Barometric Pressure in Boise, United States 
1006.2 hPa
11.5 ℃
38%
0.95 m/s
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The average pressure in Boise, Idaho, United States today is , which is lower than normal. Pressure is trending falling.
Weather prediction: Rain at times, very unsettled
Rapid Pressure Changes
Rapid pressure changes detected in Boise, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
The daily total fluctuation in pressure in Boise is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Boise hour by hour across the next 6 hourly readings.
The barometric pressure in Boise is influenced by its location in a valley surrounded by mountains. Pressure systems from the Pacific Ocean bring moist air into the region. As the air rises over the mountains, it cools and condenses, resulting in changes in pressure.
Boise is situated in the Treasure Valley, a geological formation created by the Boise River. The city's proximity to the Rocky Mountains and the Snake River Plain affects local weather patterns. Mountains to the east and north of the city block or redirect air masses, leading to unique pressure changes.
The surrounding terrain also contributes to Boise's climate. The valley's shape allows cold air to settle in the winter, while warm air rises in the summer. This temperature contrast affects the atmospheric pressure, leading to variations in weather throughout the year. Overall, the complex interplay of terrain and air masses shapes the weather in Boise.