History graph changing over time #27140
Description
Checklist
- I have updated to the latest available Home Assistant version.
- I have cleared the cache of my browser.
- I have tried a different browser to see if it is related to my browser.
- I have tried reproducing the issue in safe mode to rule out problems with unsupported custom resources.
Describe the issue you are experiencing
When i observe history graph when zoomed to the scale of minutes of smart socket power use i see past values changing dramatically between ~120W and 0W. See attached screens taken within seconds apart.
Describe the behavior you expected
The graph values stay relatively constant, true to recorded values.
Steps to reproduce the issue
- Connect sensor with values changing in a dramatic matter between X and 0 over time
- Observe history graph of sensor value zoomed to the scale of minutes
...
What version of Home Assistant Core has the issue?
2025.9.4
What was the last working version of Home Assistant Core?
No response
In which browser are you experiencing the issue?
Google Chrome Version 140.0.7339.82
Which operating system are you using to run this browser?
Windows 11 Pro Version 10.0.26100 Build 26100
State of relevant entities
Problem-relevant frontend configuration
JavaScript errors shown in your browser console/inspector
Additional information
No response