Barometric Pressure in Lacey, United States 
1019.3 hPa
11.8 ℃
100%
1.1 m/s
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The average pressure in Lacey, Washington, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at times, worse later
The daily total fluctuation in pressure in Lacey is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Lacey hour by hour across the next 6 hourly readings.
The weather in Lacey creates changes in barometric pressure as air moves from the Pacific Ocean to the land. Low pressure brings clouds and rain, and high pressure brings clear skies and sunshine.
Lacey's 200-foot elevation and surrounding hills influence atmospheric pressure, causing it to change frequently. The nearby Olympic Mountains also impact air movement and pressure.
In winter, Lacey sees lower pressure due to strong storms, bringing rain and wind. In summer, higher pressure dominates, leading to dry and sunny days. In spring and fall, pressure is more variable, causing mixed weather.
Lacey has a mild oceanic climate, which means it experiences frequent pressure changes, resulting in a mix of sunny and rainy days throughout the year.