Biology & Life Science

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Vapor Pressure Deficit Calculator.

Calculate saturation vapor pressure and vapor pressure deficit from temperature and relative humidity.

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Saturation vapor pressure: 3.1678

Saturation vapor pressure

3.1678
Actual vapor pressure: 1.9007

Actual vapor pressure

1.9007
Vapor pressure deficit: 1.2671

Vapor pressure deficit

1.2671

Educational psychrometric calculation using the Magnus saturation-vapor-pressure approximation. It does not prescribe crop, greenhouse, or health actions.