Pack or skip
Rain jacket for San Antonio in January
Verdict
Pack it
Around 8 rainy days — a shell keeps you moving between subway stops.
Why
San Antonio in January averages highs of 62°F, lows of 40°F, 8 rainy days.
That climate means a rain jacket earns its space in the bag. Around 8 rainy days — a shell keeps you moving between subway stops.