San Antonio (TX) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in San Antonio (Texas). The numbers are calculated over a 30-year period to provide a reliable average.
- Most rainfall (rainy season) is seen in May and September.
- On average, May is the wettest month with 130 mm of precipitation.
- On average, December is the driest month with 34 mm of precipitation.
- The average amount of annual precipitation is 818 mm.
Current rainfall in San Antonio (TX)
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