Barometric Pressure in Galena, United States 
0000 hPa
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The pressure in Galena, Illinois, United States is predicted to slowly drop over the next few hours, with an average pressure of 993.3 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Galena is 2.1 hPa, with a low of 992.4 hPa and a high of 994.5 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Galena hour by hour and stay informed about how it will change over the next 6 hours.
Galena's location near the Great Lakes and hills affects its air pressure. Hills block cold air, making Galena's air pressure higher in winter. In summer, warm air rises, lowering pressure. This creates seasonally changing weather patterns. Galena has a humid continental climate, meaning it has cold winters and warm summers, with big pressure changes between seasons.