San Antonio, Texas weather in February

Averages from 2021–2025 (141 days of record).

Average high: 66°F
Average low: 45°F
Rainy days: ~6 per month
Total precipitation: 2.0 in
Warmest recorded: 89°F
Coldest recorded: 8°F

Expect February days in San Antonio, Texas to top out around 66°F and cool to about 45°F overnight, with roughly 6 days of measurable rain across the month. In recent years February has ranged from 8°F to 89°F.

Other months

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Current San Antonio, Texas forecast → · Historical data by Open-Meteo (ERA5).