VPD Calculator
Temperature (°F or °C)
Please enter a valid temperature.
Relative Humidity (%)
Please enter humidity between 0 and 100.
Unit
Fahrenheit
Celsius
Calculate VPD
Result
kPa
Formula:
VPD = SVP × (1 - RH/100) where SVP = 0.61078 × e^(17.27×T/(T+237.3)) for Celsius.