Barometric Pressure in Des Moines, United States 
1013.2 hPa
20.3 ℃
64%
3.32 m/s
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The average pressure in Des Moines, Iowa, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, possible showers early
The daily total fluctuation in pressure in Des Moines is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Des Moines hour by hour across the next 6 hourly readings.
The barometric pressure in Des Moines, Iowa averages around 30.12 inches of mercury. This is slightly above the national average.
Des Moines is located in the Midwest, surrounded by flat plains. There are no mountains nearby to block air masses.
These plains allow air from Canada to move freely into the region. This cold air brings low-pressure systems.
In the summer, warm air from the Gulf of Mexico moves north. This brings high-pressure systems and warm temperatures.