Morenci, AZ climate
Morenci has mild winters and hot summers, with very little rain. A typical July afternoon reaches 97°, a January night drops to 32°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Morenci feels like
Winter
Spring
Summer
Fall
Morenci 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 | 59° | 32° | 1.2" | 0 | 4 | 0 | 41° – 51° |
| February | 63° | 36° | 1.2" | 0 | 5 | 0 | 43° – 55° |
| March | 70° | 40° | 0.7" | 0 | 4 | 0 | 49° – 61° |
| April | 78° | 46° | 0.3" | 0 | 2 | 0 | 56° – 67° |
| May | 87° | 54° | 0.4" | 0 | 2 | 0 | 65° – 75° |
| June | 97° | 64° | 0.4" | 0 | 2 | 0 | 75° – 84° |
| July | 97° | 70° | 2.4" | 0 | 9 | 0 | 79° – 87° |
| August | 94° | 68° | 2.6" | 0 | 11 | 0 | 77° – 87° |
| September | 89° | 61° | 1.8" | 0 | 6 | 0 | 71° – 78° |
| October | 80° | 49° | 1.0" | 0 | 4 | 0 | 60° – 70° |
| November | 67° | 38° | 1.0" | 0 | 3 | 0 | 45° – 61° |
| December | 58° | 32° | 1.2" | 0 | 4 | 0 | 40° – 49° |
| Year | 78° | 49° | 14.1" | 0.0" | 55 | 0 |
“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 Morenci
Morenci gets 14 inches of rain and melted snow a year. August is the wettest month and April the driest. Rain or snow falls on about 55 days a year.
About 268 frost-free days a year
In half of years the last 32° night comes by February 26 and the first one by November 23. That leaves about 268 frost-free days for gardens, longer than 93% of U.S. towns.
Heating and cooling a home in Morenci
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Morenci, 41% of that work is heating and 59% 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 Morenci 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 Morenci averaged 1.0° warmer than the 1900s. The biggest change is in March (+1.7°). The shift is smaller than in 71% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Morenci’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 45° to 61°. July is the most reliable, staying within 7°.
Common questions about Morenci’s climate
What is the coldest month in Morenci?
December, with a typical high of 58° and a low of 32°.
What is the hottest month in Morenci?
July, with a typical high of 97° and a low of 70°. About 135 days a year reach 90°.
How much snow does Morenci get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Morenci?
In half of years the first 32° night comes by November 23, and the last spring frost by February 26.
What is the rainiest month in Morenci?
August, with 2.6 inches of rain and melted snow. The year totals 14 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Morenci itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Clifton, AZ (1 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.