Barometric Pressure in Walla Walla, Washington, US

The pressure in Walla Walla, United States is predicted to slowly drop over the next few hours, with an average pressure of 974.5 hPa today, which is lower than normal.

Weather prediction: Expect more wet and unsettled conditions

The daily total fluctuation in pressure in Walla Walla is 7.8 hPa, with a low of 970.3 hPa and a high of 978.1 hPa. The daily average here is lower than in most cities around the world.

Forecast

Weather patterns in Walla Walla bring changes in air pressure as low-pressure systems from the Pacific Ocean meet high-pressure systems from the east.

Walla Walla's high elevation and valley location make air pressure drop more quickly, leading to larger changes in pressure.

In winter, pressure is often low, bringing rain and snow. In summer, high pressure dominates, leading to clear skies. Spring and fall see more moderate pressure.

Walla Walla has a dry climate, with big temperature swings, which causes air pressure to fluctuate widely, making the weather feel more extreme.