justinianstefan/mcp-server-weather

3.1

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MCP Weather Server is a Python-based weather service built with FastMCP, utilizing the Open-Meteo API to provide current weather conditions and forecasts.

MCP Weather Server

A Python-based weather service built with FastMCP that provides current weather conditions and forecasts using the Open-Meteo API.

Features

Get current weather conditions for any location
Retrieve weather forecasts with detailed daily information
Built on FastMCP for easy integration with MCP-based applications
Uses Open-Meteo API for reliable weather data

Prerequisites

Python 3.10 or higher
pip or uv package manager

Installation

Clone the repository:

git clone https://github.com/yourusername/mcp-server-weather.git
cd mcp-server-weather

Create and activate a virtual environment:

python -m venv .venv
source .venv/bin/activate  # On Windows, use `.venv\Scripts\activate`

Install dependencies:

pip install -e .

Usage

The server provides two main tools:

Get Current Weather

await get_current_weather(latitude: float, longitude: float)

Returns current weather conditions including:

Temperature
Precipitation
Wind speed and direction
Cloud cover
Humidity
Pressure
And more

Get Forecast

await get_forecast(latitude: float, longitude: float)

Returns a daily forecast including:

Maximum and minimum temperatures
Precipitation
Weather codes
Daily summaries

API Integration

The server uses the Open-Meteo API (https://open-meteo.com/) to fetch weather data. No API key is required.

Development

The project uses:

FastMCP for server implementation
httpx for async HTTP requests
Python type hints for better code quality

License

MIT License

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.