Decipascal is 0.1 pascal units.
Decipascals to Hectopascals Converter — dPa to hPa
Convert Decipascal (dPa) to Hectopascal (hPa) using the exact conversion factor (1 decipascal = 0.001 hectopascal). See the formula, worked examples, and conversion table.
Decipascals to Hectopascals converter
Converter
Pressure Converter
Convert pascals, bars, PSI, atmospheres, mercury columns, water columns, and engineering pressure units.
Context values
Some unit families need one extra value for a physically accurate result.
Hectopascal is 100 pascal units.
Result = input x 0.1 / 100.
Pressure uses the pascal as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Decipascals to Hectopascals
Decipascal and Hectopascal both show up on pressure gauges — psi is standard on US tire and tool specifications, while bar is the everyday pressure unit across most of the rest of the world. Specifically: Decipascal is 0.1 pascal units, and hectopascal is 100 pascal units.
Formula
hectopascals = decipascals × 0.001
This factor comes from each unit's defined relationship to the category's base unit: 1 decipascal equals 0.1 base units, and 1 hectopascal equals 100 base units, so dividing one by the other gives the direct decipascal-to-hectopascal factor of 0.001.
Simple example
1 dPa × 0.001 = 0.001 hPa
1 decipascal = 0.001 hectopascals.
Real-world example
35 dPa × 0.001 = 0.035 hPa
35 decipascals = 0.035 hectopascals.
Conversion table
| Decipascal (dPa) | Hectopascal (hPa) |
|---|---|
| 1 dPa | 0.001 hPa |
| 5 dPa | 0.005 hPa |
| 10 dPa | 0.01 hPa |
| 25 dPa | 0.025 hPa |
| 50 dPa | 0.05 hPa |
| 100 dPa | 0.1 hPa |
Reverse conversion: Hectopascal to Decipascal
0.001 hPa × 1000 = 1 dPa
0.001 hectopascals = 1 decipascal.
decipascals = hectopascals × 1000
For a page dedicated to this direction, see Hectopascal to Decipascal.
Understanding the Decipascal (dPa)
Decipascal is 0.1 pascal units.
Understanding the Hectopascal (hPa)
Hectopascal is 100 pascal units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectopascals are in 1 decipascal?
1 decipascal equals 0.001 hectopascals, using the exact defined conversion factor rather than an estimate.
How do I convert decipascal to hectopascal?
Multiply the decipascal value by 0.001. The converter above does this instantly to whatever precision you set.
How do I convert hectopascal back to decipascal?
Use the reverse factor: 1 hectopascal equals 1,000 decipascals. You can also use the swap control in the converter above to flip the direction instantly.
What is a decipascal?
Decipascal (dPa) is a unit of pressure.
What is a hectopascal?
Hectopascal (hPa) is a unit of pressure.
Is the decipascal to hectopascal conversion exact?
Yes. Both decipascal and hectopascal are defined by fixed standards rather than physical artifacts, so the factor of 0.001 used above is exact to as many digits as you choose to display.