Hectopascals to Atmospheres

Convert Hectopascals to Atmospheres. 1 hPa equals 0.000986923 atm. Type a value on either side; the formula and tables below show how it works.

hPa
atm
1 Hectopascals equals
0.000986923atm

Formula: atm = hPa × 0.000986923. Example: 5 hPa = 0.004935 atm.

1 Hectopascals in every unit

PSI0.014504 psi
Bar0.001 bar
Kilopascals0.1 kPa
Pascals100 Pa
Atmospheres0.000986923 atm
Millimeters of Mercury0.750062 mmHg
Inches of Mercury0.02953 inHg

Hectopascals to Atmospheres table

HectopascalsAtmospheres
0.1 hPa0.000098692 atm
0.25 hPa0.000246731 atm
0.5 hPa0.000493462 atm
1 hPa0.000986923 atm
2 hPa0.001974 atm
3 hPa0.002961 atm
4 hPa0.003948 atm
5 hPa0.004935 atm
10 hPa0.009869 atm
15 hPa0.014804 atm
20 hPa0.019738 atm
25 hPa0.024673 atm
50 hPa0.049346 atm
75 hPa0.074019 atm
100 hPa0.098692 atm
250 hPa0.246731 atm
500 hPa0.493462 atm
1,000 hPa0.986923 atm
AtmospheresHectopascals
0.1 atm101.325 hPa
0.25 atm253.3125 hPa
0.5 atm506.625 hPa
1 atm1,013.25 hPa
2 atm2,026.5 hPa
3 atm3,039.75 hPa
4 atm4,053 hPa
5 atm5,066.25 hPa
10 atm10,132.5 hPa
15 atm15,198.75 hPa
20 atm20,265 hPa
25 atm25,331.25 hPa
50 atm50,662.5 hPa
75 atm75,993.75 hPa
100 atm101,325 hPa
250 atm253,312.5 hPa
500 atm506,625 hPa
1,000 atm1,013,250 hPa

How to convert hectopascals to atmospheres

atm = hPa × 0.000986923

Multiply the value in hectopascals by 0.000986923. To go the other way, divide by the same number, or multiply by 1,013.25. For example, 5 hPa × 0.000986923 = 0.004935 atm.

About the units

Hectopascals (hPa). 100 pascals, the same as a millibar. Weather maps and forecasts.

Atmospheres (atm). Standard sea-level air pressure, exactly 101,325 pascals.

Other pressure conversions

PSI to Atmospheres · Bar to Atmospheres · Kilopascals to Atmospheres · Pascals to Atmospheres · Atmospheres to PSI · Atmospheres to Bar · Atmospheres to Kilopascals · Atmospheres to Pascals · Atmospheres to Millimeters of Mercury · Atmospheres to Inches of Mercury · Atmospheres to Hectopascals · Millimeters of Mercury to Atmospheres · Inches of Mercury to Atmospheres · Hectopascals to PSI · Hectopascals to Bar · Hectopascals to Kilopascals · Hectopascals to Pascals · Hectopascals to Atmospheres · Hectopascals to Millimeters of Mercury · Hectopascals to Inches of Mercury

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