Heat Index Calculator

    Calculate feels-like temperature in heat

    °F
    %

    公式

    HI = -42.379 + 2.049T + 10.143R - 0.225TR ...

    Rothfusz regression equation used by NWS.

    示例

    90°F, 60% humidity

    Feels like ~100°F.

    常见问题

    关于 Heat Index

    Calculate the feels-like temperature when heat and humidity combine.