Weather Indices


Convert Temperature from ( o F ) to ( o C )
Enter ( o F ) then click on the convert button to see ( o C ).
Fahrenheit ( o F ) o C =

Convert Temperature from ( o C ) to ( o F )
Enter ( o C ) then click on the convert button to see ( o F ).
Celsius ( o C ) o F =

Relative Humidity ( RH ) Calculation using o F
Enter in the air temperature ( Tair ) and dew point temperature ( Tdp) in degrees Fahrenheit ( oF ),
then click on the Calculate RH to compute the relative humidity ( RH ).
Tair ° F Tdp ° F RH
Tair
Tdp
For the Relative Humidity equation click here

Dew Point ( DP ) Calculation using o F and % Relative Humitity ( RH )
Enter in the air temperature ( Tair ) and Relative Humidity ( RH ) in Percent (% ),
then click on the Calculate DP to compute the Dew Point ( DP ).
Tair ° F RH % DP
For the Relative Humidity equation click here

Heat Index ( HI ) Calculation in o F
Enter in the air temperature ( Tair ) and dew point temperature ( Tdp ) in degrees Fahrenheit ( oF ),
then click on the Calculate HI to compute the heat index ( HI ).
Tair ° F Tdp ° F HI = RH =
Valid entries are, air temperatures ( Tair ) greater than 80 °F ( 27 °C ), dew point temperatures ( Tdp )
greater than 65 °F ( 12 °C ), and relative humidities higher than 40 percent.

For more information about Heat Index click here

Wind Chill ( WC )/Temperature Index ( TI ) Calculation in o F
Enter in the air temperature ( Tair ) in degrees Fahrenheit ( oF ) and Wind Speed in mile per hour ( mph ),
then click on the Calculate WC to compute the windchill ( WC ).
Tair ° F Wind
mph
WC =
For more information about Wind Chill click here




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