I have this trigger and it has never triggered.
If I use a timer approach I can only see if the temperature is below a number and not that it has moved for at least five minutes.
It’s for turning on an air conditioner in the middle of the night so I only wanted to trigger once at most
francisp
July 18, 2025, 2:58pm
2
Did the temperature change from above 20 to below 20 ? It will only trigger in that case. It does not trigger if the temperature is below 20 for 5 minutes if it was not above 20 first.
See
In an automation written to run when the heating drops below 20C, the trigger will fire when the temperature changes from 20 to 19.
trigger:
- platform: numeric_state
entity_id:
- climate.study
for:
hours: 0
minutes: 10
seconds: 0
below: 20
It will not fire again until the temperature rises above 20C and drops for a second time.
A trigger is an event… Not a state, but a change of state.
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