OpenMeteoAir API

Name: OpenMeteoAir API
Availability: InStock

Hourly air quality forecasts worldwide

🔑 Auth: None 🔒 HTTPS: Yes 🌐 CORS: Enabled View Documentation

Live Technical Metrics

Pre-calculated · updated every 20 min

Server-measured technical metrics for the OpenMeteoAir API
Uptime Status	⬜ Unknown — not yet probed
Server Latency	N/A
Hosting Server	Not disclosed
Content-Type	Not disclosed
Cache-Control	Not set
CORS Support	✅ Enabled — safe for browser fetch()
Authentication	✅ None required — call the API directly without a key
Category	Environment

Endpoint:: https://open-meteo.com/en/docs/air-quality-api

Quick Integration Code

✅ No API key needed

fetch("https://open-meteo.com/en/docs/air-quality-api")
  .then(response => {
    if (!response.ok) throw new Error(`HTTP ${response.status}`);
    return response.json();
  })
  .then(data => console.log(data))
  .catch(error => console.error("Request failed:", error));

import requests

url = "https://open-meteo.com/en/docs/air-quality-api"
headers = {
    "Accept": "application/json",
    # "Authorization": "Bearer YOUR_TOKEN_HERE",
}

response = requests.get(url, headers=headers, timeout=10)
response.raise_for_status()
data = response.json()
print(data)

curl -X GET "https://open-meteo.com/en/docs/air-quality-api" \
  -H "Accept: application/json" \
  -H "User-Agent: MyApp/1.0" \
  --max-time 10 \
  --silent | python3 -m json.tool

Sample JSON Response — Environment

Environment

{
  "results": [
    {
      "date": "2025-01-15",
      "location": "Mauna Loa Observatory, Hawaii",
      "co2_ppm": 424.87,
      "ch4_ppb": 1913.2,
      "n2o_ppb": 337.8,
      "aqi": {
        "value": 42,
        "category": "Good",
        "pollutant": "PM2.5"
      }
    }
  ]
}