weather-mcp

MCP server for weather with reasoning — umbrella advice, outdoor checks, city comparisons.

Should I use this

Quality & Safety

B
Description quality
78%
Schema completeness
70%
Naming quality
84%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Findings (1)

  • LOWTool 'compare_weather' description lacks action verbin compare_weather

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~453Tokens (tool definitions)
~770 BTypical response size
Minimal attention impact (0.35% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "weather-mcp": {
      "url": "https://weather-mcp-2yhb.onrender.com/mcp"
    }
  }
}

Remote endpoints

https://weather-mcp-2yhb.onrender.com/mcpstreamable-http

What it can do

Tool inventory

Tools (5)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢get_weather(city)

Get the current weather and today's forecast for a city.

Input Schema

{
  "type": "object",
  "properties": {
    "city": {
      "title": "City",
      "type": "string"
    }
  },
  "required": [
    "city"
  ],
  "title": "get_weatherArguments"
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "title": "Result",
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "title": "get_weatherOutput"
}
🟢should_i_carry_umbrella(city)

Get a yes/no recommendation on carrying an umbrella today, with reasoning.

Input Schema

{
  "type": "object",
  "properties": {
    "city": {
      "title": "City",
      "type": "string"
    }
  },
  "required": [
    "city"
  ],
  "title": "should_i_carry_umbrellaArguments"
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "title": "Result",
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "title": "should_i_carry_umbrellaOutput"
}
🟢is_good_for_outdoors(city)

Check if today's weather is good for outdoor activities like a walk or run.

Input Schema

{
  "type": "object",
  "properties": {
    "city": {
      "title": "City",
      "type": "string"
    }
  },
  "required": [
    "city"
  ],
  "title": "is_good_for_outdoorsArguments"
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "title": "Result",
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "title": "is_good_for_outdoorsOutput"
}
⚪compare_weather(city_a, city_b)

Compare current weather between two cities.

Input Schema

{
  "type": "object",
  "properties": {
    "city_a": {
      "title": "City A",
      "type": "string"
    },
    "city_b": {
      "title": "City B",
      "type": "string"
    }
  },
  "required": [
    "city_a",
    "city_b"
  ],
  "title": "compare_weatherArguments"
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "title": "Result",
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "title": "compare_weatherOutput"
}
🟢about

Get information about who built this MCP server and why.

Input Schema

{
  "type": "object",
  "properties": {},
  "title": "aboutArguments"
}

Output Schema

{
  "type": "object",
  "properties": {
    "result": {
      "title": "Result",
      "type": "string"
    }
  },
  "required": [
    "result"
  ],
  "title": "aboutOutput"
}

Community

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Evidence

Recent observations

verifiedversion not recorded5 tools
failed observationversion not recorded—