Wet Bulb Calculator

Calculate wet bulb temperature, heat stress risk, and WBGT index from dry bulb temperature and relative humidity.

Dry Bulb Temp (°F)

Relative Humidity (%)

Wet Bulb Temperature

Wet Bulb (°C)

WBGT Estimate

Dew Point

Below 80°F (27°C): Low risk

80-85°F (27-29°C): Moderate risk, take precautions

85-88°F (29-31°C): High risk, limit activity

88-92°F (31-33°C): Very high risk, danger zone

Above 95°F (35°C): Extreme danger, unsurvivable

Related Calculators

Heat index.

Dew point temperature.

Relative humidity.

Heat stress index.

Temperature units.

Wind chill factor.