Barometric Pressure in Cottage Grove, United States 
1012.9 hPa
5.5 ℃
87%
0.9 m/s
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The average pressure in Cottage Grove, Oregon, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, improving
Rapid Pressure Changes
Rapid pressure changes detected in Cottage Grove, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
- Rapid Fall : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in Cottage Grove is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Cottage Grove hour by hour across the next 6 hourly readings.
Cottage Grove has mild air pressure, usually around 30 inches of mercury. Low-pressure systems bring rain, while high-pressure systems bring clear skies. Rising air pressure means fair weather, while dropping pressure means storms are coming.
Cottage Grove's geography affects air pressure; it's near the Coast Range and the Willamette Valley. Mountains and hills block or redirect winds, changing air pressure. The city's elevation, about 1,000 feet, also impacts air pressure.
In winter, air pressure drops, bringing rain and snow. In summer, high pressure dominates, leading to warm and dry conditions. Spring and fall have changing pressure, with unpredictable weather.
Cottage Grove has an oceanic climate with mild temperatures and significant rainfall. The climate's pressure effects result in over 40 inches of rain per year. The area experiences a slight Mediterranean influence, with dry summers.