2025 September
September: the sun (finally) came out to play, and spring sprang (median temperature 17 °C). Outside temperatures ranged from 5 to 29 °C, while inside we were a comfortable 18 to 25 °C. At the start of the month the HRV was in the heating season and the split system was set to heat to 20 °C, but by the middle of the month the heat was off and the HRV was between seasons. With the sun out the solar production has rebounded Temperature from inside and outside the house as the percentage of hours in 0.5 °C bins. I've scaled the temperature in hope that I will be able to use the temperature range for all months. We have made a decision to keep the house above the WHO recommended 18 °C rather than the passive house standard of 20 °C. Methods: I have taken the 5 minutely data from the wirelessTag sensors and calculated the median temperature for each hour and determined the proportion of hours falling inside of the 20 - 25 °C target temperature (using the R functions 'aggregat...