Weather Almanac: San Antonio, TX 78208

🗓️ Historical norms for September

September avg. precipitation
🌧️ 3.33"
September days below freezing
📉 ≈0.0 days
Average September lows 66°F – 70°F
USDA Zone
9a
Annual extreme lows 20°F to 25°F
Last Spring Frost (36°F)
🌷 Mar 23
First Fall Frost (36°F)
🍂 Nov 10

Temperature climatic data from weather station: SAN ANTONIO 8NNE (USC00417947)

Precipitation climatic data from weather station: SAN ANTONIO 8NNE (USC00417947)

Agricultural climatic data from weather station: SAN ANTONIO 8NNE (USC00417947)