Speed of Sound - Online Calculator

A free online speed of sound calculator. Calculate the speed of sound in air using the formula c = (k R T)^1/2, where k is the ratio of specific heats, R is the individual gas constant, and T is the absolute temperature.

Calculator

Inputs

Ratio of Specific Heats (k) (dimensionless)

Individual Gas Constant (R) (J/kg K)

Absolute Temperature (T) (K)

Results

Speed of Sound (c)-- m/s

Temperature (K)	Temperature (°C)	Temperature (°F)	Speed of Sound (m/s)
273.15	0	32	331.2
293.15	20	68	343.2
313.15	40	104	354.9
333.15	60	140	366.2
353.15	80	176	377.1
373.15	100	212	387.7