API archive entry · source-reported
DWD API
API of the German Weather Service (DWD): weather data, data from specific weather stations, warnings (local, coast, sea, alps)
Other Weather APIs
These records share a directory category and are ordered by similarity of reported access facts. They are a shortlist, not proof of drop-in compatibility.
AviationWeather
NOAA aviation weather forecasts and observations
No auth · HTTPS reported · CORS Unknown
Hong Kong Obervatory
Provide weather information, earthquake information, and climate data
No auth · HTTPS reported · CORS Unknown
IPMA
Portuguese weather and climate data
No auth · HTTPS reported · CORS Unknown
RainViewer
Radar data collected from different websites across the Internet
No auth · HTTPS reported · CORS Unknown
NASA POWER
Global solar and weather data for energy and agriculture
No auth · HTTPS reported · CORS Yes
Hail History
Radar-detected hail history for any US address from NOAA NEXRAD Level-III hail detections, by year
No auth · HTTPS reported · CORS Yes
How to compare them
Coverage
Compare exact endpoints, fields, geography, history, and update frequency.
Operating cost
Model request volume, caching, overages, support, and migration cost.
Integration risk
Test auth, errors, pagination, latency, versioning, and outage behavior.
Data rights
Review attribution, redistribution, retention, privacy, and commercial-use terms.
Source reference
This page separates source-reported facts from questions that need live provider verification.