Santo, TX climate
Santo has mild winters and hot summers. A typical July afternoon reaches 97°, a January night drops to 33°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Santo feels like
Winter
Spring
Summer
Fall
Santo 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 | 58° | 33° | 1.7" | 0 | 4 | 0 | 41° – 53° |
| February | 63° | 37° | 2.1" | 0.7" | 4 | 0 | 41° – 58° |
| March | 70° | 45° | 2.8" | 0 | 5 | 0 | 52° – 63° |
| April | 78° | 52° | 2.7" | 0 | 4 | 0 | 60° – 70° |
| May | 85° | 62° | 4.1" | 0 | 6 | 0 | 70° – 79° |
| June | 92° | 69° | 3.7" | 0 | 5 | 0 | 77° – 87° |
| July | 97° | 73° | 1.9" | 0 | 4 | 0 | 80° – 90° |
| August | 97° | 72° | 2.5" | 0 | 3 | 0 | 78° – 91° |
| September | 89° | 65° | 3.2" | 0 | 4 | 0 | 72° – 84° |
| October | 79° | 53° | 3.4" | 0 | 5 | 0 | 61° – 71° |
| November | 68° | 43° | 2.2" | 0 | 4 | 0 | 49° – 61° |
| December | 59° | 35° | 1.9" | 0 | 4 | 0 | 40° – 51° |
| Year | 78° | 53° | 32.2" | 0.7" | 53 | 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 Santo
Santo gets 32 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 53 days a year.
About 231 frost-free days a year
In half of years the last 32° night comes by March 23 and the first one by November 10. That leaves about 231 frost-free days for gardens, longer than 86% of U.S. towns.
Heating and cooling a home in Santo
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Santo, 49% of that work is heating and 51% 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 Santo 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 Santo averaged 0.8° warmer than the 1900s. The biggest change is in January (+2.0°). The shift is smaller than in 84% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Santo’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 41° to 58°. June is the most reliable, staying within 10°.
Common questions about Santo’s climate
What is the coldest month in Santo?
January, with a typical high of 58° and a low of 33°.
What is the hottest month in Santo?
August, with a typical high of 97° and a low of 72°. About 104 days a year reach 90°.
How much snow does Santo get?
Almost none. A normal year brings 0.7 inches.
When is the first frost in Santo?
In half of years the first 32° night comes by November 10, and the last spring frost by March 23.
What is the rainiest month in Santo?
May, with 4.1 inches of rain and melted snow. The year totals 32 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Santo itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Brazos, TX (6 mi, snow) and Lake Palo Pinto, TX (7 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.