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San Marcos, TX

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San Marcos, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Saturday, September 12

Day

9/12
99°Hi
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Mostly sunny and very warm
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Saturday

Max UV Index8.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindS 10 mph

Wind Gusts27 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover22%

Morning

Afternoon

Night

9/12
78°Lo
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Breezy this evening; mainly clear, warm and humid
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Saturday

WindS 10 mph

Wind Gusts27 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover19%

Evening

Overnight

Sun & Moon

12 hrs 26 mins
Rise 7:15 AM
Set 7:41 PM
Waxing Crescent
Rise 8:43 AM
Set 8:28 PM

Temperature History

9/12
High
Low
Forecast
99°
78°
Average
91°
69°
Last Year
97°
67°

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World North America United States Texas San Marcos

Weather Near San Marcos:

  • Austin, TX
  • Cedar Park, TX
  • Round Rock, TX
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