Best Time to Visit San Antonio
✨ Best Months to Visit
Visit San Antonio in March and November for pleasant weather and vibrant local culture.
🌤️
November
22.5°C · 72mm rain
🌤️
March
25.4°C · 58mm rain
⛅
December
20.5°C · 44mm rain
Average Monthly Temperature
Click a month below to see its details.
🌤️
November
RecommendedHigh 22.5°C · Low 12.4°C · 72mm rain · 7.5h sun/day
17.2°C
Jan
19.2°C
Feb
25.4°C
Mar
28.2°C
Apr
31.3°C
May
34.9°C
Jun
34.9°C
Jul
36°C
Aug
33.9°C
Sep
29.5°C
Oct
22.5°C
Nov
20.5°C
Dec
Month-by-Month Climate
Full breakdown for every month.
🌤️
Mild & Sunny
January
High 17.2°C / Low 6°C
62mm rain
7.3h sun/day
🌤️
Mild & Sunny
February
High 19.2°C / Low 7.2°C
50mm rain
7.3h sun/day
🌤️
Mild & Sunny
March ★
High 25.4°C / Low 12.9°C
58mm rain
8.6h sun/day
☀️
Hot & Sunny
April
High 28.2°C / Low 16.9°C
97mm rain
9h sun/day
🌧️
Rainy
May
High 31.3°C / Low 20.7°C
186mm rain
9.8h sun/day
☀️
Hot & Sunny
June
High 34.9°C / Low 23.9°C
82mm rain
11.7h sun/day
☀️
Hot & Sunny
July
High 34.9°C / Low 24.4°C
105mm rain
11.4h sun/day
☀️
Hot & Sunny
August
High 36°C / Low 25.1°C
62mm rain
11.7h sun/day
☀️
Hot & Sunny
September
High 33.9°C / Low 23°C
42mm rain
10.9h sun/day
☀️
Hot & Sunny
October
High 29.5°C / Low 18.4°C
86mm rain
9.7h sun/day
🌤️
Mild & Sunny
November ★
High 22.5°C / Low 12.4°C
72mm rain
7.5h sun/day
⛅
Mild
December ★
High 20.5°C / Low 10.3°C
44mm rain
6.6h sun/day
Climate data: 5-year average (2021-2025), via Open-Meteo.