Barometric Pressure in Somerville, United States 
1010.5 hPa
19.9 ℃
51%
6.75 m/s
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The average pressure in Somerville, Massachusetts, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at frequent intervals
Rapid Pressure Changes
Rapid pressure changes detected in Somerville, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
- Rapid Fall : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Somerville is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Somerville hour by hour across the next 6 hourly readings.
Weather patterns in Somerville cause barometric pressure to rise and fall. Changes in pressure bring different types of weather, like sunny skies or rainy days.
Somerville's low elevation near the Atlantic Ocean and nearby hills influence atmospheric pressure. This leads to small pressure changes, which affect local weather.
In winter, Somerville's pressure is often high, bringing cold and clear air. In summer, pressure is lower, leading to warm and humid weather. Spring and fall bring mixed pressure patterns.
Somerville has a humid continental climate, which means big temperature differences between winter and summer. This climate type causes noticeable pressure fluctuations, affecting the day-to-day weather experience.