Barometric Pressure in Johnstown, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Johnstown, Ohio, United States is predicted to slowly drop over the next few hours, with an average pressure of 971.2 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Johnstown is 7.4 hPa, with a low of 966 hPa and a high of 973.4 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Johnstown hour by hour and stay informed about how it will change over the next 6 hours.
Johnstown, Ohio has changing air pressure due to its location in the Midwest, where cold Arctic air meets warm Gulf air, causing pressure shifts.
The town's low elevation and flat landscape allow winds to easily move in and bring different air pressure systems, influencing the weather.
In winter, cold Arctic air brings high pressure, making the air dry and cold, with occasional snow. In summer, warm Gulf air brings low pressure, making the air humid and warm, with thunderstorms.
Johnstown has a humid continental climate, with large pressure swings between winter and summer, causing varying weather patterns throughout the year.