PSI to Atmosphere Converter
Convert psis to atmospheres (psi to atm) instantly with this free online pressure converter. Enter any value in the PSI field and get the equivalent in Atmosphere immediately. This converter handles any quantity — from tiny fractions to large numbers — with full precision. No signup, no ads in the widget, and the conversion runs entirely in your browser for instant results.
The conversion factor is exact: 1 psi = 0.06804599062 atm. To convert psis to atmospheres, multiply your PSI value by 0.06804599062. For example, 10 psi = 0.6804599062 atm. You can also reverse the calculation: 1 atm = 14.69594301 psi.
Quick conversion table
| PSI (psi) | Atmosphere (atm) |
|---|---|
| 1 psi | 0.06804599062 atm |
| 5 psi | 0.3402299531 atm |
| 10 psi | 0.6804599062 atm |
| 25 psi | 1.701149766 atm |
| 50 psi | 3.402299531 atm |
| 100 psi | 6.804599062 atm |
Use the swap button to reverse the direction, or choose a different unit from the dropdown menus to convert within the pressure category.
Formula
PSI to Atmosphere conversion: 1 psi = 0.06804599062 atm atmospheres = psis × 0.06804599062 1 atm = 14.69594301 psi psis = atmospheres × 14.69594301
Example
Example: Convert 10 psi to atm: 10 psi × 0.06804599062 = 0.6804599062 atm So, 10 psi is about 0.6804599062 atm. To convert back, multiply by 14.69594301: 0.6804599062 atm × 14.69594301 = 10 psi.
How to Use
- Enter the value you want to convert in the PSI field
- The result in Atmosphere appears instantly below
- Use the dropdown menus to change units if needed
- Click 'Swap Units' to reverse the conversion direction
- Copy the result or adjust the input for a new conversion
Frequently Asked Questions
How do I convert psis to atmospheres?
Enter the value in PSI (psi) in the 'From' field. The equivalent in Atmosphere (atm) appears instantly in the 'To' field. The converter uses precise conversion factors and updates in real time as you type.
What is the formula to convert psi to atm?
1 psi = 0.06804599062 atm, so atmospheres = psis × 0.06804599062. To convert back, 1 atm = 14.69594301 psi. The full formula and a worked example are shown on this page.
How many atmospheres are in one PSI?
1 psi = 0.06804599062 atm.
Is this PSI to Atmosphere converter free?
Yes, completely free with no signup, no limits, and no ads in the converter widget. You can convert as many values as you need. The tool runs entirely in your browser, so your data never leaves your device.
Can I convert atmospheres back to psis?
Yes. Click the 'Swap Units' button to reverse the direction. You can also use the dropdown menus to select any other pressure unit for either field.
How accurate is the psi to atm conversion?
The converter uses high-precision conversion factors (up to 8 decimal places). Results are displayed with up to 6 decimal places, with trailing zeros removed for readability. For scientific or engineering work, always verify with official standards.