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: Fair 54°F 2025-12-10T20:56:00-06:00 
Tonight 2025-12-10, Clear. Clear, with a low around 40. North wind 5 to 10 mph.
Thursday 2025-12-11, Sunny. Sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night 2025-12-11, Mostly Clear. Mostly clear, with a low around 49. South southwest wind around 5 mph.
Friday 2025-12-12, Mostly Sunny. Mostly sunny, with a high near 75. Southwest wind around 5 mph.- Friday Night 2025-12-12, Partly Cloudy. Partly cloudy, with a low around 57. Calm wind becoming north around 5 mph after midnight.
Saturday 2025-12-13, Partly Sunny. Partly sunny, with a high near 75. North wind around 5 mph becoming south southeast in the afternoon.- Saturday Night 2025-12-13, Partly Cloudy. Partly cloudy, with a low around 56. Calm wind becoming north northeast around 5 mph after midnight.
- Sunday 2025-12-14, Mostly Cloudy. Mostly cloudy, with a high near 63. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night 2025-12-14, Mostly Cloudy. Mostly cloudy, with a low around 45. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.- Monday 2025-12-15, Mostly Cloudy. Mostly cloudy, with a high near 62.
Monday Night 2025-12-15, Cloudy. Cloudy, with a low around 51.
Tuesday 2025-12-16, Slight Chance Showers. A 20 percent chance of showers. Mostly cloudy, with a high near 67.
Tuesday Night 2025-12-16, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.- Wednesday 2025-12-17, Partly Sunny. Partly sunny, with a high near 73.