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Open-Meteo

Freemium#2 of 6 in Weather Data SoftwareApis Data Services

Open-Meteo: A free, open-source API suite for developers needing broad weather and climate data. Ranked #2 of 6 in Weather Data Software by our editors (8.5/10); pricing: Free plan; best for API users who want free weather and climate data.

8.5/10Editor score
Visit Open-Meteo
Open-Meteo8.5 Visit Open-Meteo

At a glance

  • Editor score
    8.5 / 10
  • Pricing
    Free plan
  • Best for
    API users who want free weather and climate data
  • Free plan
    Yes
  • Historical data
    Yes
  • Facts checked
    24 Sep 2026

  • Where it wins

    • Forecast, historical, and climate APIs in one service
    • Air-quality, marine, and geocoding APIs extend coverage
    • Open source with free non-commercial access and no API key

  • Where it doesn't

    • No weather-alert API for alert-driven applications
    • Free API access is limited to non-commercial use
    • No built-in AI features

Our verdict on Open-Meteo

Open-Meteo is an open-source weather-data service for developers and organizations that need programmatic access to forecasts, historical records, climate information, air quality, marine conditions, or location search. Its HTTP APIs return machine-readable data for coordinates, making it suitable for solo developers through enterprise teams building weather-aware applications. Cloud deployment and web and API access support projects that want to integrate data into their own products rather than operate a standalone weather interface.

The Free API plan is free for non-commercial use and requires no API key, lowering the barrier for prototypes, research, and community projects. Commercial service options are available separately. The API surface covers numerical forecasts, historical weather, climate datasets, air-quality forecasts and history, marine forecasts, and geocoding. Open-source software and data services allow technical teams to inspect and incorporate the project within their broader stack. Documentation and community support are the listed support channels, so onboarding is oriented toward developers who are comfortable working from API documentation.

Open-Meteo’s main gap is the absence of weather alerts, which matters for products that need official warning or notification workflows. The service is also centered on API delivery, so teams seeking a ready-made operational dashboard may need to build that experience themselves. Choose Open-Meteo when broad data access, open-source licensing, and free non-commercial use are priorities. Consider an alternative when alert feeds, a non-technical user interface, or built-in AI capabilities are required.

Your product? Our editors can test Open-Meteo in depth and publish a review, labelled as paid · from $149/mo →

Open-Meteo pricing

Plans Free planFreemium A usable free plan; paid tiers unlock the limits above. Prices checked 24 Sep 2026.
See plans on open-meteo.com

All 1 Open-Meteo plans and prices →

Open-Meteo fact sheet

Free planYes
Paid fromNot verified
Historical dataYes
Forecast horizonNot verified
Data deliveryApi
Weather alertsNo
Data resolutionLocal
Historical coverage86 years
DeploymentCloud
PlatformsWeb
SupportDocs, Community
Built forSolo, Small business, Mid-market, Enterprise (editorial estimate)
PricingFree plan (source)
Websiteopen-meteo.com
Facts checked24 Sep 2026

Alternatives to Open-Meteo

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Open-Meteo vs the competition

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Also Ranked In

Open-Meteo is ranked in 2 of our directories.

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Featured on iTechGuides

Featured on iTechGuides — Open-Meteo 8.5/10

Open-Meteo is listed in our Weather Data Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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