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Automatic Weather Stations vs Glax Weather API

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

APIAutomatic Weather StationsHEALTHY87Glax Weather APIHEALTHY87
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms9861004
P95 · ms19492534
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Automatic Weather Stations vs Glax Weather API: common questions

Which is more reliable, Automatic Weather Stations or Glax Weather API?

Both are neck-and-neck — Automatic Weather Stations and Glax Weather API each measure 100% 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.

Which is faster, Automatic Weather Stations or Glax Weather API?

Automatic Weather Stations has the lower median latency in our checks — Automatic Weather Stations responds in 986 ms versus Glax Weather API at 1004 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Automatic Weather Stations and Glax Weather API need an API key?

Neither needs a paid key — Automatic Weather Stations is callable with no signup, and Glax Weather API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Automatic Weather Stations and Glax Weather API from the browser?

Only Automatic Weather Stations is browser-friendly — it returns CORS headers over HTTPS. Glax Weather API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Automatic Weather Stations and Glax Weather API free for commercial use?

Automatic Weather Stations has unclear commercial terms, and Glax Weather API 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.