🌤️ Weather MCP Server (Free & Sydney Default)

What is 🌤️ Weather MCP Server (Free & Sydney Default)?

It is a Model Context Protocol (MCP) server that provides weather data via the free Open-Meteo API. No API key or registration is required. Sydney is set as the default city, making it particularly useful for Australian users. The server is designed to be used with Claude Desktop.

How to use 🌤️ Weather MCP Server (Free & Sydney Default)?

Install dependencies with npm install, then start the server with npm start. To use with Claude Desktop, add a configuration entry to claude_desktop_config.json pointing the node command to the server's src/index.js file. No other configuration is needed.

Key features of 🌤️ Weather MCP Server (Free & Sydney Default)?

• 100% free – uses Open-Meteo API, no API key required
• Sydney set as default city, ideal for Australia
• Global support – all cities worldwide
• 7-day forecasts with detailed weather data
• City search tool to find coordinates easily
• Multi-language interface: English and French

Use cases of 🌤️ Weather MCP Server (Free & Sydney Default)?

• Ask Claude for current weather or a week forecast in Sydney without specifying a city
• Get weather for any city worldwide, e.g., "Weather in Paris" or "5-day forecast for London"
• Search for cities to find correct names and country codes using search_cities
• Retrieve weather by exact GPS coordinates for precise locations

FAQ from 🌤️ Weather MCP Server (Free & Sydney Default)?

Do I need an API key or registration?

No. The server uses the Open-Meteo API, which is completely free and requires no API key or registration. It works immediately after installation.

What dependencies are required?

The server depends on @modelcontextprotocol/sdk (the official MCP SDK) and node-fetch for HTTP requests. No other heavy external libraries are needed.

What if a city is not found?

Check the spelling, try adding a country code (e.g., "Paris, FR"), or use the search_cities tool to find the correct city name and coordinates.

What Node.js version is required?

Node.js version 16 or higher is required. You can check with node --version.

How does this compare to OpenWeatherMap?

Open-Meteo is free with no API key or registration, offers 7-day forecasts (versus 5 days in OpenWeatherMap’s free tier), and is built on stable European weather models. Both have similar accuracy and reliability ratings.