Winter temperatures · Texas
How cold does San Antonio get in winter?
San Antonio right now
62°FBroken cloud
- Today69°F / 60°FRain
- Tomorrow70°F / 52°FRain
- Monday60°F / 46°FClouds
The sky's forgotten its color.
Live from OpenWeatherMap. Alerts from the National Weather Service.
In a typical winter, December to February, San Antonio averages highs around 65°F and lows around 43°F.
A day that stays below freezing from start to finish comes along less than once a year. Nights at 10°F or colder don’t show up in a typical year. That makes it the 15th mildest winter of the 129 US cities we track.
Last updated
The coldest low in the forecast for the next 48 hours is about 46°F.
San Antonio’s winter highs average about 65°F, so the River Walk barely notices that winter happened.
Live 48-hour forecast from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.
More about the weather here
Winter at a glance
| Average winter high | 65°F |
|---|---|
| Average winter low | 43°F |
| Days a year that stay below freezing | fewer than one |
| Nights a year at 32°F or colder | 14 |
| Nights a year at 10°F or colder | none |
| Nights a year below zero | none |
| Average summer high, for comparison | 94°F |
Winter here is December to February. Counts are averages a year.
Cities with about the same winter
- Baton Rouge, Louisiana: highs around 64°F, lows around 43°F
- Tallahassee, Florida: highs around 66°F, lows around 42°F
- Tucson, Arizona: highs around 67°F, lows around 42°F
Source: NOAA U.S. Climate Normals, 1991 to 2020, station USW00012921.