PressureAtm to Pascals

Atmospheres to Pascals

Methodology·How We Verify

Snapshot

1 Atmospheres equals 101,325 Pascals.

Reference basis: This conversion uses exact pascal-based pressure definitions.
Example: For 0.1 Atmospheres, the result equals 10,132.5 Pascals.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

101,325 Pascals (Pa)

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API and AI agent access

Atmospheres to Pascals.

Machine-readable identifiers

Conversion family: pressure
Source unit: atm
Target unit: pascals

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "pressure",
  "value": 1,
  "from": "atm",
  "to": "pascals"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "pressure",
    "value": 1,
    "from": "atm",
    "to": "pascals",
    "result": {
      "raw": 101325,
      "display": "101,325"
    },
    "canonicalPath": "/pressure/atm-to-pascals/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

Multiply atmospheres by 101,325 because 1 standard atmosphere equals exactly 101,325 pascals.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Atmospheres = 101,325 Pascals (using exact pascal-based pressure definitions).
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Atmospheres (atm)	Pascals (Pa)
0.1	10,132.5
1/2	50,662.5
1	101,325
5	506,625
10	1,013,250
14.7	1,489,477.5
29.92	3,031,644
100	10,132,500
101.325	10,266,755.625
1000	101,325,000

Questions & answers

Frequently Asked Questions

What is 1 atmospheres in pascals?

1 Atmospheres equals 101,325 Pascals on this page.

When would I convert atmospheres to pascals?

This route is useful when translating pressure values across SI, metric engineering, and imperial conventions so datasheets, gauges, and calculations stay comparable.

How do I reverse Atmospheres to Pascals?

Use the mirror Pascals to Atmospheres route; it applies the inverse relationship with the same pressure assumptions.