M3.7 142 km 5 km
Feb 13, 2023 Wyoming M3.7 109 km 10 km
Jul 23, 1993 29 km WNW of Esterbrook, Wyoming M3.7 74 km 5 km
Feb 1, 2003 11 km E of Antelope Hills, Wyoming M3.7 32 km 5 km
Jun 1, 1993 6 km N of Bairoil, Wyoming M3.7 112 km 5 km
Oct 10, 1993 41 km W of Esterbrook, Wyoming M3.7 68 km 5 km
Aug 6, 1998 18 km NNE of Rawlins, Wyoming M3.6 119 km 10 km
Aug 31, 1992 34 km WNW of Kaycee, Wyoming M3.6 118 km 5 km
Jul 4, 2021 43 km S of Ten Sleep, Wyoming M3.6 116 km 17 km
Aug 13, 2004 35 km SW of Alcova, Wyoming M3.5 77 km 5 km
Feb 15, 2004 19 km N of Douglas, Wyoming M3.5 85 km 10 km
Nov 16, 1993 17 km SSE of Ten Sleep, Wyoming M3.5 137 km 5 km
Oct 8, 2009 31 km SSW of Alcova, Wyoming M3.4 73 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

74 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 12 injuries.

Date Rating Distance Path Fatalities
Jul 28, 2018 EF3 79 km 4.4 mi 0
Jun 12, 2017 EF2 94 km 1.6 mi 0
Jul 21, 1987 EF2 38 km 5.0 mi 0
Jun 18, 1987 EF2 18 km 7.0 mi 0
Jun 5, 1982 EF2 73 km 7.0 mi 0
Jul 20, 1978 EF2 18 km 1.0 mi 0
May 29, 1971 EF2 20 km 0.2 mi 0
Jun 11, 1962 EF2 42 km 52.0 mi 0
Jun 23, 2023 EF1 49 km 10.8 mi 0
Jul 28, 2018 EF1 88 km 1.8 mi 0
Jun 12, 2017 EF1 67 km 0.5 mi 0
Jul 7, 1988 EF1 51 km 0.5 mi 0
Jun 12, 1986 EF1 24 km 1.0 mi 0
Jun 13, 1984 EF1 98 km 2.0 mi 0
Jun 5, 1982 EF1 83 km 7.0 mi 0
Jun 20, 1977 EF1 54 km 0.1 mi 0
Jun 20, 1977 EF1 85 km 0.1 mi 0
May 8, 1975 EF1 67 km 0.1 mi 0
Aug 9, 1974 EF1 21 km 0.1 mi 0
Jul 27, 1962 EF1 9 km 0.5 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: OLMSTEAD D (44,562 acres, 1996).

Year Name Acres Burned Distance
1996 OLMSTEAD D 44,562 78 km
2010 ORPHA 25,839 85 km
2019 PEDRO MOUNTAIN 21,904 67 km
1996 GEARY D. 2 15,564 34 km
2006 SAWMILL 15,379 72 km
2006 OUTLAW 2 12,279 94 km
2006 JACKSON CANYON 11,686 14 km
2000 ORMSBY 11,539 47 km
2012 SHEEP HERDER HILL COMPLEX 10,759 22 km
2015 STATION 9,845 21 km
1996 HENRYS 9,839 72 km
2000 HENDERSON 9,624 36 km
1996 BONER 9,414 65 km
1996 COLE CREEK 9,099 29 km
2012 BEAR MOUNTAIN COMPLEX 8,196 91 km
1985 GOAT MTN 6,450 68 km
2012 LITTLE BOX ELDER 6,329 62 km
2000 DEADHORSE 6,252 17 km
2012 RUSSELS CAMP 5,811 62 km
2011 CARSON 5,380 85 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 25°F (-4°C) 0.5 in Coldest, Driest
February 27°F (-3°C) 0.6 in
March 35°F (2°C) 0.9 in
April 43°F (6°C) 1.5 in
May 52°F (11°C) 2.2 in Wettest
June 63°F (17°C) 1.5 in
July 71°F (22°C) 1.2 in Warmest
August 69°F (21°C) 0.7 in
September 59°F (15°C) 0.9 in
October 47°F (9°C) 1.0 in
November 34°F (1°C) 0.8 in
December 26°F (-3°C) 0.6 in

Vista West has a seasonal temperature swing of 46°F / from 25°F in January to 71°F in July. Total annual precipitation is 12.3 inches, with May being the wettest month (2.2") and January the driest (0.5").

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