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Heat Index Calculation Temperature Conversion Wind Chill Calculation Humidity Calculation
 
Heat Index Calculation
Enter a number, then click on the appropriate button to see the result.

 

Valid entries are, air temperatures greater than 80 °F ( 27 °C ), dew point temperatures greater than 65 °F ( 12 °C ), and relative humidities higher than 40 percent.

Temp
(°F )
Dew
Point
(°F)
  RH =
Temp
(°C)
Dew
Point
(°C )
  RH =
Temp
(°F )
Relative
Humidity
(%)
Heat Index =
Dew Point =
Temp
(°C)
Relative
Humidity
(%)
Heat Index =
Dew Point =