Weather WorldSan Marcos City Park, TX 7-Day Night Weather Forecast
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San Marcos City Park, TX Weather Forecast
San Marcos City Park, TX Weather Forecast Date: 409 PM CDT Sat Aug 29 2026
The area/counties/county of: Hays, including the city of San Marcos.or toggle through each period.
Tonight... Clear. Lows in the lower 70s. South winds 5 to 10 mph.
Sunday... Mostly sunny. Highs in the upper 90s. South winds 5 to 10 mph.
Sunday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph.
Monday... Mostly sunny. Highs in the upper 90s. South winds 5 to 10 mph. Highest heat index readings up to 105.
Monday Night... Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph.
Tuesday... Mostly sunny. Highs in the upper 90s. Highest heat index readings up to 105.
Tuesday Night... Clear. Lows in the mid 70s.
Wednesday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 110.
Thursday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 110.
Friday... Partly cloudy in the morning, then clearing. Highs in the upper 90s. Highest heat index readings up to 110.
Friday Night... Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Highest heat index readings up to 110.
POP = Probability of Precipitation
San Marcos City Park Radar Loop
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