Barometric Pressure in Hornsby, Australia 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Hornsby, New South Wales, Australia is predicted to drop over the next few hours, with an average pressure of today, which is lower than normal.
Weather prediction: Expect wet, unsettled weather and a strong breeze
The daily total fluctuation in pressure in Hornsby is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Hornsby hour by hour and stay informed about how it will change over the next 6 hours.
Hornsby's air pressure changes with weather patterns. High pressure brings clear skies and low pressure brings rain.
Hornsby's geography affects air pressure. The area is surrounded by hills and mountains which block or redirect winds.
In summer, air pressure drops, bringing thunderstorms. In winter, high pressure dominates, making it cooler and clearer.
Hornsby has a subtropical climate. This climate type means air pressure changes are moderate, with no extreme highs or lows.