Barometric Pressure in De Witt, United States 
1021.3 hPa
12.3 ℃
87%
2.52 m/s
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The average pressure in De Witt, Iowa, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, possible showers early
Rapid Pressure Changes
Rapid pressure changes detected in De Witt, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in De Witt is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in De Witt hour by hour across the next 6 hourly readings.
De Witt, Iowa has changing air pressure due to weather patterns like high and low-pressure systems that bring different weather.
The city's location in the Midwest, near the Mississippi River, makes it prone to weather systems moving from west to east, affecting air pressure.
In summer, warm air rises, causing low pressure, and thunderstorms are common. In winter, cold air sinks, leading to high pressure and cold snaps.
De Witt has a humid continental climate, with big temperature differences between winter and summer, which affects air pressure and leads to varying weather conditions throughout the year.