Speed of Sound Calculator

Speed of sound in air, water, and other media — temperature-corrected.

Calculator Science & Engineering Updated Apr 19, 2026
Medium
Speed

Reference

Air @ 20 °C
343 m/s (Mach 1)
Temp dep (air)
v ≈ 331.3 + 0.606 · T(°C) m/s
Water
~1 480 m/s (4× air)
Steel
~5 100 m/s

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