Heat Index Calculation

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Meteorological Conversions and Calculations

Heat Index Calculator

How do we calculate the heat index?

Choose the appropriate calculator and enter the values. Then click "Calculate".

Using Dew Point Temperature

Using Relative Humidity

* Please note: The Heat Index calculation may produce meaningless results for temperatures and dew points outside of the range depicted on the Heat Index Chart linked below.

Heat Index Chart and Explanation

WPC Heat Index Forecasts

More Meteorological Conversions and Calculations


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Page last modified: Friday, 25-Aug-2023 14:53:09 UTC