Vista West, WY climate
Vista West has cold, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 89°, a January night drops to 14°, and about 72 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Vista West feels like
Winter
Spring
Summer
Fall
Vista West weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 37° | 14° | 0.5" | 9.0" | 6 | 17 | 20° – 31° |
| February | 39° | 16° | 0.5" | 10.9" | 7 | 12 | 19° – 34° |
| March | 50° | 23° | 0.8" | 10.3" | 8 | 6 | 28° – 44° |
| April | 58° | 29° | 1.4" | 10.5" | 10 | 3 | 37° – 49° |
| May | 68° | 38° | 2.2" | 2.6" | 11 | 1 | 47° – 59° |
| June | 80° | 47° | 1.3" | 0.1" | 9 | 0 | 56° – 69° |
| July | 89° | 54° | 1.0" | 0 | 7 | 0 | 64° – 75° |
| August | 87° | 52° | 0.8" | 0 | 6 | 0 | 64° – 73° |
| September | 76° | 43° | 0.9" | 1.5" | 7 | 0 | 54° – 65° |
| October | 61° | 32° | 1.1" | 7.0" | 8 | 2 | 38° – 53° |
| November | 46° | 22° | 0.6" | 8.9" | 6 | 7 | 22° – 43° |
| December | 36° | 14° | 0.5" | 11.0" | 7 | 16 | 17° – 30° |
| Year | 60° | 32° | 11.4" | 71.8" | 91 | 64 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Vista West
Vista West gets 11 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 91 days a year. Snow covers the ground about 64 days of the year.
About 117 frost-free days a year
In half of years the last 32° night comes by May 26 and the first one by September 22. That leaves about 117 frost-free days for gardens, shorter than 98% of U.S. towns.
Heating and cooling a home in Vista West
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Vista West, 94% of that work is heating and 6% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Vista West and its neighbors
Vista West borders 2 towns with climate data. January nights across them vary by 0.4°. Mills has both the coldest January nights (14°) and the hottest July afternoons (89°). Vista West’s January low is 14° and its July high 89°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Vista West compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Vista West averaged 1.7° warmer than the 1900s. The biggest change is in March (+4.0°). The shift is larger than in 79% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Vista West’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. November swings the most: between 1991 and 2020 its average temperature ranged from 22° to 43°. August is the most reliable, staying within 9°.
Common questions about Vista West’s climate
What is the coldest month in Vista West?
December, with a typical high of 36° and a low of 14°.
What is the hottest month in Vista West?
July, with a typical high of 89° and a low of 54°. About 38 days a year reach 90°.
How much snow does Vista West get?
About 72 inches in a normal winter, most of it in December.
When is the first frost in Vista West?
In half of years the first 32° night comes by September 22, and the last spring frost by May 26.
What is the rainiest month in Vista West?
May, with 2.2 inches of rain and melted snow. The year totals 11 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Vista West itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Casper Natrona Co Airport, WY (3 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.