Speed of Sound in Air

Speed of sound in air at temperatures from -40 - 1000 oC (-40 - 1500 oF) at standard atmospheric pressure - Imperial and SI Units

Speed of Sound in Air at Standard Atmospheric Pressure in Imperial (BG) Units

Temperature
- t -
(oF)
Speed of Sound
- c -
(ft/s)
-40 1004
-20 1028
0 1051
10 1062
20 1074
30 1085
40 1096
50 1106
60 1117
70 1128
80 1138
90 1149
100 1159
120 1180
140 1200
160 1220
180 1239
200 1258
300 1348
400 1431
500 1509
750 1685
1000 1839
1500 2114

Speed of Sound in Air at Standard Atmospheric Pressure in SI Units

Temperature
- t -
(oC)
Speed of Sound
- c -
(m/s)
-40 306.2
0 331.4
5 334.4
10 337.4
15 340.4
20 343.3
25 346.3
30 349.1
40 354.7
50 360.3
60 365.7
70 371.2
80 376.6
90 381.7
100 386.9
200 434.5
300 476.3
400 514.1
500 548.8
1000 694.8

Speed of Sound in Air and Relative Humidity

 Temperature
(°C)
Speed of Sound (m/s)
Relative Humidity (%)
102030405060708090
  0 331.5 331.5 331.5 331.6 331.6 331.6 331.7 331.7 331.7
  5 334.5 334.6 334.6 334.7 334.7 334.7 334.8 334.8 334.9
10 337.5 337.6 337.7 337.7 337.8 337.9 337.9 338.0 338.0
15 340.5 340.6 340.7 340.8 340.9 341.0 341.1 341.2 341.2
20 343.5 343.6 343.7 343.9 344.0 344.1 344.2 344.4 344.5
25 346.4 346.6 346.8 347.0 347.1 347.3 347.5 347.6 347.8
30 349.4 349.6 349.9 350.1 350.3 350.5 350.8 351.0 351.2

Related Topics

  • Gas and Compressed Air - Gas properties, capacities of pipelines, sizing of relief valves - air, LNG, LPG and more
  • Material Properties - Material properties - density, heat capacity, viscosity and more - for gases, fluids and solids

Related Documents

Key Words

  • en: speed sound air humidity
  • es: velocidad del sonido humedad del aire
  • de: Geschwindigkeit Sound Luftfeuchtigkeit

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