Interactive psychrometric chart for moist air in SI units. Click the chart or enter values to calculate all thermodynamic air properties. Includes two-point process analysis for HVAC load calculations.
| Dry Bulb Temperature | -°C |
| Wet Bulb Temperature | -°C |
| Dew Point | -°C |
| Relative Humidity | -% |
| Humidity Ratio | -g/kg |
| Enthalpy | -kJ/kgda |
| Specific Volume | -m³/kgda |
| Density | -kg/m³ |
| Vapour Pressure | -Pa |
| Saturation Pressure | -Pa |