Typical Weather in San Antonio, TX in April
81° F Avg High
57° F Avg Low
3 Rainy Days
☀️ Temperature Summary
April is one of the warmer months of the year for San Antonio, with highs averaging around 81°F. Lows overnight are typically around 57°F. Temperatures will generally increase as the month goes on, with daily high temperatures ranging between 77°F and 84°F.
The warm, dry temperatures in April make San Antonio a great destination to relax and soak up the sun.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
In April you can expect close to a 10% chance of rain for any given day. It rains less than usual in April, with total rainfall for the month typically near 2 inches.
Rainfall Throughout the Year
Planning a trip to San Antonio? Try our free trip weather planner