I-35 weather conditions near San Marcos, Texas
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fog/Mist 76°F 2025-07-05T07:56:00-05:00 
Today 2025-07-05, Showers Likely. Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 84. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.Tonight 2025-07-05, Chance Showers then Mostly Cloudy. A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 73. South southeast wind around 5 mph.
Sunday 2025-07-06, Partly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Calm wind becoming south southeast around 5 mph in the morning.
Sunday Night 2025-07-06, Partly Cloudy. Partly cloudy, with a low around 72. South southeast wind around 5 mph becoming calm after midnight.Monday 2025-07-07, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.
- Monday Night 2025-07-07, Partly Cloudy. Partly cloudy, with a low around 72. South southeast wind around 5 mph becoming calm after midnight.
Tuesday 2025-07-08, Mostly Sunny. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.- Tuesday Night 2025-07-08, Partly Cloudy. Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming south southwest after midnight.
- Wednesday 2025-07-09, Mostly Sunny. Mostly sunny, with a high near 94. Calm wind becoming south around 5 mph in the morning.
Wednesday Night 2025-07-09, Mostly Clear. Mostly clear, with a low around 74.
Thursday 2025-07-10, Sunny. Sunny, with a high near 96.- Thursday Night 2025-07-10, Mostly Clear. Mostly clear, with a low around 74.
- Friday 2025-07-11, Sunny. Sunny, with a high near 96.