☁️ Psychrometric & Dew Point

Analyze atmospheric water vapor psychrometrics using Magnus-Tetens formulas. Calculate exact Dew Point ($T_{dp}$), saturation vapor pressure ($e_s$), moisture humidity ratio ($W$), and surface condensation risks.

°C (Air temperature)
%
hPa / mbar
Psychrometric Chart: Moisture content vs Dry-Bulb Temperature with 100% saturation dew curve
Dew Point Temperature ($T_{dp}$)
15.1°C
6.9°C margin to condensation
Vapor Pressure ($e$)
17.2 hPa
Sat: $e_s = 26.4$ hPa
Humidity Ratio ($W$)
10.8 g/kg
Grams of water per kg dry air
Moist Air Enthalpy ($h$)
49.6 kJ/kg
Total thermal energy
Safe Moisture Margin: Any surface cooler than 15.1°C will collect condensation.