| NWS Forecast for: San Jacinto County Issued by: National Weather Service Houston, TX Last Update: 124 PM CDT Sun May 3 2026 | |
| This Afternoon: Sunny. Near steady temperature in the upper 70s. South winds around 5 mph. Tonight: Mostly clear. Lows in the mid 50s. South winds around 5 mph. Monday: Sunny. Highs in the lower 80s. South winds 5 to 10 mph. Monday Night: Partly cloudy in the evening, then becoming mostly cloudy. Not as cool with lows in the upper 60s. South winds 5 to 10 mph. Tuesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 80s. South winds 5 to 10 mph with gusts up to 20 mph. Tuesday Night: Mostly cloudy. Lows in the lower 70s. Wednesday: Mostly cloudy. Showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 70 percent. Wednesday Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent. Thursday: Mostly cloudy with a chance of showers and thunderstorms. Cooler with highs in the mid 70s. Chance of rain 40 percent. Thursday Night: Mostly cloudy with a chance of showers. Lows around 60. Chance of rain 40 percent. Friday: Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. Friday Night: Mostly cloudy. Lows in the lower 60s. Saturday: Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 30 percent. | |
| Zone Forecast: San Jacinto County | |
Visit your local NWS office at: https://www.weather.gov/hgx |