San Antonio, Texas Weather:
Wednesday, March 18, 2026
Cloudy Weather
Day 68°
Night 48°
Precipitation 20 %
Wind 4 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Cloudy Weather

Day

90°

Night

59°

Wind

16 mph

UV Index

7

Precipitation

0 %