Humidity Calculator

Calculate relative humidity, absolute humidity, mixing ratio, and vapor pressure from temperature and dew point.

Air Temperature (°F)

Dew Point (°F)

Relative Humidity

Absolute Humidity

Vapor Pressure

Mixing Ratio

Sat. Vapor Pressure

Below 30%: Too dry, skin irritation

30-50%: Ideal indoor comfort

50-60%: Comfortable

60-70%: Starting to feel humid

Above 70%: Uncomfortable, muggy

Related Calculators

Dew point temperature.

Heat index.

Wet bulb temperature.

Wind chill factor.

Temperature units.

Pressure units.