Nogales, AZ climate
Nogales has mild winters and hot summers, with very little rain. A typical July afternoon reaches 93°, a January night drops to 30°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Nogales feels like
Winter
Spring
Summer
Fall
Nogales 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 | 65° | 30° | 1.0" | 0.3" | 5 | 0 | 43° – 52° |
| February | 67° | 33° | 1.0" | 0 | 5 | 0 | 45° – 55° |
| March | 73° | 37° | 0.8" | 0 | 4 | 0 | 49° – 60° |
| April | 79° | 41° | 0.3" | 0 | 2 | 0 | 55° – 64° |
| May | 87° | 47° | 0.2" | 0 | 1 | 0 | 62° – 72° |
| June | 96° | 57° | 0.4" | 0 | 2 | 0 | 72° – 80° |
| July | 93° | 65° | 3.9" | 0 | 14 | 0 | 77° – 82° |
| August | 92° | 64° | 4.0" | 0 | 14 | 0 | 75° – 82° |
| September | 90° | 58° | 2.0" | 0 | 7 | 0 | 70° – 76° |
| October | 82° | 45° | 0.8" | 0 | 3 | 0 | 61° – 68° |
| November | 73° | 35° | 0.6" | 0 | 3 | 0 | 47° – 61° |
| December | 64° | 29° | 1.3" | 0 | 6 | 0 | 42° – 52° |
| Year | 80° | 45° | 16.4" | 0.3" | 65 | 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 Nogales
Nogales gets 16 inches of rain and melted snow a year. August is the wettest month and May the driest. Rain or snow falls on about 65 days a year.
About 199 frost-free days a year
In half of years the last 32° night comes by April 16 and the first one by November 2. That leaves about 199 frost-free days for gardens, longer than 72% of U.S. towns.
Heating and cooling a home in Nogales
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Nogales, 61% of that work is heating and 39% 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 Nogales 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 Nogales averaged 1.7° warmer than the 1900s. The biggest change is in March (+2.8°). The shift is larger than in 82% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Nogales’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 47° to 61°. July is the most reliable, staying within 5°.
Common questions about Nogales’s climate
What is the coldest month in Nogales?
December, with a typical high of 64° and a low of 29°.
What is the hottest month in Nogales?
June, with a typical high of 96° and a low of 57°. About 118 days a year reach 90°.
How much snow does Nogales get?
Almost none. A normal year brings 0.3 inches.
When is the first frost in Nogales?
In half of years the first 32° night comes by November 2, and the last spring frost by April 16.
What is the rainiest month in Nogales?
August, with 4.0 inches of rain and melted snow. The year totals 16 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Nogales itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Nogales 6 N, AZ (7 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.