Xweather Weather API (formerly AerisWeather)
FreemiumLiveLast verified 24 Sept 2026
Observations, forecasts, alerts, lightning, hail and air quality by place name or coordinate, plus map tiles.
Example request
curl -s "https://data.api.xweather.com/observations/seattle,wa?client_id=$CLIENT_ID&client_secret=$API_KEY"
Free tier, in plain English
The first 15,000 accesses each month are free with no credit card. Premium endpoints like lightning, hail and air quality use up the allowance faster.
Alternatives in Weather Forecasts
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