1 centimeter of water (4 °C) = 0.3937009 inches of water (39.2 °F) 

Centimeter of water (4 °C) to Inches of water (39.2 °F) Conversion

Centimeter of water (4 °C) to inch of water (39.2 °F) conversion allow you make a conversion between centimeter of water (4 °C) and inch of water (39.2 °F) easily. You can find the tool in the following.

Pressure Conversion


Quick Look: centimeter of water (4 °C) to inches of water (39.2 °F)

centimeter of water (4 °C)1 cmH2O2 cmH2O3 cmH2O4 cmH2O5 cmH2O6 cmH2O7 cmH2O8 cmH2O9 cmH2O10 cmH2O11 cmH2O12 cmH2O13 cmH2O14 cmH2O15 cmH2O16 cmH2O17 cmH2O18 cmH2O19 cmH2O20 cmH2O21 cmH2O22 cmH2O23 cmH2O24 cmH2O25 cmH2O26 cmH2O27 cmH2O28 cmH2O29 cmH2O30 cmH2O31 cmH2O32 cmH2O33 cmH2O34 cmH2O35 cmH2O36 cmH2O37 cmH2O38 cmH2O39 cmH2O40 cmH2O41 cmH2O42 cmH2O43 cmH2O44 cmH2O45 cmH2O46 cmH2O47 cmH2O48 cmH2O49 cmH2O50 cmH2O51 cmH2O52 cmH2O53 cmH2O54 cmH2O55 cmH2O56 cmH2O57 cmH2O58 cmH2O59 cmH2O60 cmH2O61 cmH2O62 cmH2O63 cmH2O64 cmH2O65 cmH2O66 cmH2O67 cmH2O68 cmH2O69 cmH2O70 cmH2O71 cmH2O72 cmH2O73 cmH2O74 cmH2O75 cmH2O76 cmH2O77 cmH2O78 cmH2O79 cmH2O80 cmH2O81 cmH2O82 cmH2O83 cmH2O84 cmH2O85 cmH2O86 cmH2O87 cmH2O88 cmH2O89 cmH2O90 cmH2O91 cmH2O92 cmH2O93 cmH2O94 cmH2O95 cmH2O96 cmH2O97 cmH2O98 cmH2O99 cmH2O100 cmH2O
inch of water (39.2 °F)0.3937009 inH2O0.7874017 inH2O1.1811026 inH2O1.5748035 inH2O1.9685043 inH2O2.3622052 inH2O2.7559061 inH2O3.1496070 inH2O3.5433078 inH2O3.9370087 inH2O4.3307096 inH2O4.7244104 inH2O5.1181113 inH2O5.5118122 inH2O5.9055130 inH2O6.2992139 inH2O6.6929148 inH2O7.0866157 inH2O7.4803165 inH2O7.8740174 inH2O8.2677183 inH2O8.6614191 inH2O9.0551200 inH2O9.4488209 inH2O9.8425217 inH2O10.2362226 inH2O10.6299235 inH2O11.0236243 inH2O11.4173252 inH2O11.8110261 inH2O12.2047270 inH2O12.5984278 inH2O12.9921287 inH2O13.3858296 inH2O13.7795304 inH2O14.1732313 inH2O14.5669322 inH2O14.9606330 inH2O15.3543339 inH2O15.7480348 inH2O16.1417357 inH2O16.5354365 inH2O16.9291374 inH2O17.3228383 inH2O17.7165391 inH2O18.1102400 inH2O18.5039409 inH2O18.8976417 inH2O19.2913426 inH2O19.6850435 inH2O20.0787443 inH2O20.4724452 inH2O20.8661461 inH2O21.2598470 inH2O21.6535478 inH2O22.0472487 inH2O22.4409496 inH2O22.8346504 inH2O23.2283513 inH2O23.6220522 inH2O24.0157530 inH2O24.4094539 inH2O24.8031548 inH2O25.1968557 inH2O25.5905565 inH2O25.9842574 inH2O26.3779583 inH2O26.7716591 inH2O27.1653600 inH2O27.5590609 inH2O27.9527617 inH2O28.3464626 inH2O28.7401635 inH2O29.1338643 inH2O29.5275652 inH2O29.9212661 inH2O30.3149670 inH2O30.7086678 inH2O31.1023687 inH2O31.4960696 inH2O31.8897704 inH2O32.2834713 inH2O32.6771722 inH2O33.0708730 inH2O33.4645739 inH2O33.8582748 inH2O34.2519757 inH2O34.6456765 inH2O35.0393774 inH2O35.4330783 inH2O35.8267791 inH2O36.2204800 inH2O36.6141809 inH2O37.0078817 inH2O37.4015826 inH2O37.7952835 inH2O38.1889844 inH2O38.5826852 inH2O38.9763861 inH2O39.3700870 inH2O

A centimetre of water (US spelling centimeter of water, abbreviated cm H2O or cm H2O) is a less commonly used unit of pressure derived from pressure head calculations using metrology.

Name of unitSymbolDefinitionRelation to SI unitsUnit System
centimeter of water (4 °C)cmH2O

≈ 999.972 kg/m3 × 1 cm × ɡ0

≈ 98.0638 Pa

Metric system SI

conversion table

centimeter of water (4 °C)inches of water (39.2 °F)centimeter of water (4 °C)inches of water (39.2 °F)
1≈ 0.393700869593156≈ 2.3622052175589
2≈ 0.787401739186297≈ 2.755906087152
3≈ 1.18110260877948≈ 3.1496069567452
4≈ 1.57480347837269≈ 3.5433078263383
5≈ 1.968504347965710≈ 3.9370086959315

inch of water (39.2 °F) is a unit of measurement for pressure.

Name of unitSymbolDefinitionRelation to SI unitsUnit System
inch of water (39.2 °F)inH2O

≈ 999.972 kg/m3 × 1 in × ɡ0

≈ 249.082 Pa


conversion table

inches of water (39.2 °F)centimeter of water (4 °C)inches of water (39.2 °F)centimeter of water (4 °C)
1≈ 2.5399994697336≈ 15.239996818398
2≈ 5.07999893946597≈ 17.779996288131
3≈ 7.61999840919898≈ 20.319995757864
4≈ 10.1599978789329≈ 22.859995227597
5≈ 12.69999734866510≈ 25.39999469733

Conversion table

centimeter of water (4 °C)inches of water (39.2 °F)
1≈ 0.3937009
2.5399995≈ 1


exactly equal
approximately equal to
=equal to
digitsindicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)