Florence, AZ climate
Florence has mild winters and scorching summers, with very little rain. A typical July afternoon reaches 105°, a January night drops to 40°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Florence feels like
Winter
Spring
Summer
Fall
Florence 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 | 67° | 40° | 1.1" | 0 | 4 | 0 | 50° – 58° |
| February | 71° | 42° | 1.2" | 0 | 4 | 0 | 51° – 61° |
| March | 78° | 47° | 1.0" | 0 | 4 | 0 | 55° – 69° |
| April | 85° | 52° | 0.3" | 0 | 1 | 0 | 63° – 73° |
| May | 94° | 61° | 0.3" | 0 | 1 | 0 | 72° – 83° |
| June | 104° | 70° | 0.1" | 0 | 0 | 0 | 81° – 91° |
| July | 105° | 78° | 1.1" | 0 | 3 | 0 | 88° – 94° |
| August | 103° | 77° | 1.3" | 0 | 4 | 0 | 87° – 94° |
| September | 99° | 71° | 0.9" | 0 | 3 | 0 | 81° – 87° |
| October | 89° | 58° | 0.5" | 0 | 2 | 0 | 70° – 78° |
| November | 76° | 46° | 0.6" | 0 | 2 | 0 | 53° – 67° |
| December | 66° | 39° | 1.1" | 0 | 4 | 0 | 49° – 56° |
| Year | 86° | 57° | 9.2" | 0.0" | 31 | 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 Florence
Florence gets 9 inches of rain and melted snow a year. August is the wettest month and June the driest. Rain or snow falls on about 31 days a year.
About 319 frost-free days a year
In half of years the last 32° night comes by January 30 and the first one by December 12. That leaves about 319 frost-free days for gardens, longer than 96% of U.S. towns.
Heating and cooling a home in Florence
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Florence, 23% of that work is heating and 77% is cooling, so air conditioning is the bigger bill.
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.
Florence and its neighbors
Florence borders 3 towns with climate data. January nights across them vary by 1.2°. Blackwater has both the coldest January nights (39°) and the hottest July afternoons (105°). Florence’s January low is 40° and its July high 105°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Florence 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 Florence averaged 1.9° warmer than the 1900s. The biggest change is in March (+2.9°). The shift is larger than in 92% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Florence’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 53° to 67°. July is the most reliable, staying within 6°.
Common questions about Florence’s climate
What is the coldest month in Florence?
December, with a typical high of 66° and a low of 39°.
What is the hottest month in Florence?
July, with a typical high of 105° and a low of 78°. About 169 days a year reach 90°.
How much snow does Florence get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Florence?
In half of years the first 32° night comes by December 12, and the last spring frost by January 30.
What is the rainiest month in Florence?
August, with 1.3 inches of rain and melted snow. The year totals 9 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Florence itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Ashurst Hayden Dam, AZ (10 mi, snow) and Florence, AZ (3 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.