Vernon, AZ climate
Vernon has chilly, snowy winters and pleasant summers, with very little rain. A typical July afternoon reaches 82°, a January night drops to 18°, and about 70 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Vernon feels like
Winter
Spring
Summer
Fall
Vernon 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 | 46° | 18° | 1.0" | 16.5" | 7 | 17 | 25° – 38° |
| February | 49° | 21° | 0.9" | 14.7" | 7 | 11 | 29° – 41° |
| March | 55° | 25° | 0.8" | 10.4" | 7 | 6 | 34° – 45° |
| April | 62° | 30° | 0.5" | 4.4" | 4 | 1 | 40° – 51° |
| May | 71° | 37° | 0.5" | 0.7" | 4 | 0 | 49° – 59° |
| June | 82° | 45° | 0.4" | 0 | 3 | 0 | 58° – 67° |
| July | 82° | 52° | 2.7" | 0 | 15 | 0 | 65° – 71° |
| August | 80° | 52° | 2.9" | 0 | 16 | 0 | 63° – 70° |
| September | 75° | 45° | 1.6" | 0 | 9 | 0 | 56° – 62° |
| October | 66° | 34° | 1.1" | 2.8" | 6 | 1 | 47° – 54° |
| November | 55° | 24° | 0.9" | 5.2" | 5 | 3 | 32° – 48° |
| December | 46° | 18° | 1.0" | 15.6" | 7 | 12 | 27° – 37° |
| Year | 64° | 33° | 14.1" | 70.3" | 90 | 51 |
“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 Vernon
Vernon gets 14 inches of rain and melted snow a year. August is the wettest month and June the driest. Rain or snow falls on about 90 days a year. Snow covers the ground about 51 days of the year.
About 138 frost-free days a year
In half of years the last 32° night comes by May 22 and the first one by October 6. That leaves about 138 frost-free days for gardens, shorter than 90% of U.S. towns.
Heating and cooling a home in Vernon
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Vernon, 97% of that work is heating and 3% 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.
How Vernon 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 Vernon averaged 1.2° warmer than the 1900s. The biggest change is in March (+2.1°). The shift is smaller than in 53% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Vernon’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 32° to 48°. July is the most reliable, staying within 6°.
Common questions about Vernon’s climate
What is the coldest month in Vernon?
January, with a typical high of 46° and a low of 18°.
What is the hottest month in Vernon?
July, with a typical high of 82° and a low of 52°. About 8 days a year reach 90°.
How much snow does Vernon get?
About 70 inches in a normal winter, most of it in January.
When is the first frost in Vernon?
In half of years the first 32° night comes by October 6, and the last spring frost by May 22.
What is the rainiest month in Vernon?
August, with 2.9 inches of rain and melted snow. The year totals 14 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Vernon itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Pinetop 2e, AZ (16 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.