Santa Anna, TX climate
Santa Anna has warm winters and hot summers, with very little rain. A typical July afternoon reaches 98°, a January night drops to 48°.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Santa Anna feels like
Winter
Spring
Summer
Fall
Santa Anna 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 | 70° | 48° | 1.0" | 52° – 65° |
| February | 75° | 52° | 0.9" | 56° – 71° |
| March | 81° | 58° | 1.4" | 63° – 76° |
| April | 87° | 64° | 1.4" | 69° – 81° |
| May | 92° | 70° | 2.7" | 76° – 85° |
| June | 97° | 74° | 2.6" | 83° – 89° |
| July | 98° | 75° | 2.2" | 83° – 90° |
| August | 99° | 75° | 1.9" | 85° – 90° |
| September | 93° | 72° | 4.5" | 79° – 85° |
| October | 87° | 65° | 2.1" | 72° – 80° |
| November | 78° | 56° | 1.4" | 61° – 73° |
| December | 71° | 49° | 1.1" | 54° – 65° |
| Year | 86° | 63° | 23.0" |
“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 Santa Anna
Santa Anna gets 23 inches of rain and melted snow a year. September is the wettest month and February the driest.
How Santa Anna 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 Santa Anna averaged 1.5° warmer than the 1900s. The biggest change is in February (+2.4°). The shift is larger than in 69% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Santa Anna’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 56° to 71°. August is the most reliable, staying within 6°.
Common questions about Santa Anna’s climate
What is the coldest month in Santa Anna?
January, with a typical high of 70° and a low of 48°.
What is the hottest month in Santa Anna?
August, with a typical high of 99° and a low of 75°.
What is the rainiest month in Santa Anna?
September, with 4.5 inches of rain and melted snow. The year totals 23 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Santa Anna 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.