Heat Index Calculator

Calculate how hot it feels with humidity.

weather

temperature

humidity

feels like

índice de calor

indice de chaleur

indice di calore

индекс тепла

مؤشر الحرارة

热度指数

गर्मी सूचकांक

índice de calor

暑さ指数計算機

Heat Index Calculator

Calculate how hot it feels with humidity.

Temperature (°F)

Humidity (%)

Formula & Explanation

Calculates the heat index, revealing how hot it actually feels when humidity is factored into the air temperature.