weather

name: weather description: This skill should be used when users ask for weather information, current conditions, or forecasts for any location worldwide. Use for queries like "weather in Beijing", "what's the weather today", "temperature in Tokyo", "forecast for London". homepage: https://wttr.in/:help version: 1.0.0 author: Ducc metadata: openclaw: emoji: 🌤️ always: false requires: bins: [curl] os: [darwin, linux, windows]

Two free services, no API keys needed.

wttr.in (primary)

Quick one-liner:

curl -s "wttr.in/London?format=3"
# Output: London: ⛅️ +8°C

Compact format:

curl -s "wttr.in/London?format=%l:+%c+%t+%h+%w"
# Output: London: ⛅️ +8°C 71% ↙5km/h

Full forecast:

curl -s "wttr.in/London?T"

Format codes: %c condition · %t temp · %h humidity · %w wind · %l location · %m moon

Tips:

URL-encode spaces: wttr.in/New+York
Airport codes: wttr.in/JFK
Units: ?m (metric) ?u (USCS)
Today only: ?1 · Current only: ?0
PNG: curl -s "wttr.in/Berlin.png" -o /tmp/weather.png

Open-Meteo (fallback, JSON)

Free, no key, good for programmatic use:

curl -s "https://api.open-meteo.com/v1/forecast?latitude=51.5&longitude=-0.12&current_weather=true"

Find coordinates for a city, then query. Returns JSON with temp, windspeed, weathercode.

Docs: https://open-meteo.com/en/docs