Personalized Weather Assistant with Google Calendar, WeatherAPI, AI & Telegram

This workflow automates the delivery of a personalized daily agenda by combining events from Google Calendar with real-time local weather conditions. Using AI-powered summarization and Telegram integration, users receive a friendly and motivating message every morning everything needed to plan the day effectively.

Perfect for professionals or individuals who want an overview of their schedule and weather in one place.

🛠️ Key Features

• Triggered automatically every morning by schedule
• Fetches Google Calendar events for today and tomorrow
• Retrieves weather conditions (temperature, humidity, wind, UV index) using WeatherAPI based on event location
• Uses AI Agent to generate a concise, human-friendly agenda summary
• Sends the summary via Telegram bot
• If no location is available, delivers a simplified agenda without weather

🔧 Requirements

• Google Calendar OAuth2 credentials connected to n8n
• WeatherAPI key (weatherapi.com)
• Telegram Bot Token and user chat_id
• OpenRouter API Key (openrouter.ai)

🧩 Setup Instructions

1. Timezone

   • Adjust timezone in the Set Timezone node

2. Google Calendar

   • Add Google Calendar OAuth2 credentials
   • Set your primary calendar ID in the Get many events node

3. WeatherAPI

   • Replace the API key in the HTTP Request node with your WeatherAPI key

4. OpenRouter

   • Create credentials in n8n and connect them to the OpenRouter Chat Model nodes

5. Telegram

   • Add your bot token and chat_id to both Telegram nodes

6. Deploy

   • Activate the workflow
   • You’ll start receiving personalized daily Telegram messages