This calculator estimates heat index temperature felt by the human body based on the actual measured air temperature together with humidity level or dew point.

Aug 25, 2023 · Choose the appropriate calculator and enter the values. Then click "Calculate". * Please note: The Heat Index calculation may produce meaningless results for temperatures …

Use this Heat Index Calculator to determine the heat index based on air temperature and relative humidity

Our calculator can determine the heat index based on temperature and either relative humidity or dew point. For further information on these parameters, check out the dew point calculator.

Aug 15, 2025 · Feeling the heat—or is it just the humidity? Find out for sure with our Heat Index Calculator! Just enter the air temperature and humidity, and you’ll get the “feels-like” …

This heat index calculator helps you determine the heat index or ‘feels-like’ temperature. You can calculate the heat index using either air temperature and relative humidity or air temperature …

What are the formulas for the heat index script? Comments? Questions? Please Contact Us.

Definition: The Heat Index (HI) is a measure of how hot it feels when relative humidity is factored with the actual air temperature. Purpose: It helps assess the risk of heat-related illnesses by …

Instead of using the heat index formula, you can use this online tool to find out the exact heat index instead of just the temperature. This is a simple calculator which you can use in a few …

Instantly calculate the heat index with our free online calculator. Learn how humidity and temperature affect how hot it feels, plus formula, examples, and safety tips.