Water Thermal Expansion Calculator

Calculation results:

Volume change:

Final volume:

Relative change:

Volumetric expansion coefficients of water (β, 1/°C)

Temperature (°C) β ×10⁻⁴ (1/°C) at 1 atm β ×10⁻⁴ (1/°C) at 10 atm β ×10⁻⁴ (1/°C) at 100 atm
0-0.63-0.450.15
100.880.820.74
202.071.981.78
303.032.902.65
403.853.693.39
504.524.344.01
605.114.914.55
705.605.395.01
806.055.825.42
906.456.215.79
1006.826.566.12

Note: Negative values ​​mean that water contracts when heated in that temperature range.