Best window to run: 6 AM–9 AM
Today in San Antonio. Best window to run: 6 AM–9 AM. 75°F, feels 84°, 92% humidity. Backup window: 9 AM–12 PM. The verdict: workable, but pick the window above carefully.
7-Day Run Windows for San Antonio
The best hour to run each day, scored against the Run Window engine.
Windows are calculated for a default runner comfort zone. With Run Window installed, these tune to your own preferences as you log runs.
Quick Answer: Running in San Antonio
Running in San Antonio: A Seasonal Guide
San Antonio's humid subtropical climate shapes the running experience across all four seasons. Extreme summer heat is the defining challenge here. Successful runners in San Antonio adapt by shifting to early morning or late evening runs during the hottest months.
Peak season (October and November): Temperatures settle into a comfortable range, making longer runs and speed work enjoyable without heat stress. This is when the local running community comes alive.
Off-season strategy: During summer, treat the pre-dawn window as your only safe option. Run Window can pinpoint the coolest hours so you never guess wrong.
Local runners know that spring and fall are ideal. Also worth noting: river walk provides shaded running options.
Best Months to Run
October, November, March, April offer the most comfortable running conditions in San Antonio. During these months, you'll find mild temperatures and manageable weather patterns perfect for outdoor running.
Seasonal Running Temperatures
Temperature Range by Season
Low: 42°F
High: 63°F
Low: 56°F
High: 80°F
Low: 74°F
High: 96°F
Low: 56°F
High: 80°F
Running Weather Tips for San Antonio
Summer heat requires very early starts
Spring and fall are ideal
River Walk provides shaded running options
Mild winters allow comfortable outdoor running
Popular Running Routes in San Antonio
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13 min readFrequently Asked Questions
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