San Antonio Weather in July

San Antonio in July sees moderate temperatures, with highs around 14°C (57°F) and overnight lows of 4°C (39°F). Around 24 mm (0.9 in) of rainfall is typical, so a light rain jacket is a sensible addition to your bag.

Rainfall in San Antonio in July

Analyzing past climate data, one can expect approximately 4 days of rain, averaging 24 mm (0.9 in). The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in San Antonio in July

Daytime temperatures in San Antonio reach 14°C (57°F) in July, dropping to 4°C (39°F) at night. This month falls in the winter season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. With moderate temperatures, July stands out as the chilliest month of the year.

Wind Speed in San Antonio in July

In July, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in July

The water temperature is only 11°C (52°F) this month, cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

July in San Antonio has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.