Time to start sharing (automatically) data I collcect. Following an article https://github.com/ctberthiaume/gdcp I installed gdcp on my Raspberry Pi and finalized configuration with allowing access to my Google Drive to this app.
It took 10 hours to calculate model = ARIMA(history, order=(20,1,0)). Results are merged onto 1 screen, where transparent green line represents results from above model. Red line comes from previous calculations from model = ARIMA(history, order=(7,1,0))