WeatherAI MCP Server

11 live weather tools for your AI assistant — one URL, no setup.

The WeatherAI MCP server gives Claude Desktop, Cursor, Windsurf, and any MCP-compatible AI assistant instant access to real-time weather, forecasts, historical data, air quality, astronomy, solar irradiance, and a plain-English AI weather interface.

Hosted endpoint: https://api.weatherai.io/mcp
Transport: Streamable HTTP (stateless, MCP spec 2025-03-26)
Auth: API key via query param, header, or Bearer token
Free tier: 1,000 standard calls/day · 50 premium calls/day

Quick Start

1. Get a free API key

Sign up at weatherai.io — no credit card required.

2. Add to your AI client

Replace YOUR_API_KEY with the key from your dashboard.

Claude Desktop

Edit ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or
%APPDATA%\Claude\claude_desktop_config.json (Windows):

{
  "mcpServers": {
    "weatherai": {
      "url": "https://api.weatherai.io/mcp?apiKey=YOUR_API_KEY"
    }
  }
}

Restart Claude Desktop after saving.

Cursor

Go to Cursor → Settings → MCP or edit ~/.cursor/mcp.json:

{
  "mcpServers": {
    "weatherai": {
      "url": "https://api.weatherai.io/mcp?apiKey=YOUR_API_KEY"
    }
  }
}

Windsurf

Edit ~/.codeium/windsurf/mcp_config.json:

{
  "mcpServers": {
    "weatherai": {
      "url": "https://api.weatherai.io/mcp?apiKey=YOUR_API_KEY",
      "type": "http"
    }
  }
}

Any other MCP client (generic mcp.json)

{
  "mcpServers": {
    "weatherai": {
      "url": "https://api.weatherai.io/mcp?apiKey=YOUR_API_KEY",
      "type": "http",
      "transport": "streamable-http"
    }
  }
}

3. Start asking weather questions

"What's the weather like in Tokyo right now?"
"Will it rain in London this weekend?"
"What were temperatures in Paris on 14 July 2023?"
"What's the air quality like in Beijing?"
"When does the sun set in Dubai today?"

Available Tools

All 11 tools are registered automatically — no configuration needed.

Tool Details

get_current_weather

Returns temperature, feels-like, humidity, wind speed/direction, UV index, visibility, pressure, and cloud cover.

location  (required) City name, US zip, UK postcode, lat/lon, or IP address
un

... [View full README on GitHub](https://github.com/weatherai-io/mcp-server#readme)