Barometric Pressure in Hemel Hempstead, United Kingdom 
1011.8 hPa
11.5 ℃
91%
6.3 m/s
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The average pressure in Hemel Hempstead, England, United Kingdom today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, improving
Rapid Pressure Changes
Rapid pressure changes detected in Hemel Hempstead, 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 Hemel Hempstead is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Hemel Hempstead hour by hour across the next 6 hourly readings.
The barometric pressure in Hemel Hempstead varies throughout the year. It is influenced by the city's location in the southeastern part of the UK. The pressure tends to be higher in winter months. It is lower during the summer.
Hemel Hempstead is situated in a valley. The Chiltern Hills are to the west. These hills block the flow of air from the Atlantic Ocean. The air is forced to rise, cool, and condense, resulting in cloud formation. This affects the barometric pressure in the area.
The surrounding landscape also influences local weather patterns. Moist air from the ocean moves over the hills. As it cools, it forms clouds, leading to rainfall. This keeps Hemel Hempstead's weather relatively cool and wet.