How to convert hectopascals to standard atmospheres
Multiply the value in hPa by 0.000986923267: the result is in atm.
atm = hPa × 0.000986923267
The other way round, 1 atm = 1,013.25 hPa.
Conversion table, hectopascals to standard atmospheres
| 1 hPa | 0.0009869 atm |
| 2 hPa | 0.0019738 atm |
| 5 hPa | 0.0049346 atm |
| 10 hPa | 0.0098692 atm |
| 20 hPa | 0.0197385 atm |
| 50 hPa | 0.0493462 atm |
| 100 hPa | 0.0986923 atm |
| 500 hPa | 0.4934616 atm |
| 1,000 hPa | 0.9869233 atm |
Show every value
- 1 hPa = 0.0009869 atm
- 2 hPa = 0.0019738 atm
- 3 hPa = 0.0029608 atm
- 4 hPa = 0.0039477 atm
- 5 hPa = 0.0049346 atm
- 6 hPa = 0.0059215 atm
- 7 hPa = 0.0069085 atm
- 8 hPa = 0.0078954 atm
- 9 hPa = 0.0088823 atm
- 10 hPa = 0.0098692 atm
- 11 hPa = 0.0108562 atm
- 12 hPa = 0.0118431 atm
- 13 hPa = 0.01283 atm
- 14 hPa = 0.0138169 atm
- 15 hPa = 0.0148038 atm
- 16 hPa = 0.0157908 atm
- 17 hPa = 0.0167777 atm
- 18 hPa = 0.0177646 atm
- 19 hPa = 0.0187515 atm
- 20 hPa = 0.0197385 atm
- 21 hPa = 0.0207254 atm
- 22 hPa = 0.0217123 atm
- 23 hPa = 0.0226992 atm
- 24 hPa = 0.0236862 atm
- 25 hPa = 0.0246731 atm
- 26 hPa = 0.02566 atm
- 27 hPa = 0.0266469 atm
- 28 hPa = 0.0276339 atm
- 29 hPa = 0.0286208 atm
- 30 hPa = 0.0296077 atm
- 31 hPa = 0.0305946 atm
- 32 hPa = 0.0315815 atm
- 33 hPa = 0.0325685 atm
- 34 hPa = 0.0335554 atm
- 35 hPa = 0.0345423 atm
- 36 hPa = 0.0355292 atm
- 37 hPa = 0.0365162 atm
- 38 hPa = 0.0375031 atm
- 39 hPa = 0.03849 atm
- 40 hPa = 0.0394769 atm
- 41 hPa = 0.0404639 atm
- 42 hPa = 0.0414508 atm
- 43 hPa = 0.0424377 atm
- 44 hPa = 0.0434246 atm
- 45 hPa = 0.0444115 atm
- 46 hPa = 0.0453985 atm
- 47 hPa = 0.0463854 atm
- 48 hPa = 0.0473723 atm
- 49 hPa = 0.0483592 atm
- 50 hPa = 0.0493462 atm
- 51 hPa = 0.0503331 atm
- 52 hPa = 0.05132 atm
- 53 hPa = 0.0523069 atm
- 54 hPa = 0.0532939 atm
- 55 hPa = 0.0542808 atm
- 56 hPa = 0.0552677 atm
- 57 hPa = 0.0562546 atm
- 58 hPa = 0.0572415 atm
- 59 hPa = 0.0582285 atm
- 60 hPa = 0.0592154 atm
- 61 hPa = 0.0602023 atm
- 62 hPa = 0.0611892 atm
- 63 hPa = 0.0621762 atm
- 64 hPa = 0.0631631 atm
- 65 hPa = 0.06415 atm
- 66 hPa = 0.0651369 atm
- 67 hPa = 0.0661239 atm
- 68 hPa = 0.0671108 atm
- 69 hPa = 0.0680977 atm
- 70 hPa = 0.0690846 atm
- 71 hPa = 0.0700716 atm
- 72 hPa = 0.0710585 atm
- 73 hPa = 0.0720454 atm
- 74 hPa = 0.0730323 atm
- 75 hPa = 0.0740192 atm
- 76 hPa = 0.0750062 atm
- 77 hPa = 0.0759931 atm
- 78 hPa = 0.07698 atm
- 79 hPa = 0.0779669 atm
- 80 hPa = 0.0789539 atm
- 81 hPa = 0.0799408 atm
- 82 hPa = 0.0809277 atm
- 83 hPa = 0.0819146 atm
- 84 hPa = 0.0829016 atm
- 85 hPa = 0.0838885 atm
- 86 hPa = 0.0848754 atm
- 87 hPa = 0.0858623 atm
- 88 hPa = 0.0868492 atm
- 89 hPa = 0.0878362 atm
- 90 hPa = 0.0888231 atm
- 91 hPa = 0.08981 atm
- 92 hPa = 0.0907969 atm
- 93 hPa = 0.0917839 atm
- 94 hPa = 0.0927708 atm
- 95 hPa = 0.0937577 atm
- 96 hPa = 0.0947446 atm
- 97 hPa = 0.0957316 atm
- 98 hPa = 0.0967185 atm
- 99 hPa = 0.0977054 atm
- 100 hPa = 0.0986923 atm
- 125 hPa = 0.1233654 atm
- 150 hPa = 0.1480385 atm
- 175 hPa = 0.1727116 atm
- 200 hPa = 0.1973847 atm
- 225 hPa = 0.2220577 atm
- 250 hPa = 0.2467308 atm
- 275 hPa = 0.2714039 atm
- 300 hPa = 0.296077 atm
- 325 hPa = 0.3207501 atm
- 350 hPa = 0.3454231 atm
- 375 hPa = 0.3700962 atm
- 400 hPa = 0.3947693 atm
- 425 hPa = 0.4194424 atm
- 450 hPa = 0.4441155 atm
- 475 hPa = 0.4687886 atm
- 500 hPa = 0.4934616 atm
- 550 hPa = 0.5428078 atm
- 600 hPa = 0.592154 atm
- 650 hPa = 0.6415001 atm
- 700 hPa = 0.6908463 atm
- 750 hPa = 0.7401925 atm
- 800 hPa = 0.7895386 atm
- 850 hPa = 0.8388848 atm
- 900 hPa = 0.8882309 atm
- 950 hPa = 0.9375771 atm
- 1,000 hPa = 0.9869233 atm
- 1,500 hPa = 1.4803849 atm
- 2,000 hPa = 1.9738465 atm
- 2,500 hPa = 2.4673082 atm
- 3,000 hPa = 2.9607698 atm
- 3,500 hPa = 3.4542314 atm
- 4,000 hPa = 3.9476931 atm
- 4,500 hPa = 4.4411547 atm
- 5,000 hPa = 4.9346163 atm
- 5,500 hPa = 5.428078 atm
- 6,000 hPa = 5.9215396 atm
- 6,500 hPa = 6.4150012 atm
- 7,000 hPa = 6.9084629 atm
- 7,500 hPa = 7.4019245 atm
- 8,000 hPa = 7.8953861 atm
- 8,500 hPa = 8.3888478 atm
- 9,000 hPa = 8.8823094 atm
- 9,500 hPa = 9.375771 atm
- 10,000 hPa = 9.8692327 atm
Factors from the SI brochure (BIPM) and from NIST Special Publication 811. Methodology & sources.