Speed of Sound
Table 1 -English Units
Table 2 - Metric Units
Table 1
Speed of Sound (ft/s) vs.
Temperature (°F) and Humidity*
| Temp. °F |
Relative Humidty (%) | |||||
|---|---|---|---|---|---|---|
| 0 | 20 | 40 | 60 | 80 | 100 | |
| 32 | 1087.4 | 1087.4 | 1087.4 | 1087.4 | 1087.4 | 1087.4 |
| 34 | 1089.6 | 1089.7 | 1089.7 | 1089.8 | 1089.8 | 1089.9 |
| 36 | 1091.8 | 1091.9 | 1092.0 | 1092.1 | 1092.2 | 1092.3 |
| 38 | 1094.0 | 1094.2 | 1094.3 | 1094.5 | 1094.6 | 1094.8 |
| 40 | 1096.2 | 1096.4 | 1096.6 | 1096.8 | 1097.0 | 1097.2 |
| 42 | 1098.4 | 1098.7 | 1098.9 | 1099.2 | 1099.4 | 1099.6 |
| 44 | 1100.6 | 1100.9 | 1101.2 | 1101.5 | 1101.8 | 1102.1 |
| 46 | 1102.8 | 1103.1 | 1103.5 | 1103.8 | 1104.2 | 1104.5 |
| 48 | 1105.0 | 1105.4 | 1105.8 | 1106.2 | 1106.6 | 1106.9 |
| 50 | 1107.2 | 1107.6 | 1108.0 | 1108.5 | 1108.9 | 1109.4 |
| 52 | 1109.3 | 1109.8 | 1110.3 | 1110.8 | 1111.2 | 1111.7 |
| 54 | 1111.5 | 1112.0 | 1112.5 | 1113.0 | 1113.6 | 1114.1 |
| 56 | 1113.7 | 1114.2 | 1114.8 | 1115.3 | 1115.9 | 1116.4 |
| 58 | 1115.8 | 1116.4 | 1117.0 | 1117.6 | 1118.2 | 1118.7 |
| 60 | 1118.0 | 1118.6 | 1119.2 | 1119.9 | 1120.5 | 1121.1 |
| 62 | 1120.1 | 1120.8 | 1121.5 | 1122.2 | 1122.8 | 1123.5 |
| 64 | 1122.3 | 1123.0 | 1123.7 | 1124.5 | 1125.2 | 1125.9 |
| 66 | 1124.4 | 1125.2 | 1126.0 | 1126.8 | 1127.5 | 1128.3 |
| 68 | 1126.5 | 1127.4 | 1128.2 | 1129.0 | 1129.9 | 1130.7 |
| 70 | 1128.7 | 1129.6 | 1130.5 | 1131.4 | 1132.3 | 1133.2 |
| 72 | 1130.8 | 1131.8 | 1132.8 | 1133.8 | 1134.8 | 1135.8 |
| 74 | 1132.9 | 1134.0 | 1135.1 | 1136.2 | 1137.2 | 1138.3 |
| 76 | 1135.1 | 1136.2 | 1137.4 | 1138.5 | 1139.7 | 1140.8 |
| 78 | 1137.2 | 1138.4 | 1139.6 | 1140.9 | 1142.1 | 1143.3 |
| 80 | 1139.3 | 1140.6 | 1141.9 | 1143.2 | 1145.5 | 1145.9 |
| 82 | 1141.4 | 1142.8 | 1144.2 | 1145.6 | 1147.0 | 1148.4 |
| 84 | 1143.5 | 1145 | 1146.5 | 1147.9 | 1149.4 | 1150.9 |
| 86 | 1145.6 | 1147.2 | 1148.7 | 1150.3 | 1151.8 | 1153.4 |
| 88 | 1147.7 | 1149.4 | 1151.1 | 1152.8 | 1154.5 | 1156.2 |
| 90 | 1149.8 | 1151.6 | 1153.5 | 1155.3 | 1157.1 | 1159.0 |
| 92 | 1151.9 | 1153.9 | 1155.8 | 1157.8 | 1159.8 | 1161.7 |
| 94 | 1154.0 | 1156.1 | 1158.2 | 1160.3 | 1162.4 | 1164.5 |
| 96 | 1156.1 | 1158.3 | 1160.5 | 1162.8 | 1165.0 | 1167.3 |
| 98 | 1158.1 | 1160.5 | 1162.9 | 1165.3 | 1167.7 | 1170.0 |
| 100 | 1160.2 | 1162.7 | 1165.3 | 1167.8 | 1170.3 | 1172.8 |
| 102 | 1162.3 | 1164.9 | 1167.6 | 1170.3 | 1172.9 | 1175.6 |
| 104 | 1164.4 | 1167.2 | 1170.0 | 1172.7 | 1175.5 | 1178.3 |
Speed of Sound (m/s) vs.
Temperature (°C) and Humidity*
| Temp. °C |
Relative Humidty (%) | |||||
|---|---|---|---|---|---|---|
| 0 | 20 | 40 | 60 | 80 | 100 | |
| 0 | 331.5 | 331.5 | 331.5 | 331.5 | 331.5 | 331.5 |
| 1 | 332.1 | 332.1 | 332.1 | 332.1 | 332.1 | 332.1 |
| 2 | 332.7 | 332.7 | 332.7 | 332.7 | 332.8 | 332.8 |
| 3 | 333.3 | 333.3 | 333.3 | 333.4 | 333.4 | 333.5 |
| 4 | 333.9 | 333.9 | 334.0 | 334.0 | 334.1 | 334.1 |
| 5 | 334.5 | 334.5 | 334.6 | 334.7 | 334.7 | 334.8 |
| 6 | 335.1 | 335.2 | 335.2 | 335.3 | 335.4 | 335.5 |
| 7 | 335.7 | 335.8 | 335.9 | 336.0 | 336.0 | 336.1 |
| 8 | 336.3 | 336.4 | 336.5 | 336.6 | 336.7 | 336.8 |
| 9 | 336.9 | 337.0 | 337.1 | 337.2 | 337.4 | 337.5 |
| 10 | 337.5 | 337.6 | 337.7 | 337.9 | 338.0 | 338.1 |
| 11 | 338.1 | 338.2 | 338.3 | 338.5 | 338.6 | 338.8 |
| 12 | 338.7 | 338.8 | 339.0 | 339.1 | 339.3 | 339.4 |
| 13 | 339.2 | 339.4 | 339.6 | 339.7 | 339.9 | 340.0 |
| 14 | 339.8 | 340.0 | 340.1 | 340.3 | 340.4 | 340.6 |
| 15 | 340.4 | 340.6 | 340.7 | 340.9 | 341.0 | 341.2 |
| 16 | 341.0 | 341.2 | 341.4 | 341.5 | 341.7 | 341.8 |
| 17 | 341.6 | 341.8 | 342.0 | 342.2 | 342.4 | 342.5 |
| 18 | 342.2 | 342.4 | 342.6 | 342.8 | 343.0 | 343.3 |
| 19 | 342.8 | 343.0 | 343.3 | 343.5 | 343.7 | 344.0 |
| 20 | 343.4 | 343.6 | 343.9 | 344.1 | 344.4 | 344.7 |
| 21 | 344.0 | 344.2 | 344.5 | 344.8 | 345.1 | 345.4 |
| 22 | 344.5 | 344.8 | 345.1 | 345.5 | 345.8 | 346.1 |
| 23 | 345.1 | 345.5 | 345.8 | 346.1 | 346.4 | 346.8 |
| 24 | 347.7 | 346.1 | 346.4 | 346.8 | 347.1 | 347.4 |
| 25 | 346.3 | 346.7 | 347.0 | 347.4 | 347.8 | 348.1 |
| 26 | 346.9 | 347.3 | 347.5 | 348.0 | 348.4 | 348.8 |
| 27 | 347.5 | 347.9 | 348.3 | 348.7 | 349.1 | 349.5 |
| 28 | 348.0 | 348.5 | 348.9 | 349.3 | 349.8 | 350.2 |
| 29 | 348.6 | 349.1 | 349.5 | 350.0 | 350.4 | 350.9 |
| 30 | 349.2 | 349.7 | 350.1 | 350.6 | 351.1 | 351.6 |
| 31 | 349.8 | 350.3 | 350.8 | 351.3 | 351.8 | 352.3 |
| 32 | 350.3 | 350.9 | 351.4 | 352.0 | 352.5 | 353.1 |
| 33 | 350.9 | 351.5 | 352.2 | 352.7 | 353.3 | 353.8 |
| 34 | 351.5 | 352.1 | 352.7 | 353.4 | 354.0 | 354.56 |
| 35 | 352.1 | 352.7 | 353.4 | 354.0 | 354.7 | 355.4 |
| 36 | 352.6 | 353.3 | 354.0 | 354.7 | 355.4 | 356.1 |
| 37 | 353.2 | 353.9 | 354.7 | 355.4 | 356.1 | 356.9 |
| 38 | 353.8 | 354.4 | 355.3 | 356.1 | 356.9 | 357.6 |
| 39 | 354.3 | 355.1 | 356.0 | 356.8 | 357.6 | 358.4 |
| 40 | 354.9 | 355.8 | 356.6 | 357.5 | 358.3 | 359.2 |
____________________
*Data calculated using information in http://www.rane.com/pdf/eespeed.pdf and the chart shown below:
