freeapis

Aemet

Weather and forecast data from Spain

Authentication
API Key
HTTPS
Yes
CORS
Unknown
Category
Weather
Data source
public-apis + marcelscruz

Overview

AEMET provides Spanish weather data — key-based (an invalid key returns 401, verified).

Quick Start

Observations (replace YOUR_KEY):

curl "https://opendata.aemet.es/opendata/api/observacion/convencional/todas?api_key=YOUR_KEY"

Authentication

  • Register at opendata.aemet.es → API key.
  • Send it as the api_key query parameter (invalid → 401, verified).

Rate Limits & Notes

  • Free; be polite — no hard published limit.
  • Observations, forecasts, and alerts for Spain.

FAQ

Is AEMET free? Yes — free Spanish government data.

Why 401? Invalid keys return 401 (verified) — register for a key.

What’s the auth style? api_key query parameter.

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