Barometric Pressure in Grantsville, United States 
1013.1 hPa
18.4 ℃
29%
2.94 m/s
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The average pressure in Grantsville, Utah, 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 Grantsville, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
- Rapid Fall : ()
- Rapid Fall : ()
- Rapid Rise : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in Grantsville is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Grantsville hour by hour across the next 6 hourly readings.
Grantsville has a dry, semi-arid climate. Summers are usually hot and sunny, with little rain. Winters are cold, and snow can fall, but many winter days are dry. Spring is often windy and changeable. Fall brings cooler temperatures and mostly clear skies.
Air pressure affects the area’s weather. High pressure often brings clear skies, light winds, and dry air. In winter, high pressure can trap cold air and pollution near the ground. Low pressure systems bring clouds, stronger winds, rain, or snow. Spring and fall often have quick changes when these systems move through.
Grantsville sits in Tooele Valley, west of the Great Salt Lake. The nearby Stansbury and Oquirrh Mountains affect wind, clouds, and snowfall. The mountains can block some moisture, leaving Grantsville drier than places to the east. The Great Salt Lake can add moisture and sometimes increase clouds or snow during certain storms.
The area has large changes between seasons. July is usually the hottest month, while December and January are often the coldest. Most rain and snow come during cooler months and spring. Summer storms may bring brief heavy rain, lightning, and strong winds, but long dry periods are common.