| NWS Forecast for: Hays County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 341 PM CDT Sat Sep 19 2026 | |
| Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 70s. South winds 5 to 10 mph. Sunday: Partly cloudy. Highs in the upper 90s. South winds around 5 mph. Sunday Night: Partly cloudy. Lows in the lower 70s. South winds around 5 mph. Monday: Partly cloudy in the morning, then clearing. Highs in the upper 90s. Southeast winds around 5 mph. Highest heat index readings up to 105. Monday Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southeast winds around 5 mph, becoming southwest after midnight. Tuesday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 90s. Tuesday Night Through Saturday: Partly cloudy. Lows in the lower 70s. Highs in the upper 90s. | |
| Zone Forecast: Hays County | |
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