Barometric Pressure in Juneau, United States 
1009.2 hPa
6.1 ℃
96%
0.11 m/s
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The average pressure in Juneau, Alaska, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fairly fine, possible showers early
Rapid Pressure Changes
Rapid pressure changes detected in Juneau, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
- Rapid Fall : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in Juneau is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Juneau hour by hour across the next 6 hourly readings.
The barometric pressure in Juneau varies throughout the year. High pressure systems bring clear skies and fair weather. Low pressure systems bring clouds and precipitation.
Juneau is surrounded by mountains and water. The Coast Mountains to the west and the Juneau Icefield to the north block air from the interior. The Gastineau Channel to the south and east brings moist air from the Pacific Ocean. This unique landscape affects the atmosphere, creating a rain shadow effect. The mountains force air to rise, cool, and condense, resulting in precipitation.