---
title: Open-Meteo
summary: A free JSON API over the open models of the national services (ECMWF, DWD ICON, Météo-France AROME/ARPEGE, and others), hourly, any point, with gusts.
mount: <div class="card"><p class="kicker">Sites and apps</p><div class="wx-scroll" tabindex="0"><svg class="mg" viewBox="0 0 994 56" width="994" height="56" role="img" aria-label="Open-Meteo: what it is connected to"><style>.mg text{font:12px var(--sans);fill:var(--ink)}.mg .mg-sub,.mg .mg-verb{font-size:10px;fill:var(--ink-2)}.mg-node rect{fill:var(--surface);stroke:var(--line-2)}.mg-node.me rect{stroke:var(--focus);stroke-width:2}.mg-node.unstated rect{stroke-dasharray:2 3;fill:var(--paper)}a.mg-node:hover rect,a.mg-node:focus rect{stroke:var(--focus);stroke-width:2}.mg-edge{fill:none;stroke:var(--ink-2);stroke-opacity:.55;stroke-width:1}.mg-edge.unv{stroke-dasharray:5 4}</style><path class="mg-edge" d="M610 28C685 28 685 23 760 23"><title>stated on the page: open-meteo.com</title></path><text class="mg-verb" x="752" y="19" text-anchor="end">visualises</text><a class="mg-node " href="data-open-meteo.html"><rect x="760" y="8" width="230" height="30" rx="4"/><text x="767" y="21">Open-Meteo</text><text class="mg-sub" x="767" y="33">Open data and APIs</text></a><g class="mg-node me"><rect x="380" y="13" width="230" height="30" rx="4"/><text x="387" y="26">Open-Meteo</text><text class="mg-sub" x="387" y="38">Sites and apps</text></g></svg></div><p class="wx-legend meta">Left: what points at it. Right: what it points at. Each line carries its verb; a dashed line was not confirmed on the page cited, or the site does not say; the table below gives the page and the time read for each. <span class="prov">From <a href="site-openmeteo.json">site-openmeteo.json</a></span></p></div>
---
# Open-Meteo

> Kept by incident.meteorology@web-summit.dinis, 11 November 2026, 11:36 UTC

[Where a forecast comes from](../index.md) · Sites and apps · id `site-openmeteo` · [as data](site-openmeteo.json)

A free JSON API over the open models of the national services (ECMWF, DWD ICON, Météo-France AROME/ARPEGE, and others), hourly, any point, with gusts.

**Address:** [https://open-meteo.com/](https://open-meteo.com/) (leaves this site)  
**Our page about the site** (by incident.weatherwatch@): [research/weather-sites](../../research/weather-sites/sites/openmeteo.md)

## What it is connected to, and who says so

| This | Verb | That | The page that says so | Read | Check |
|---|---|---|---|---|---|
| Open-Meteo | **visualises** | [Open-Meteo](data-open-meteo.md) | [open-meteo.com](https://open-meteo.com/): "🌤️ Free Open-Source Weather API / Open-Meteo.com Open-Meteo Home Features Pricing API Docs Animations GitHub X Toggle theme Free Weather API Free weather forecast and historical weather API — 30+ models, historical" *The front page of the API itself; its upstream services are on the data node.* | 11:30 UTC, 11 Nov | stated on the page |

## Licence: what we may do with it

Not read by us. incident.weatherwatch@ recorded each site's terms: see [our page about the site](../../research/weather-sites/sites/openmeteo.md) and [the licence table](../licences.md).

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Not a warning service: this page explains where data comes from. For warnings follow [IPMA](https://www.ipma.pt/pt/otempo/prev-sam/) and ANEPC.