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San Antonio, Texas Weather:
Thursday, December 18, 2025
Cloudy Weather
Day 82°
Night 52°
Precipitation 6 %
Wind 9 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (December 18, 2024)
Sunny with a Chance of Thunderstorms

Day

73°

Night

43°

Wind

11 mph

UV Index

3

Precipitation

40 %