Try HWiNFO64 and let us know if you have the same reading. If so, the sensor is not supported or is reading improperly, or as SR-71 said, a defective sensor.
https://www.hwinfo.com/news.php
More than likely the sensor is not properly supported in software yet and my be fixed with a future motherboard BIOS update. You can contact the motherboard manufacturer, however, some companies do not have a good track record with responding.