Marine Weather Net

San Antonio, TX Weather Forecast




San Antonio, Texas

 Lat: 29.46N, Lon: 98.51W

Current Conditions Updated: 1055 PM CST MON DEC 15 2025

Clear


Temp: 46°F
  • Humidity:
  • 51%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.22 in.
  • Dewpoint:
  • 29°F
  • Heat index:
  • 46°F

  • Sunrise:
  • 7:20 AM CST
  • Sunset:
  • 5:36 PM CST
  • Moonrise:
  • 4:27 AM CST
  • Moonset:
  • 3:03 PM CST

THIS AFTERNOON

PARTLY CLOUDY
Hi: 59°F
Lo: 41°F

TUESDAY

CLOUDY
Hi: 61°F
Lo: 57°F

WEDNESDAY

CHANCE OF T-STORM
Hi: 69°F
Lo: 59°F
Precip: 40%

THURSDAY

CLEARING

Hi: 79°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 116 PM CST Mon Dec 15 2025

This Afternoon...Partly cloudy. Highs in the upper 50s. Southeast winds around 5 mph.
Tonight...Mostly cloudy. Lows in the lower 40s. South winds around 5 mph.
Tuesday...Cloudy. Highs in the lower 60s. Southeast winds around 5 mph.
Tuesday Night...Cloudy with a chance of showers. Patchy fog. A slight chance of thunderstorms after midnight. Not as cool. Near steady temperature in the upper 50s. Southeast winds around 5 mph, becoming northeast after midnight. Chance of rain 50 percent.
Wednesday...Cloudy. Patchy fog in the morning. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. Chance of rain 40 percent.
Wednesday Night...Mostly cloudy. Lows in the upper 50s.
Thursday...Mostly cloudy in the morning, then clearing. Highs in the upper 70s.
Thursday Night...Clear, cooler with lows in the upper 40s.
Friday And Friday Night...Mostly clear. Highs in the upper 60s. Lows in the lower 50s.
Saturday...Partly cloudy in the morning, then clearing. Highs in the upper 70s.
Saturday Night...Mostly clear. Lows in the mid 50s.
Sunday...Partly cloudy in the morning, then clearing. Highs in the upper 70s.
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