Average Monthly Sunshine in San Antonio (TX)

The graphs on this page shows the average number of hours per month and per day that San Antonio receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in San Antonio varies. It peaks at 310 hours in July and drops to 151 hours in December. The total annual amount of sun is 2631 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 5.0 hours of sunlight per day.

San Antonio’s total hours of sunshine compared to other major cities

San Antonio enjoys an average of 2631 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Other climate information

May, San Antonio’s wettest month, receives 65 mm of rainfall and has a maximum daytime temperature of 31°C. During the driest month December you can expect a temperature of 18°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Precipitation page.