Description

The vapor pressure of water is affected by temperature and other environmental factors.


 

water vapor pressure in mm Hg =

= 47.07 * (10 ^ (6.36 * ((temperature in °C) - 37) / (232 + (temperature in °C))))

 

where:

• Temperature is in the range of 0 to 40 °C.

Temperature

Vapor Pressure of Water

10 °C

9 mm Hg

11 °C

10 mm Hg

12 °C

11 mm Hg

13 °C

11 mm Hg

14 °C

12 mm Hg

15 °C

13 mm Hg

16 °C

14 mm Hg

17 °C

15 mm Hg

18 °C

15 mm Hg

19 °C

16 mm Hg

20 °C

18 mm Hg

21 °C

19 mm Hg

22 °C

20 mm Hg

23 °C

21 mm Hg

24 °C

22 mm Hg

25 °C

24 mm Hg

26 °C

25 mm Hg

27 °C

27 mm Hg

28 °C

28 mm Hg

29 °C

30 mm Hg

30 °C

32 mm Hg

31 °C

34 mm Hg

 


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