Barometric Pressure Forecast for Puerto Vallarta, Mexico
Puerto Vallarta curves around Bahía de Banderas beneath the Sierra Madre Occidental. Its barometric pressure forecast follows the meeting of a Pacific bay, steep inland slopes and tropical seasonal weather.
Download Pressure Pal to track barometric pressure and get migraine alerts for Puerto Vallarta and your area.
Pressure and weather in Puerto Vallarta
The summer rainy season supports humid afternoons and thunderstorms around the mountains, while eastern Pacific cyclones may produce wider pressure falls and heavy rain. Winter is usually drier, with the bay’s daily breezes distinct from large storm systems.
What this means for you
For a Puerto Vallarta outing, compare the pressure curve with your actual time in sun and heat. Use official cyclone and marine alerts before boat travel; symptom tracking is not a substitute for coastal safety advice.