20 psi to atm

Updated July 2026

20 psi equals 1.3609 atm

20 psi = 1.3609 atm. That is how many atmospheres there are in 20 psi. Enter any value in the free pressure converter to convert psi to atmospheres (and every other unit) instantly — it runs privately in your browser.

Formula: Multiply by 0.068046 — 1 psi = 0.068046 atmospheres. So 20 × 0.068046 = 1.3609 atm.

psi to atm conversion table

psi (psi)atmospheres (atm)
5 psi0.34023 atm
10 psi0.68046 atm
15 psi1.0207 atm
20 psi1.3609 atm
25 psi1.7011 atm
30 psi2.0414 atm
35 psi2.3816 atm

Frequently asked questions

How many atmospheres is 20 psi?
20 psi is 1.3609 atmospheres. Multiply psi by 0.068046 to get atm.
What is 20 psi to atm?
20 psi = 1.3609 atm.
How do you convert psi to atm?
Multiply by 0.068046 — 1 psi = 0.068046 atmospheres. So 20 × 0.068046 = 1.3609 atm.

Other psi to atm conversions

Convert 20 psi to other units