Barometric Pressure in Thermopolis, United States 
1019.4 hPa
6.3 ℃
86%
1.66 m/s
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The average pressure in Thermopolis, Wyoming, United States today is , which is considered normal. Pressure is trending steady.
Weather prediction: Changeable, mending
Rapid Pressure Changes
Rapid pressure changes detected in Thermopolis, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
- Rapid Fall : ()
- Rapid Fall : ()
- Rapid Rise : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Thermopolis is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Thermopolis hour by hour across the next 6 hourly readings.
Thermopolis has low air pressure most of the year. Air pressure drops when warm air rises in spring and summer, creating thunderstorms.
In winter and fall, cold air brings high pressure.
The town sits in a basin, surrounded by mountains, which affects air pressure.
Cold air gets trapped in the basin, making winters cold.
Air pressure also changes with the seasons.
In summer, low pressure brings hot and dry conditions.
Thermopolis has a semi-arid climate with low humidity.
The climate type means air pressure changes are more extreme.
Low humidity and changing air pressure make the weather unpredictable.