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San Antonio

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San Antonio Weather and climate

Data source：Meteostat
Update date：2025-09

San Antonio year round climate
  • Spring (March–May): Average 18.3–26.3°C, warm and comfortable climate, more rainfall in April, vibrant plants. Common activities: Outdoor walks, visiting historical sites, enjoying the sunshine. Suggested clothing: Light jacket, long-sleeved shirts, comfortable shoes.
  • Summer (June–August): Average 29.7–30.8°C, hot and dry, high temperatures, but relatively low rainfall. Common activities: Swimming, outdoor activities with shade, visiting museums and indoor attractions. Suggested clothing: Light and breathable clothing, sun hat, sunglasses.
  • Autumn (September–November): Average 23.5–17.2°C, pleasant climate, temperatures gradually decreasing, moderate rainfall. Common activities: Outdoor walks, cycling, enjoying autumn scenery. Suggested clothing: Comfortable long-sleeved shirts, light jacket, comfortable shoes.
  • Winter (December–February): Average 11.4–14.4°C, mild and dry, lower temperatures, low rainfall. Common activities: Visiting indoor attractions, enjoying holiday events. Suggested clothing: Warm jacket, long pants, comfortable shoes.
San Antonio climatological average

Annual average temperature: approx. 22°C / Annual rainfall: approx. 468 mm / Summer humidity: 60%–70% / Rainiest month: April

San Antonio monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
11.4°C
65.7
February
13.3°C
32
March
18.3°C
21
April
22.1°C
77
May
26.3°C
48.7
June
29.7°C
36
July
30.3°C
37.3
August
30.8°C
29.3
September
28.7°C
24.3
October
23.5°C
36.3
November
17.2°C
42.7
December
14.4°C
18.3
San Antonio weather for the next seven days
11/17
Monday
Cloudy
32.7°C/20°C
11/18
Tuesday
Cloudy
27.7°C/21.5°C
11/19
Wednesday
Patchy rain nearby
27.8°C/21.6°C
11/20
Thursday
Moderate rain
24.6°C/17.4°C
11/21
Friday
Patchy rain nearby
25.2°C/16.7°C
11/22
Saturday
Sunny
26.7°C/17.9°C
11/23
Sunday
Cloudy
21.6°C/16.9°C

San Antonio FAQ

Is San Antonio, TX worth visiting?
Yes, San Antonio is worth visiting for its unique blend of history, culture, and vibrant atmosphere, featuring iconic sites like the Alamo and the River Walk, a rich culinary scene with Tex-Mex favorites, family-friendly attractions, and historic missions. The city offers a diverse range of activities, from outdoor adventures to festivals, ensuring there's something for everyone, making it a great destination for a getaway, especially for first-time visitors. Explore the iconic Alamo and the historic Spanish missions, which are central to the city's rich heritage. Stroll along the unique River Walk, a bustling area with culture, history, natural beauty, and a vibrant atmosphere. Savor the city's diverse food scene, particularly its renowned Tex-Mex cuisine. Experience a vibrant cultural scene, with a city that constantly offers new events, attractions, and a rich history to discover.
What is the best month to visit San Antonio?
The best time to visit San Antonio, Texas is during the cooler, less crowded months of November to April, with April being a particularly good choice for pleasant weather and a chance to experience the city's Fiesta, while avoiding extreme summer heat and hotel prices. October also offers moderate temperatures before the summer humidity, though it can be a wet month. This period offers comfortable temperatures, fewer crowds, and lower hotel rates, making it ideal for exploring the city. April offers the best weather, moderate temperatures, and the opportunity to attend Fiesta San Antonio, the city's famous two-week festival. October is good for moderate temperatures, but keep in mind it can be one of the wetter months in the region.
How many days should I spend in San Antonio?
A good length for a trip to San Antonio is 2 to 3 days, which is enough time to explore the main attractions like the River Walk and the Alamo and experience some of the city's culture, though you could easily extend your stay for a longer getaway. A weekend trip is perfect for a first-time visit to see the historic sites and enjoy the unique atmosphere. Popular San Antonio attractions to consider include The Alamo, where you can plan for about two to three hours to explore the historic mission and museum. The River Walk is a must-see with shops, restaurants, and unique events. The Pearl Brewery is a revitalized historic district with markets and food.
What unique things can you do in San Antonio?
Unique experiences in San Antonio include taking a San Antonio Premium City Tour with an Alamo & River Walk Cruise, embarking on a Haunted Ghost Bus Tour, exploring the San Antonio Missions UNESCO World Heritage Sites, immersing yourself in the Hopscotch San Antonio Immersive Art Experience, or enjoying The Magic Saloon Immersive Experience and Show Ticket.
What are the must-see historic sites in San Antonio?
The must-see historic sites in San Antonio include The Alamo, a pivotal location in Texas history. Additionally, the San Antonio Missions National Historical Park, a UNESCO World Heritage Site, preserves four of the five Spanish frontier missions. The Spanish Governor's Palace offers a glimpse into colonial life, and La Villita Historic Arts Village showcases historic architecture and artisan shops.