Barometric Pressure in Union City, United States 
Pressure
1014.7 hPa
Temperature
20.4 ℃
Humidity
33%
Wind
5.22 m/s
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The average pressure in Union City, California, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at frequent intervals
The daily total fluctuation in pressure in Union City is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Union City hour by hour across the next 6 hourly readings.
Union City, California has a Mediterranean climate. The Pacific Ocean and San Francisco Bay influence the air pressure, making it mild and steady.