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Centimeter of water to Atmosphere
Convert Centimeter of water to Atmosphere and get the exact value instantly.
1 cmH₂O = 0.0009678411054 atm
About this conversion
To convert Centimeter of water to Atmosphere, multiply the number of Centimeter of water by 0.0009678411054.
Pressure is reported in pascals, bars, PSI, atmospheres or millimeters of mercury depending on whether you are looking at tires, the weather, diving or medicine.
Conversion table
| Centimeter of water (cmH₂O) | Atmosphere (atm) |
|---|---|
| 1 cmH₂O | 0.0009678411054 atm |
| 2 cmH₂O | 0.001935682211 atm |
| 5 cmH₂O | 0.004839205527 atm |
| 10 cmH₂O | 0.009678411054 atm |
| 100 cmH₂O | 0.09678411054 atm |
How to use this converter
- Enter your Centimeter of water value
Type any number into the Centimeter of water field. It starts at 1 so you can read the rate straight away.
- Read the Atmosphere result
The amount in Atmosphere updates as you type, so there is no button to press and nothing to wait for.
- Swap or keep exploring
Use the swap control to flip the direction, or pick a related conversion from the list below.
Frequently asked
- How many Atmosphere are in one Centimeter of water?
- One Centimeter of water equals 0.0009678411054 atm. Enter any amount above to get an exact figure for your own value.
- Is this converter accurate?
- Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
- Do you upload the numbers I enter?
- No. The Centimeter of water to Atmosphere conversion runs entirely in your browser tab, and nothing you type is sent to a server.
- Does it work on my phone?
- Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.
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