Winslow, AZ climate
Winslow has chilly winters and hot summers, with very little rain. A typical July afternoon reaches 95°, a January night drops to 21°.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Winslow feels like
Winter
Spring
Summer
Fall
Winslow weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 51° | 21° | 0.5" | 29° – 41° |
| February | 57° | 25° | 0.5" | 36° – 47° |
| March | 65° | 31° | 0.5" | 42° – 53° |
| April | 72° | 36° | 0.3" | 48° – 59° |
| May | 81° | 44° | 0.3" | 57° – 67° |
| June | 93° | 53° | 0.2" | 67° – 77° |
| July | 95° | 62° | 1.1" | 73° – 82° |
| August | 92° | 60° | 1.5" | 73° – 82° |
| September | 86° | 52° | 1.0" | 65° – 72° |
| October | 74° | 39° | 0.6" | 52° – 61° |
| November | 61° | 27° | 0.5" | 37° – 51° |
| December | 49° | 20° | 0.6" | 26° – 41° |
| Year | 73° | 39° | 7.4" |
“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 Winslow
Winslow gets 7 inches of rain and melted snow a year. August is the wettest month and June the driest.
About 174 frost-free days a year
In half of years the last 32° night comes by April 27 and the first one by October 18. That leaves about 174 frost-free days for gardens, shorter than 56% of U.S. towns.
Heating and cooling a home in Winslow
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Winslow, 77% of that work is heating and 23% is cooling.
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 Winslow 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 Winslow averaged 2.1° warmer than the 1900s. The biggest change is in January (+3.5°). The shift is larger than in 97% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Winslow’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 26° to 41°. September is the most reliable, staying within 7°.
Common questions about Winslow’s climate
What is the coldest month in Winslow?
December, with a typical high of 49° and a low of 20°.
What is the hottest month in Winslow?
July, with a typical high of 95° and a low of 62°. About 80 days a year reach 90°.
When is the first frost in Winslow?
In half of years the first 32° night comes by October 18, and the last spring frost by April 27.
What is the rainiest month in Winslow?
August, with 1.5 inches of rain and melted snow. The year totals 7 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Winslow itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Winslow Municipal Airport, AZ (1 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.