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GET /v1/air-quality

Air quality (PM2.5/PM10/AQI)

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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/weather-api

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Code snippets

curl "https://api.oanor.com/weather-api/v1/air-quality" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/weather-api/v1/air-quality", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/weather-api/v1/air-quality");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/weather-api/v1/air-quality",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "units": {
            "dust": "μg/m³",
            "pm10": "μg/m³",
            "time": "iso8601",
            "ozone": "μg/m³",
            "pm2_5": "μg/m³",
            "us_aqi": "USAQI",
            "interval": "seconds",
            "uv_index": "",
            "european_aqi": "EAQI",
            "carbon_monoxide": "μg/m³",
            "sulphur_dioxide": "μg/m³",
            "nitrogen_dioxide": "μg/m³"
        },
        "location": {
            "name": "Berlin",
            "region": "State of Berlin",
            "country": "Germany",
            "latitude": 52.52437,
            "timezone": "Europe/Berlin",
            "longitude": 13.41053,
            "country_code": "DE"
        },
        "air_quality": {
            "dust": 1,
            "pm10": 9.2,
            "time": "2026-05-29T20:00",
            "ozone": 101,
            "pm2_5": 5.3,
            "us_aqi": 49,
            "uv_index": 0.1,
            "european_aqi": 41,
            "carbon_monoxide": 148,
            "sulphur_dioxide": 1.3,
            "nitrogen_dioxide": 9.2
        }
    },
    "meta": {
        "timestamp": "2026-05-29T18:17:33.994Z",
        "request_id": "7aaa50cd-1111-48b1-a3a3-0bd8c8be7cab"
    },
    "status": "ok",
    "message": "Air quality retrieved successfully",
    "success": true
}