Barometric Pressure in San Juan 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in San Juan, null is predicted to slowly drop over the next few hours, with an average pressure of 1015.2 hPa today, which is considered normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in San Juan is 2.6 hPa, with a low of 1013.8 hPa and a high of 1016.4 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in San Juan hour by hour and stay informed about how it will change over the next 6 hours.
San Juan is a city on the northeastern coast of Puerto Rico, surrounded by mountains and the Atlantic Ocean.
The ocean and trade winds keep the air pressure in San Juan relatively low, making it feel comfortable.
The city's geography, with mountains nearby, blocks or redirects winds, affecting air pressure and creating rain shadows.
During summer, the Intertropical Convergence Zone brings high pressure, clear skies, and heat.
In winter, low pressure from the north brings cooler temperatures and more rain.
San Juan has a tropical savanna climate, characterized by high temperatures and high humidity throughout the year.
The tropical savanna climate means San Juan's air pressure is generally lower than in other cities, making it feel warm and humid year-round.