Mon Aug 17th, '26 - Daily Weather for San Antonio

Good morning and happy Monday! Here’s your weather for August 17th, 2026, in wonderful San Antonio. - Morning temperature starts at a comfortable 75 degrees with clear skies - Afternoon heats up to around 100 degrees; sunscreen and hydration are key - Evening cools slightly to 97 degrees with a gentle south-southeast breeze at 5 mph - Nighttime temperature drops to 84 degrees with clear skies perfect for stargazing Have a great day and join us again tomorrow for more weather updates.