Weather Almanac: San Antonio, TX 78202

🗓️ Historical norms for September

September avg. precipitation
🌧️ 2.82"
September days below freezing
📉 ≈0.0 days
Average September lows 68°F – 71°F
USDA Zone
9a
Annual extreme lows 20°F to 25°F
Last Spring Frost (36°F)
🌷 Mar 18
First Fall Frost (36°F)
🍂 Nov 12

Temperature climatic data from weather station: SAN ANTONIO STINSON AP (USW00012970)

Precipitation climatic data from weather station: SAN ANTONIO STINSON AP (USW00012970)

Agricultural climatic data from weather station: SAN ANTONIO STINSON AP (USW00012970)