Recently, because of the fan activity/noise, I have been tempted to try some monitoring tool. I was pleasantly surprised by Fanny.
This is a free macOS widget which can show up in the Notification Centre and the Menu bar. I also chose to use it with by activating the average value in directly in the Menu icon.
More information and download:
![](https://draghici.net/wp-content/uploads/2020/07/fanny-preview.png)
![](https://draghici.net/wp-content/uploads/2020/07/fanny-second-preview.png)