Santa Anna has some of the warmest summer afternoons among U.S. towns
In January the night’s low is typically 48°. Winters are mild: January nights here are milder than in 96% of U.S. towns. Warming shows here too: 1.5° more than in 1901–2000, led by February. The outdoor season runs from November to March, with highs of 70–81°.
A year in Santa Anna at a glance
Each month’s typical high and low, and what it brings.
What stands out about Santa Anna’s climate
Compared with towns across the U.S., with Santa Anna’s place in Texas beside it.
What a year in Santa Anna feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 23 inches of rain a year
September is the wettest month and February the driest.
Rain + melted snow by month
Inches of water
Living with Santa Anna’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 9b.
Months with highs of 62–84° and lows of 40° or more: January, February, March, November and December.
Parks & trails →Cold waves are 41% of the yearly building losses FEMA expects in Santa Anna from natural hazards, the largest share. Normals are averages; the hazards page covers the extremes.
Natural hazards →Santa Anna and similar climates
TownRatings has no climate map of the towns around Santa Anna yet.
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
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°).
A bigger shift than in 58% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Santa Anna compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Santa Anna’s place among Texas’.
Santa Anna weather by month
Highs, lows and precipitation from NOAA’s grid at Santa Anna’s center. 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" |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 56° to 71°. August is the most reliable, staying within 6°.
Where Santa Anna’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Santa Anna’s center.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Santa Anna’s climate
What is the weather like in Santa Anna?
A typical July afternoon reaches 98°, a January night drops to 48°. Milder January nights than 96% of U.S. towns; hotter July afternoons than 98% of U.S. towns.
How cold does it get in Santa Anna in winter?
January nights average 48°. In the coldest January of the last 30 years the month averaged 52°.
How hot does it get in Santa Anna?
July, with a typical high of 98°. 90° days are rare.
What growing zone is Santa Anna in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 29°.
What is the best time of year to visit Santa Anna?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Santa Anna getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 58% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Santa Anna.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.