weather-wttr.in

Free weather data via wttr.in. No registration, no API key.

Cross-platform: Windows / macOS / Linux (Python 3.6+ only, no pip packages).

Usage

# Current weather + forecast (auto-detect IP location)
python scripts/weather.py

# City name
python scripts/weather.py Beijing
python scripts/weather.py "New York"

# GPS coordinates
python scripts/weather.py "35.31,113.87"

# Forecast only (--today shows daily summary)
python scripts/weather.py Beijing --today

# JSON output (programmatic use)
python scripts/weather.py Beijing --json

# Chinese language
python scripts/weather.py Beijing --lang=zh

Python Requirements

• Python 3.6+ (stdlib only — urllib, json, sys)
• No pip packages needed
• Works on Windows / macOS / Linux (console encoding handled automatically)

Notes

• Free service: ~1 request/second rate limit
• Location auto-detection via IP when no location specified
• Supports Chinese descriptions with --lang=zh
• Returns 3-day forecast with hourly breakdown
• Exit code 0 on success, 1 on failure