Barometric Pressure in Istanbul, Turkey 
1018.2 hPa
22.3 ℃
45%
3.11 m/s
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The average pressure in Istanbul, Turkey today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at times, worse later
The daily total fluctuation in pressure in Istanbul is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Istanbul hour by hour across the next 6 hourly readings.
The weather in Istanbul has many changes in barometric pressure because it is located between two big bodies of water, the Black Sea and the Mediterranean Sea. These changes bring different kinds of weather. When the pressure is high, it is usually sunny, and when it is low, it rains or storms.
Istanbul's elevation is moderate, and its landscape is hilly. The hills and elevation changes cause air to rise and cool, making clouds form and bringing rain. This makes the atmospheric pressure vary greatly.
In the winter, the pressure is usually low, bringing rainy and windy weather. In the summer, the pressure is high, making it hot and dry. In the spring and autumn, the pressure is in between, making the weather mild.
Istanbul has a humid subtropical climate, which means it has hot summers and cool winters. This climate type causes big fluctuations in barometric pressure, making the weather changeable and unpredictable.
(167 km)