Barometric Pressure in Corvallis, United States 
1012.1 hPa
21.1 ℃
43%
3.19 m/s
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The average pressure in Corvallis, Oregon, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, improving
The daily total fluctuation in pressure in Corvallis is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Corvallis hour by hour across the next 6 hourly readings.
The barometric pressure in Corvallis, Oregon averages around 30.04 inches. This is slightly higher than the national average.
Corvallis is situated in the Willamette Valley. The valley is surrounded by mountains to the east and west. These mountains block some air masses from reaching the city.
The Coastal Range is to the west. It prevents moist ocean air from entering the valley. The Cascade Range is to the east. It blocks cold air from the east.
The valley's terrain contributes to Corvallis' unique pressure patterns. Weather systems often stall or move slowly over the area. This leads to steady, consistent weather conditions.