Postcodes vs MCP Weather

A side-by-side look at the Postcodes and MCP Weather MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Postcodes logoPostcodesLocation Services · Local subprocess (stdio)Postcodes MCP — wraps postcodes.io UK postcode API (free, no auth)53GoodAuth: not declaredMCP Weather logoMCP WeatherLocation Services · Local subprocess (stdio)Accurate weather forecasts via the AccuWeather API (free tier available).61GoodAuth: api key required

Verdict: choose Postcodes for location services work as a local process; choose MCP Weather for location services as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Postcodes logoChoose Postcodes when

  • You need dedicated capabilities in the Location Services domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like lookup_postcode, nearest_postcodes, validate_postcode.
Explore Postcodes

MCP Weather logoChoose MCP Weather when

  • You need dedicated capabilities in the Location Services domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: API key required.
  • You have the keys it needs: ACCUWEATHER_API_KEY.
  • You want tools like weather-get_hourly, weather-get_daily.
Explore MCP Weather

Feature & specification comparison

Rows where the two servers differ are marked.

SpecPostcodes logoPostcodesMCP Weather logoMCP Weather
CategoryLocation ServicesLocation Services
Quality signal53/100 · Good61/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredAPI key required
PricingNot declaredFreemium
Required env varsNone listedACCUWEATHER_API_KEY
Verified ownerCommunity listingCommunity listing
GitHub stars034
Directory activity 1 views 0 installs 0 upvotes 4 views 0 installs 0 upvotes
Tools42

Tools & capabilities

Postcodes tools 4

  • lookup_postcodeGet geographic details for a UK postcode (e.g., 'SW1A 1AA'). Returns coordinates, region, district, ward, and constituency.
  • nearest_postcodesFind nearby UK postcodes sorted by distance from a given postcode (e.g., 'SW1A 1AA'). Returns list with coordinates.
  • validate_postcodeValidate a UK postcode format (e.g., 'SW1A 1AA'). Returns whether it's valid and format details.
  • random_postcodeGet a random valid UK postcode with full geographic details. Returns coordinates, region, district, ward, and constituency.

MCP Weather tools 2

  • weather-get_hourlyGet hourly weather forecast for the next 12 hours
  • weather-get_dailyGet daily weather forecast for up to 15 days

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Postcodes

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "postcodes": {
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-postcodes"
      ]
    }
  }
}

MCP Weather

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "timlukahorstmann-mcp-weather": {
      "command": "npx",
      "args": [
        "-y",
        "@timlukahorstmann/mcp-weather"
      ],
      "env": {
        "ACCUWEATHER_API_KEY": "YOUR_ACCUWEATHER_API_KEY_HERE"
      }
    }
  }
}

Frequently asked questions

Postcodes is categorized under Location Services and uses a local stdio subprocess. MCP Weather belongs to Location Services and uses a local stdio subprocess. Pick Postcodes for location services work and MCP Weather for location services.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Postcodes has no declared pricing — check the project's own site. MCP Weather is listed as freemium — a free tier with paid plans. Auth: api key required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add postcodes and timlukahorstmann-mcp-weather as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Postcodes has a quality signal of 53/100 (Good) with 1 views, 0 installs and 0 GitHub stars. MCP Weather has 61/100 (Good) with 4 views, 0 installs and 34 GitHub stars.