Humidity Calculator
Calculate absolute and relative humidity conversions.
Calculate Humidity
Absolute Humidity
13.06
g/m³
Vapor Pressure
1790.3
Pa
Key Terms
Relative Humidity (RH)
% of maximum water air can hold at that temperature
Absolute Humidity
Actual water vapor mass per volume (g/m³)
Vapor Pressure
Partial pressure of water vapor in air (Pa)
Optimal RH by Stage
Seedlings
70-80%
Prevents drying
Vegetative
50-70%
Balanced growth
Flowering
40-50%
Prevents mold