Barometric Pressure in Porterville, United States 
Pressure
0000 hPa
Temperature
00.0 ℃
Humidity
00.0%
Wind
00.0 m/s
Get Alerts 🚨. Sign up to receive alerts when the barometric pressure changes significantly.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Porterville hour by hour and stay informed about how it will change over the next 6 hours.
Porterville, California has high air pressure during the dry summer months, making the air feel heavy. The Sierra Nevada mountains to the east block moisture from the Pacific Ocean, causing dry air to sink, increasing pressure. In winter, air pressure drops as storms from the Pacific bring rain. Porterville has a semi-arid climate, with high pressure dominating most of the year,