Barometric Pressure in Llwynmawr, United Kingdom 
1013 hPa
15.0 ℃
50%
3.0 m/s
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Forecast
Hourly Pressure Trends
Track the barometric pressure in Llwynmawr hour by hour across the next 6 hourly readings.
Llwynmawr has changeable weather. Low-pressure systems bring rain and wind. High pressure brings calm, sunny days. Air pressure drops when storms approach.
The valley location of Llwynmawr affects air pressure. Cold air sinks into the valley, making pressure lower.
In winter, low pressure dominates, bringing rain and strong winds. Summer has more high-pressure systems, making it warmer and sunnier.
Llwynmawr has an oceanic climate. This means it has mild temperatures and rainfall throughout the year. The climate results in fairly stable air pressure, with changes mainly from weather systems.