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This is one of the meters that ties around the breaker right. I am using a clamp meter doing the same thing. This is odd. But these meters are generally pretty darn accurate. Does your breaker have 1 power lead or two (bigboi 30amp break).
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That is a pretty hot room in general.... BUT
Temp sensors are STUPID FUCKING COMMON PROBLEM. Honestly it's more so your temp sensor shit the bed. Rebooting it might get it working or flashing the recovery firmware then flashing back.
you can call the bmminer-api stats to get the info. I am not sure if there is a webhook for it I will check.