Side-by-Side Model Context Protocol Comparison
Tomorrow Io vs Weatherapi
In-depth architectural comparison of the Tomorrow Io and Weatherapi MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Tomorrow Io
Developer Tools · Remote HTTP/SSE
Quality: 49/100 (Fair) | Auth: No auth required
Weatherapi
Developer Tools · Remote HTTP/SSE
Quality: 49/100 (Fair) | Auth: No auth required
Verdict Summary: Choose Tomorrow Io if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Weatherapi if your workspace requires Developer Tools integration with remote web transport. Both servers can be configured concurrently in your client's
mcpServers manifest.Which MCP Server Should You Choose?
T
Choose Tomorrow Io when:
- You need dedicated capabilities in the Developer Tools domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
- Primary tools included: realtime, forecast.
W
Choose Weatherapi when:
- You need dedicated capabilities in the Developer Tools domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
- Primary tools included: current, forecast, astronomy.
Feature & Specification Comparison
Tools & Capabilities Breakdown
Tomorrow Io Tools (2)
realtime
Get current/real-time weather conditions for a location — temperature, feels-like, humidity, wind, precipitation probability, cloud cover, UV index, and visibility. Location can be "lat,lon" coordinates or a city name. Example: realtime({ location: "new york", units: "imperial" }) or realtime({ loc…
forecast
Get a daily or hourly weather forecast for a location. Returns a list of forecast periods with conditions, temperatures, precipitation probability, and wind. Location can be "lat,lon" coordinates or a city name. Example: forecast({ location: "london", timestep: "1d", units: "metric" })
Weatherapi Tools (4)
current
Get current/real-time weather for a location, including temperature, condition, humidity, wind, UV, and air quality (AQI). Location can be a city name, "lat,lon", zip code, or IATA airport code. Example: current({ q: "London", aqi: true }).
forecast
Get a multi-day weather forecast for a location: daily high/low temperature, condition, chance of rain, total precipitation, and sunrise/sunset times. Up to 10 days. Example: forecast({ q: "Tokyo", days: 5 }).
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Tomorrow Io Configuration
Weatherapi Configuration