This article provides a complete, practical walkthrough of the Openweathermap Line Update Scheduled n8n agent. It connects HTTP Request, Webhook across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between HTTP Request, Webhook, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• HTTP Request
• Webhook

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title:  
   Automate Daily Weather Updates via LINE Messaging with n8n
   
   Meta Description:  
   Learn how to build an automated workflow in n8n to send daily weather updates to your LINE messenger using OpenWeatherMap and Cron triggers. Stay informed about your local weather every morning at 9 AM.
   
   Keywords:  
   n8n workflow, LINE automation, OpenWeatherMap API, weather SMS, LINE Notify, automate weather forecast, Cron in n8n, daily weather updates, no-code automation, n8n LINE integration
   
   List of Third-Party APIs Used:
   
   1. OpenWeatherMap API – for retrieving real-time weather data for Berlin.
   2. LINE Notify API – for sending messages directly to a LINE messaging app account.
   
   Article:
   
   In today’s busy world, getting timely and relevant information delivered automatically can streamline your daily routine. Whether it’s your calendar, news briefing, or, in this case, your local weather forecast — automation can be a game-changer. Using n8n, a powerful open-source workflow automation tool, we’ll walk through how to set up a basic workflow that sends you the current temperature in Berlin every morning via LINE messaging.
   
   Let’s dive into how this workflow is structured and how you can re-create it to suit your needs.
   
   What Is n8n?
   
   n8n (short for "nodemation") is a fair-code licensed workflow automation tool that enables you to connect different apps and services using a simple visual interface. It allows you to build complex automation sequences — called workflows — without writing traditional code.
   
   Workflow Overview
   
   This n8n workflow is designed to:
   
   - Trigger every day at 9:00 AM.
   - Pull the current temperature for Berlin from the OpenWeatherMap API.
   - Send a customized message via LINE Notify with the temperature details.
   
   Let’s examine each component of the workflow in detail.
   
   1. Cron Node – Setting the Schedule
   
   The first node in the workflow is a Cron trigger node. In automation, Cron is a time-based job scheduler. Here, it is configured to fire once every day at 9:00 AM. This acts as the kickoff for the workflow.
   
   Key Configuration:
   - Hour: 9
   - Minute: (default to 0 as not specified)
   
   This means the workflow gets triggered automatically at 9 AM local time every day — no need for manual checking of the weather.
   
   2. OpenWeatherMap Node – Fetching the Weather
   
   Once the workflow is triggered, it connects to the OpenWeatherMap node. This node queries current weather data for the specified city — in this case, Berlin.
   
   To use this node, you must have an OpenWeatherMap API key. Once connected, the node fetches live weather details, including temperature, humidity, wind speed, and more. However, for this workflow, we’re only interested in the current temperature (in Celsius).
   
   Key Configuration:
   - City Name: Berlin
   
   The temperature data is stored in the JSON structure under "main.temp", which we will dynamically extract and pass into the LINE messaging node.
   
   3. LINE Notify Node – Sending the Message
   
   Finally, the output from OpenWeatherMap is passed to the LINE Notify node. This node sends a plain-text message to your LINE messaging app using the official LINE Notify API.
   
   The message template is:
   "Hey! The temperature outside is [X]°C."
   
   Here, [X] is dynamically replaced with the actual temperature value fetched from OpenWeatherMap using an expression:
   {{$node["OpenWeatherMap"].json["main"]["temp"]}}
   
   To use this feature, you must authorize n8n with your LINE account using OAuth2 credentials. Once set up, this node sends the temperature message to your LINE chat at 9:00 AM each day.
   
   Automating Your Own Weather Updates
   
   Want to make this workflow your own? Here are a few easy modifications you could apply:
   
   - Change the city in the OpenWeatherMap node parameters to get weather updates for your location.
   - Adjust the Cron node to set a different trigger time or frequency (e.g., weekdays only, multiple times per day, etc.).
   - Add additional nodes — for example, to send the data to Slack, email, or a Google Sheet for logging.
   - Expand the message to include humidity, weather description, or even a clothing recommendation based on temperature.
   
   Why Use This Workflow?
   
   - Get consistent, reliable weather updates without effort.
   - Stay informed before leaving home each morning.
   - Customize the experience for multiple users in your family or workplace.
   - Learn more about integrating APIs in a low-code environment.
   
   Conclusion
   
   This simple n8n workflow provides a powerful daily convenience by combining reliable data from OpenWeatherMap and slick message delivery via LINE. Best of all, it requires no advanced programming skills — just API credentials and a bit of creative thinking.
   
   Whether you're exploring no-code solutions or building advanced automation for your organization, n8n allows you to save time and tailor notifications exactly how you want them. Try it out, and never leave home without checking the weather again.
   
   Happy automating!

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.