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Barometric Pressure in Arcata, California, US


0000 hPa
00.00 inHg


00.0 ℃
0.00 ℉


00.0 m/s
00.0 mph


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The pressure in Arcata, United States United States is predicted to slowly rise over the next few hours, with an average pressure of 1016 hPa today, which is considered normal.


Weather prediction: Expect more fair, dry, cool weather

The daily total fluctuation in pressure in Arcata is 4.9 hPa, with a low of 1013.9 hPa and a high of 1018.8 hPa. The daily average here is higher than in most cities around the world.



The average barometric pressure in Arcata, California is 30.06 inches. This is slightly above the national average. The pressure is usually highest in January. It reaches 30.11 inches. The pressure is usually lowest in August. It reaches 29.99 inches.

Barometric pressure

Arcata is surrounded by mountains to the east and the Pacific Ocean to the west. The mountains block dry air from the east. The ocean brings moist air from the west. This creates a unique microclimate. The combination of mountain and ocean air affects the atmospheric pressure.

The nearby Pacific Ocean has a significant impact on the weather. Moist air from the ocean moves over the city. It cools and rises, causing precipitation. The mountains force the air to rise, cool, and condense. This results in frequent fog and overcast skies.


* The barometric pressure information for Arcata, California, United States on this page is for educational purposes only. We are not responsible for its accuracy or reliability. This information is not medical advice. Consult a health professional for medical concerns and do not rely on this site for medical decisions.