Barometric Pressure in Rocklin, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Rocklin, California, United States is predicted to slowly rise over the next few hours, with an average pressure of 1004.4 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Rocklin is 2.8 hPa, with a low of 1002.9 hPa and a high of 1005.7 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Rocklin hour by hour and stay informed about how it will change over the next 6 hours.
The weather in Rocklin has high pressure systems during fair weather and low pressure systems during storms, which cause changes in the barometric pressure. Pressure drops before a storm and rises after it passes.
Rocklin's elevation of 500 feet above sea level and surrounding Sierra Nevada mountains affect atmospheric pressure, causing it to be lower than at sea level. The landscape also blocks some air masses from the coast.
In winter, high pressure dominates, bringing dry and cold air, while in summer, low pressure leads to warm and dry conditions. Spring and fall have more variable pressure, causing mixed weather.
Rocklin has a Mediterranean climate, which means it has dry summers and wet winters, causing large fluctuations in barometric pressure that affect the local weather patterns and what people experience.