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Aviation Units Conversion Calculator
Enter a value in the box on the left and click the button at the right to convert.
Avoid using commas and symbols.
Temperature Conversion
Convert between degrees Fahrenheit ( °F ) and degrees Celsius ( °C ) 


Distance Conversion
Convert between miles ( mi. )* and kilometers ( km ) 

Convert between feet ( ft. ) and meters ( m ) 

Convert between nautical miles ( Nm ) and kilometers ( km ) 

Convert between nautical miles ( Nm ) and miles ( mi.) 
* Miles (mi) = statute/land miles.


Speed and Wind Conversion
Convert between miles per hour ( mph ) and knots ( kts. ) 

Convert between knots ( kts. ) and meters/second ( m/sec ) 


Weight/Mass/Volume Conversions
Convert between pounds ( lbs. ) and kilograms ( kg ) 

Convert between gallons ( gal. ) and liters ( l ) 




Relative Humidity Calculation
Enter air temperature ( T_{air} ) and dew point temperature ( T_{dp} ) in degrees Fahrenheit ( °F ) 


Wind Chill Calculation
Enter air temperature ( T_{air} ) in degrees Fahrenheit and wind speed in mph 


Heat Index Calculation
Enter air temperature ( T_{air} ) in degrees Fahrenheit and relative humidity (RH) in percent 

