Barometric Pressure in Bloomington, United States 
1021.4 hPa
22.3 ℃
50%
4.22 m/s
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The average pressure in Bloomington, Illinois, United States today is , which is considered normal. Pressure is trending steady.
Weather prediction: Changeable, mending
The daily total fluctuation in pressure in Bloomington is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Bloomington hour by hour across the next 6 hourly readings.
The barometric pressure in Bloomington, Illinois, varies from day to day. It is influenced by low-pressure systems that move into the region from the Gulf of Mexico. These systems bring warm, moist air that raises the pressure. Conversely, high-pressure systems from Canada bring cold, dry air that lowers the pressure. Changes in pressure affect the weather, with low pressure often bringing precipitation and high pressure bringing fair skies.
Bloomington is situated in a flat to gently rolling landscape. This type of terrain allows winds to move freely, influencing the barometric pressure. The city is surrounded by vast agricultural fields to the north and east. To the south and west, the terrain is more wooded, with hills and valleys that can disrupt wind patterns. The combination of open fields and wooded areas creates a unique weather pattern in Bloomington.