Barometric Pressure in Junction, United States 
1014.9 hPa
16.5 ℃
63%
0.85 m/s
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The average pressure in Junction, Texas, United States today is , which is considered normal. Pressure is trending steady.
Weather prediction: Fairly fine, showers likely
Rapid Pressure Changes
Rapid pressure changes detected in Junction, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Junction is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Junction hour by hour across the next 6 hourly readings.
Weather patterns in Junction bring changes in barometric pressure. Pressure rises when high-pressure systems move in and falls when low-pressure systems arrive. Pressure changes also occur when fronts pass through.
Junction's elevation of 1,700 feet above sea level and its location in a valley influence atmospheric pressure. The surrounding hills and Llano River valley can trap air, causing pressure to fluctuate. Mountains to the west can block or redirect air masses, affecting pressure.
In winter, Junction's pressure is usually higher due to cold fronts from Canada. In summer, pressure is lower due to warm air from the Gulf of Mexico. In spring and fall, pressure fluctuates as different air masses meet.
Junction has a humid subtropical climate. This means pressure fluctuates more than in dry climates, making the weather more unpredictable and varying from day to day.