Calculate dew point, absolute humidity, and outdoor comfort level
Humidity60%
Dry (0%)ModerateHumid (100%)
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Dew Point
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Temp–Dew Spread
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Abs. Humidity g/m³
DryComfortableHumid
Magnus formula (August-Roche-Magnus approximation): Td = (243.04 × γ) / (17.625 − γ) γ(T, RH) = ln(RH/100) + 17.625 × T / (243.04 + T)
Where T = air temperature in °C, RH = relative humidity in %. Valid for −40°C to 60°C.
