Send Daily Weather Forecasts from OpenWeatherMap to Telegram with Smart Formatting

Description

🌤️ Daily Weather Forecast Bot

A comprehensive n8n workflow that fetches detailed weather forecasts from OpenWeatherMap and sends beautifully formatted daily summaries to Telegram.

📋 Features

📊 Daily Overview**: Complete temperature range, rainfall totals, and wind conditions
⏰ Hourly Forecast**: Weather predictions at key times (9AM, 12PM, 3PM, 6PM, 9PM)
🌡️ Smart Emojis**: Context-aware weather icons and temperature indicators
💡 Smart Recommendations**: Contextual advice (umbrella alerts, clothing suggestions, sun protection)
🌪️ Enhanced Details**: Feels-like temperature, humidity levels, wind speed, UV warnings
📱 Rich Formatting**: HTML-formatted messages with emojis for excellent readability
🕐 Timezone-Aware**: Proper handling of Luxembourg timezone (CET/CEST)

🛠️ What This Workflow Does

Triggers daily at 7:50 AM to send morning weather updates
Fetches 5-day forecast from OpenWeatherMap API with 3-hour intervals
Processes and analyzes weather data with smart algorithms
Formats comprehensive report with HTML styling and emojis
Sends to Telegram with professional formatting and actionable insights

⚙️ Setup Instructions

1. OpenWeatherMap API
Sign up at OpenWeatherMap
Get your free API key (1000 calls/day included)
Replace API_KEY in the HTTP Request node URL

2. Telegram Bot
Message @BotFather on Telegram
Send /newbot command and follow instructions
Copy the bot token to n8n credentials
Get your chat ID by messaging the bot, then visiting:
https://api.telegram.org/bot<YOUR_BOT_TOKEN>/getUpdates
Update the chatId parameter in the Telegram node

3. Location Configuration
Default location: Strassen, Luxembourg
To change: modify q=Strassen in the HTTP Request URL
Format: q=CityName,CountryCode (e.g., q=Paris,FR)

🎯 Technical Details

API Source**: OpenWeatherMap 5-day forecast
Schedule**: Daily at 7:50 AM (configurable)
Format**: HTML with rich emoji formatting
Error Handling**: 3 retry attempts with 5-second delays
Rate Limits**: Uses only 1 API call per day
Timezone**: Europe/Luxembourg (handles CET/CEST automatically)

📊 Weather Data Analyzed

Temperature ranges and "feels like" temperatures
Precipitation forecasts and accumulation
Wind speed and conditions
Humidity levels and comfort indicators
Cloud coverage and visibility
UV index recommendations
Time-specific weather patterns

💡 Smart Features

Conditional Recommendations**: Only shows relevant advice
Night/Day Awareness**: Different emojis for time of day
Temperature Context**: Color-coded temperature indicators
Weather Severity**: Appropriate icons for weather intensity
Humidity Comfort**: Comfort level indicators
Wind Analysis**: Descriptive wind condition text

🔧 Customization Options

Schedule**: Modify trigger time in the Schedule node
Location**: Change city in HTTP Request URL
Forecast Hours**: Adjust desiredHours array in the code
Temperature Thresholds**: Modify emoji temperature ranges
Recommendation Logic**: Customize advice triggers

📱 Sample Output
🌤️ Weather Forecast for Strassen, LU
📅 Monday, 2 June 2025
📊 Daily Overview
🌡️ Range: 12°C - 22°C
💧 Comfortable (65%)
⏰ Hourly Forecast
🕒 09:00 ☀️ 15°C
🕒 12:00 🌤️ 20°C
🕒 15:00 ☀️ 22°C (feels 24°C)
🕒 18:00 ⛅ 19°C
🕒 21:00 🌙 16°C
📡 Data from OpenWeatherMap | Updated: 07:50 CET

🚀 Getting Started

Import this workflow to your n8n instance
Add your OpenWeatherMap API key
Set up Telegram bot credentials
Test manually first
Activate for daily automated runs

📋 Requirements

n8n instance (cloud or self-hosted)
Free OpenWeatherMap API account
Telegram bot token
Basic understanding of n8n workflows

Perfect for: Daily weather updates, team notifications, personal weather tracking, smart home automation triggers.