Automate weather reports with GPT-4 Mini and Open-Meteo API to Gmail and Slack
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 13 nodes and runs manually, when you click “Execute workflow” (plus 2 other triggers). Along the way it connects Gmail, Slack, OpenAI Chat Model and HTTP Request. It also calls api.open-meteo.com over HTTP.
How it runs
Trigger: Manually, when you click “Execute workflow” (plus 2 other triggers).
- Fetch Weather Data (HTTP Request): calls api.open-meteo.com
- AI Agent: runs an AI agent, with model: OpenAI Chat Model; 1 tool (Http Request Tool); memory: Simple Memory
- Format Daily Summary (Code): runs custom JavaScript code
- Send AI Response via Email (Gmail): uses Gmail
- Send Email Summary (Gmail): uses Gmail
- Send AI Response via Slack (Slack): uses Slack
- Send Slack Summary (Slack): uses Slack
Services it uses
HTTP calls to: api.open-meteo.com
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (11)
- Manual Trigger
n8n-nodes-base.manualTrigger - Schedule Trigger
n8n-nodes-base.scheduleTrigger - HTTP Request
n8n-nodes-base.httpRequest - Code
n8n-nodes-base.code - Gmail
n8n-nodes-base.gmail - Slack
n8n-nodes-base.slack - Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - AI Agent
@n8n/n8n-nodes-langchain.agent - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow - Http Request Tool
n8n-nodes-base.httpRequestTool
From the author
This workflow provides a comprehensive weather reporting system with two main functionalities: a scheduled daily summary and an interactive AI agent for dynamic queries. Who's it for? This template is ideal for anyone who wants to stay updated on the weather,…