@aiagentkarl/weather-mcp-server

MCP Server for global weather data, forecasts and air quality — powered by Open-Meteo.

Free, no API key needed.

Tools

| Tool | Description | |------|-------------| | geocode | City name to coordinates (up to 5 results) | | get_current_weather | Current temperature, wind, humidity, pressure | | get_forecast | Daily forecast up to 16 days | | get_air_quality | European AQI, PM2.5, PM10, NO2, Ozone |

Quick Start

With Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "weather": {
      "command": "npx",
      "args": ["-y", "@aiagentkarl/weather-mcp-server"]
    }
  }
}

With npm (global)

npm install -g @aiagentkarl/weather-mcp-server
weather-mcp-server

Example Usage

> get_current_weather({ location: "Berlin" })
> get_forecast({ location: "Tokyo", days: 5 })
> get_air_quality({ location: "Los Angeles" })
> geocode({ name: "München" })

Locations can be city names or coordinates (e.g. "48.14,11.58").

API

Uses the free Open-Meteo API — no registration, no API key, no rate limits for reasonable usage.

License

MIT