San Antonio Weather in March

March in San Antonio brings pleasant temperatures around 19°C (66°F) during the day, dropping to 11°C (52°F) at night, and as part of the rainy season, heavy rainfall is common.

Rainfall in San Antonio in March

San Antonio is in the rainy season in March, with rain on around 17 days and an average of 363 mm (14 in). The rain this month falls heavily when it arrives, so waterproofs are worth keeping handy.

Temperature in San Antonio in March

In March, San Antonio sees pleasant temperatures, with highs of 19°C (66°F). Nights drop to around 11°C (52°F). Conditions are often most pleasant around the middle of the day. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in San Antonio in March

The month brings about 122 hours of sunlight, offering a comfortable mix of sun and rainy moments.

Wind Speed in San Antonio in March

March sees wind speeds averaging (). You'll typically experience very calm weather with minimal air movement throughout the month. Keep in mind this is an average. While most days are nearly windless, occasional windier days may still occur.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for San Antonio.