San Juan, Texas Weather
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Weather Forecast for San Juan, Texas : Nueces County
Issued: 12:26 pm CDT Sep 14, 2025 Latitude: 27.7672496 Longitude: -97.5388826 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Mostly Sunny on This Afternoon Cloudy on Tonight 20% chance of rain on Monday 30% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday 40% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday
High: 92°F Low: 75°F High: 91°F High: 91°F High: 91°F High: 91°F High: 91°F High: 92°F
Low: 75°F Low: 75°F Low: 76°F Low: 76°F Low: 74°F  
Mostly Sunny Cloudy Rain Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 92. Heat index values as high as 99. East southeast wind around 16 mph, with gusts as high as 21 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 75. East southeast wind 5 to 14 mph, with gusts as high as 18 mph.
20% chance of rain Monday Monday... A slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 91. Heat index values as high as 96. East wind 5 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 75. East southeast wind 5 to 14 mph, with gusts as high as 18 mph.
30% chance of thunderstorms Tuesday Tuesday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. East wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 75. East southeast wind 5 to 13 mph.
30% chance of thunderstorms Wednesday Wednesday... A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. East northeast wind 5 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
10% chance of thunderstorms Wednesday Night Wednesday Night... A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 76. East southeast wind 8 to 13 mph becoming light after midnight. Chance of precipitation is 10%.
40% chance of thunderstorms Thursday Thursday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light east southeast wind increasing to 8 to 13 mph in the morning.
20% chance of thunderstorms Thursday Night Thursday Night... A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 76. Chance of precipitation is 20%.
40% chance of thunderstorms Friday Friday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
20% chance of rain Friday Night Friday Night... A 20 percent chance of showers. Mostly clear, with a low around 74.
30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Sun Almanac for San Juan, Texas
Sunrise: 07:15 AM
Sunset: 7:36 PM
Civil Sunrise:06:52 AM
Civil Sunset: 7:59 PM
Nautical Sunrise: 06:24 AM
Nautical Sunset: 8:27 PM
Astro Sunrise: 05:57 AM
Astro Sunset: 8:54 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.