San Antonio, Texas, December 29, 2025
As the year comes to a close, San Antonio is facing a significant weather shift with the arrival of a cold front. A wind advisory has been issued, warning of gusty northerly winds reaching up to 45 mph. Residents should prepare for cooler temperatures dropping into the upper 40s, along with rain expected throughout the day. Motorists, especially those in high-profile vehicles, are urged to take caution. As San Antonio’s typically mild winter is interrupted, residents are advised to secure outdoor items and brace for the abrupt temperature drop.
Chilly Winds and Rain Sweep Across San Antonio on December 29
San Antonio, Texas – As the year draws to a close, residents of San Antonio are preparing for an abrupt change in the weather with a cold front moving in on Monday, December 29, 2025. The National Weather Service has issued a wind advisory effective until noon, warning that northerly winds will range from 20 to 30 mph, with gusts potentially reaching as high as 45 mph. Such winds may result in unsecured outdoor items being displaced, as well as small tree limbs being downed, possibly leading to localized power outages. Given these conditions, motorists, particularly those driving high-profile vehicles, are advised to exercise extreme caution. Temperatures are predicted to remain in the lower 50s by 3 p.m., noticeable cooler compared to the recent unseasonably warm days. Rain is also on the horizon, with temperatures forecasted to dip into the mid- and lower 50s by 9 p.m. This evening, it is expected to fall to the upper 40s around midnight. A warming trend is forecasted for the following weekend, with no substantial rain anticipated in the week ahead. Residents are encouraged to secure their outdoor belongings and brace for the sudden temperature change as the cold front passes through the region.
Weather Forecast for Monday, December 29, 2025
San Antonio, TX
Current Conditions: Cloudy, 49°F (9°C)
Hourly Forecast:
- 07:00 AM: Showers, 47°F (8°C)
- 08:00 AM: Cloudy, 46°F (8°C)
- 09:00 AM: Cloudy, 44°F (7°C)
- 10:00 AM: Cloudy, 45°F (7°C)
- 11:00 AM: Cloudy, 46°F (8°C)
- 12:00 PM: Cloudy, 47°F (9°C)
- 01:00 PM: Cloudy, 49°F (9°C)
- 02:00 PM: Cloudy, 49°F (10°C)
- 03:00 PM: Cloudy, 51°F (10°C)
- 04:00 PM: Cloudy, 50°F (10°C)
- 05:00 PM: Cloudy, 49°F (10°C)
- 06:00 PM: Cloudy, 49°F (9°C)
- 07:00 PM: Cloudy, 48°F (9°C)
- 08:00 PM: Cloudy, 47°F (8°C)
- 09:00 PM: Cloudy, 47°F (8°C)
- 10:00 PM: Cloudy, 47°F (8°C)
- 11:00 PM: Cloudy, 47°F (8°C)
Background Context
San Antonio typically enjoys mild winters, with average high temperatures in December hovering around 62.4°F (16.9°C) and average lows around 46.9°F (8.3°C). However, cold fronts occasionally sweep through the city, bringing cooler weather and gusty winds. Residents are advised to stay informed about changing weather conditions and to take necessary precautions during these cold fronts.
FAQ
What is the current weather in San Antonio?
The current conditions are cloudy with a temperature of 49°F (9°C).
What is the wind advisory about?
The National Weather Service has issued a wind advisory until noon, warning of north winds ranging from 20 to 30 mph, with gusts up to 45 mph.
How should residents prepare for the cold front?
Residents are encouraged to secure outdoor items and prepare for the abrupt temperature drop as the cold front sweeps through the region.
Key Features
| Feature | Details |
|---|---|
| Wind Advisory | North winds 20-30 mph with gusts up to 45 mph until noon. |
| Temperature Forecast | Highs in the lower 50s by 3 p.m., dropping to mid-50s by 9 p.m., and upper 40s by midnight. |
| Preparation Advice | Secure outdoor items and prepare for the abrupt temperature drop as the cold front sweeps through the region. |
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