convertimate Water vapor pressure and boiling point

Degrees Celsius to kilopascals

Type a value in °C to get it in kPa instantly.

12.31kPa

At 50 °C water’s vapor pressure is 12.31 kPa (1.785 psi): water boils at that temperature when the pressure is that low.

What it means

How hot is that?

Antoine equation for pure water, 1 to 374 °C (two sets of constants); within about 0.5 % of steam tables.

The math

How to convert °C to kPa

log₁₀ p(mmHg) = 8.07131 − 1730.63 ÷ (233.426 + T) for 1–100 °C; above, A = 8.14019, B = 1810.94, C = 244.485.

Example: 50 °C = 12.3056 kPa.

Every unit

That point in every unit

Tables

°C to kPa conversion table

°C to kPa conversion table
°CkPa
5 °C0.866265 kPa
10 °C1.22108 kPa
20 °C2.32958 kPa
25 °C3.15793 kPa
30 °C4.23167 kPa
37 °C6.25993 kPa
40 °C7.35844 kPa
50 °C12.3056 kPa
60 °C19.8702 kPa
70 °C31.0872 kPa
80 °C47.2671 kPa
90 °C70.0298 kPa
100 °C101.337 kPa
110 °C143.365 kPa
121 °C204.267 kPa
150 °C472.552 kPa
200 °C1,551.85 kPa
kPa to °C conversion table
kPa to °C conversion table
kPa°C
0.866 kPa4.99564 °C
1.22 kPa9.9869 °C
2.33 kPa20.0029 °C
3.16 kPa25.011 °C
4.23 kPa29.9931 °C
6.26 kPa37.0002 °C
7.36 kPa40.004 °C
12.3 kPa49.9908 °C
19.9 kPa60.0324 °C
31.1 kPa70.0095 °C
47.3 kPa80.0172 °C
70 kPa89.9888 °C
101 kPa99.9072 °C
143 kPa109.923 °C
204 kPa120.958 °C
473 kPa150.035 °C
1,550 kPa199.943 °C

Quick answers

Quick answers

How many kPa is 1 °C?
1 °C is 0.651326 kPa.
How many kPa is 10 °C?
10 °C is 1.22108 kPa.
How many kPa is 50 °C?
50 °C is 12.3056 kPa.

The units

About these units

Degrees Celsius (°C)

Water temperature (or boiling point).

Kilopascals (kPa)

Vapor pressure (or boiling pressure) in kPa, absolute.

Learn more about temperature units

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