Barometric Pressure in Tokyo, Japan 
1024.2 hPa
21.6 ℃
61%
1.22 m/s
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The average pressure in Tokyo, Japan today is , which is higher than normal. Pressure is trending falling.
Weather prediction: Rain at times, worse later
Rapid Pressure Changes
Rapid pressure changes detected in Tokyo, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
The daily total fluctuation in pressure in Tokyo is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Tokyo hour by hour across the next 6 hourly readings.
Tokyo's barometric pressure is usually around 1013 hectopascals in the summer. It drops to around 1009 hectopascals in the winter. The pressure varies throughout the year.
Tokyo is surrounded by mountains to the west and the Pacific Ocean to the east. The mountains block cold air from the north. The ocean brings warm air from the south. The combination of these two factors affects the atmospheric pressure.
The mountains force winds to rise, cool, and condense. This creates clouds and precipitation. The ocean warms and moistens the air. This also creates clouds and precipitation. The clash of these air masses affects the pressure.
The pressure changes are not drastic. However, they do influence the weather patterns in Tokyo. The city experiences four distinct seasons due to these changes.