Open-Meteo

API

Free global weather forecast API for non-commercial use

Overview

Open-Meteo provides RESTful endpoints for current weather conditions, hourly/daily forecasts, and historical weather data across the globe. Responses are in JSON format, with no API key required for non-commercial use. It includes metrics like temperature, precipitation, wind speed, humidity, and atmospheric pressure. Ideal for building weather applications, integrating weather data into personal projects, or educational tools focused on meteorological analysis and forecasting.

Example Integration (JavaScript)

script.js JS


fetch('https://open-meteo.com/')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful API
JSON responses
No API key required (non-commercial)
Global coverage
Hourly/daily forecasts
Historical weather data

Frequently Asked Questions

? Is Open-Meteo free to use?

Yes, Open-Meteo is free for non-commercial purposes. Commercial use requires a paid subscription plan.

? Does Open-Meteo require an API key?

No API key is needed for non-commercial use. Commercial plans may require authentication via API keys.

? What response format does Open-Meteo use?

Open-Meteo returns all weather data in JSON format, which is easy to parse for most programming languages and applications.

Top Alternatives

OpenWeatherMap Search Google

WeatherAPI.com Search Google

AccuWeather API Search Google

Tool Info

Pricing Freemium

Category Weather

Platform Public API

Pros

⊕ Easy integration with no auth (non-commercial)
⊕ Global weather data access
⊕ Supports current, forecast, and historical metrics
⊕ Lightweight JSON responses

Cons

⊖ Free tier restricted to non-commercial use
⊖ Rate-limited (10k requests/day free)
⊖ No SLA for free users
⊖ Commercial plans required for business use