Summerhaven, AZ climate
Summerhaven has chilly winters and cool summers. A typical July afternoon reaches 74°, a January night drops to 27°.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Summerhaven feels like
Winter
Spring
Summer
Fall
Summerhaven 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 | 45° | 27° | 3.2" | 31° – 41° |
| February | 46° | 28° | 3.3" | 31° – 42° |
| March | 51° | 30° | 2.3" | 34° – 46° |
| April | 56° | 35° | 0.9" | 39° – 50° |
| May | 66° | 42° | 0.5" | 48° – 58° |
| June | 75° | 51° | 0.6" | 58° – 66° |
| July | 74° | 54° | 4.5" | 61° – 66° |
| August | 73° | 53° | 4.3" | 60° – 68° |
| September | 69° | 49° | 2.9" | 55° – 62° |
| October | 62° | 41° | 1.2" | 48° – 55° |
| November | 52° | 34° | 2.1" | 35° – 50° |
| December | 45° | 28° | 3.0" | 32° – 40° |
| Year | 59° | 39° | 28.8" |
“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 Summerhaven
Summerhaven gets 29 inches of rain and melted snow a year. July is the wettest month and May the driest.
How Summerhaven 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 Summerhaven averaged 1.4° warmer than the 1900s. The biggest change is in March (+2.4°). The shift is larger than in 61% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Summerhaven’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 35° to 50°. July is the most reliable, staying within 6°.
Common questions about Summerhaven’s climate
What is the coldest month in Summerhaven?
January, with a typical high of 45° and a low of 27°.
What is the hottest month in Summerhaven?
June, with a typical high of 75° and a low of 51°.
What is the rainiest month in Summerhaven?
July, with 4.5 inches of rain and melted snow. The year totals 29 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Summerhaven itself (about a 3-mile square). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.