History

Pick a month and year to browse, then click a day — the page updates to show that day's per-unit detail and all decoded sensor readings below.

Temperature trend (last 90 days)

Daily ground-loop fluid temperature (entering the heat pump) vs. the indoor temperature. This is the circulating loop water, not the deep earth (which stays ~55°F): it rises into the 70s–80s°F in summer as the loop carries your home's heat into the ground while cooling, and drops in winter. Hover for the exact values on any day.