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Inch of mercury to Hectopascal (inHg → hPa)

Convert inch of mercury to hectopascal instantly. The conversion factor is approximate to engineering precision.

Realtime·pressure·imperial
Approx
inHg
× 33.8639
hPa
33.8639
Precision [auto]
6

📐inHg to hPa formulaApprox.

hPa = inHg × 33.86389
Inverse: inHg = hPa × 0.029529980165

Worked example: 1 inHg = 33.86389 hPa

ℹ️About these units

Inch of mercury (inHg)
US weather barometric pressure.
Hectopascal (hPa)
Weather forecasts (atmospheric pressure).

📊Reference table: inHg → hPa

Inch of mercury (inHg)Hectopascal (hPa)
133.8639
267.7278
5169.3195
10338.6389
15507.9584
20677.2778
25846.5973
501,693.19
1003,386.39
2508,465.97
50016,931.95
75025,397.92
1,00033,863.89

Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.

🔁Reverse & related

Reverse: hPa → inHginHg → PainHg → kPainHg → MPainHg → barinHg → mbarinHg → psiinHg → ksiinHg → atm

🔌API & widget

GET https://convertnavi.com/api/v1/convert?value=10&from=inhg&to=hectopascal
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