Today, we introduce the weather and average temperatures throughout the year in the charming city of San Antonio, Texas. San Antonio is a city that represents American history and culture, famous for attractions like The Alamo and the River Walk. Thanks to its warm climate, it is a great place to enjoy travel and life all year round. Let's learn more together!

Climate Characteristics of San Antonio

San Antonio has a humid subtropical climate, with hot and humid summers and mild winters.

  • Spring: A season with warm weather and blooming flowers, perfect for outdoor activities.
  • Summer: Intense heat and humidity continue, but it's great to cool off by the river or at the pool.
  • Autumn: Late heat and dry weather persist, but it's a lively time for outdoor events and festivals.
  • Winter: Nighttime temperatures can drop below freezing. Occasionally, winter rain falls, but clear days provide great weather for activities.

Monthly Average Temperatures (San Antonio)

January

  • Average High: 63°F(17°C)
  • Average Low: 41°F(5°C)
    Mild winter weather, a light coat is sufficient. Occasionally, there are days with freezing temperatures and sleet.

February

  • Average High: 67°F(19°C)
  • Average Low: 45°F(7°C)
    There can still be a final cold snap. It's gradually becoming a good time for outdoor activities.

March

  • Average High: 74°F(23°C)
  • Average Low: 51°F(11°C)
    Spring begins, and pleasant weather brings crowds to outdoor attractions.

April

  • Average High: 80°F(27°C)
  • Average Low: 59°F(15°C)
    With clear spring weather, it's a great time to walk along the River Walk or spend time at a café.

May

  • Average High: 86°F(30°C)
  • Average Low: 67°F(19°C)
    Early summer weather continues, and clothing suitable for hot weather is necessary.

June

  • Average High: 92°F(33°C)
  • Average Low: 73°F(23°C)
    As summer begins, it's a great time to enjoy water activities with the hot weather.

July

  • Average High: 95°F(35°C)
  • Average Low: 76°F(24°C)
    The hottest month, it's best to spend time indoors during the day.

August

  • Average High: 96°F(36°C)
  • Average Low: 76°F(24°C)
    Summer heat peaks, and air conditioning and hydration are essential.

September

  • Average High: 90°F(32°C)
  • Average Low: 72°F(22°C)
    As autumn begins, the heat eases, and pleasant weather returns for outdoor activities.

October

  • Average High: 82°F(28°C)
  • Average Low: 61°F(16°C)
    Clear and cool autumn weather, a time when festivals and events increase.

November

  • Average High: 72°F(22°C)
  • Average Low: 50°F(10°C)
    Temperatures drop, allowing you to feel the pleasant early winter atmosphere.

December

  • Average High: 64°F(18°C)
  • Average Low: 42°F(6°C)
    Winter returns with mild weather, perfect for enjoying the year-end atmosphere.

Travel Tips for San Antonio

  1. Recommended in Spring and Autumn: With mild and pleasant weather, it's perfect for exploring outdoor attractions and enjoying festivals.
  2. Prepare for Summer: During the intense summer heat, cool off by the riverside, pool, or indoor attractions.
  3. Explore History: Experience the history of San Antonio at The Alamo and the Mission Trail.
  4. Explore the River Walk: Take a walk or a boat ride along the River Walk to feel the charm of the city.

San Antonio is a city where you can experience various charms throughout the year. Create unforgettable memories in this place where you can enjoy historical landmarks, a warm climate, and a vibrant city atmosphere.