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ColorfulClouds vs Open-Meteo Archive

Same instrument, two spec sheets — measured, not claimed.

APIColorfulCloudsDEAD0Open-Meteo ArchiveDEAD0
Uptime · 30d
Uptime · 90d0.0%0.0%
Uptime · 30d0.0%0.0%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ColorfulClouds vs Open-Meteo Archive: common questions

Which is more reliable, ColorfulClouds or Open-Meteo Archive?

Both are neck-and-neck — ColorfulClouds and Open-Meteo Archive each measure 0.0% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Do ColorfulClouds and Open-Meteo Archive need an API key?

Open-Meteo Archive needs no key, while ColorfulClouds requires a free API key. If you want to start calling without signup, reach for Open-Meteo Archive first.

Can I call ColorfulClouds and Open-Meteo Archive from the browser?

Only Open-Meteo Archive is browser-friendly — it returns CORS headers over HTTPS. ColorfulClouds needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are ColorfulClouds and Open-Meteo Archive free for commercial use?

ColorfulClouds has unclear commercial terms, and Open-Meteo Archive has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.