0000 hPa
00.00 inHg
00.0 ℃
0.00 ℉
00.0 m/s
00.0 mph
00.0%
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The pressure in Castro Valley, United States is predicted to slowly rise over the next few hours, with an average pressure of 1013.8 hPa today, which is considered normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Castro Valley is 2.7 hPa, with a low of 1011.8 hPa and a high of 1014.5 hPa. The daily average here is lower than in most cities around the world.
The barometric pressure in Castro Valley varies throughout the day. It is influenced by the city's proximity to the San Francisco Bay. The pressure changes with the tides.
Castro Valley is surrounded by hills to the east and the bay to the west. The hills block some air masses from reaching the city. This affects the barometric pressure. The city's terrain creates a unique microclimate.
The landscape around Castro Valley also impacts the local weather patterns. The hills to the east create a rain shadow effect. This reduces precipitation in the city. The bay to the west moderates the temperature.