I was able to delete a single daily data point (temperature) from the monthly log graph on a mobile chrome browser with a quadruple click. Took a bit of experimentation to figure that out since a phone touchscreen doesn't really have the capability of a shift click.

That is exactly the information I needed. I wanted to vet it out on hardware I already have before purchasing a Pi. Now I have the confidence to proceed.

I am usign a MySensors USB gateway with a DS18S20 temperature sensor. I am running Version: 2021.1 (build 13369) on a windows 10 PC. Using the web interface to look at the daily logs works fine. The month chart and the year chart are only showing the current day's data. I do shut down the PC each ...