It´s possible, that during next mornings, minimum temperatures in Italian Oymyakon will drop even lower, but measurements from the last 5 days say, that last 5 mornings (8.-12. February), minimum temperature in Dolina di Campoluzzo dropped to -37/-40°C /http://www.tviweb.it/temperature-in-picchiata-a-campoluzzo-in-altopiano-fino-a-40//.
It´s the lowest temperature in Italy in 2021, however, at the start of Major SSW, in late December 2020, there was measured only -42,6°C, what is the coldest temperature since Beast from the East 2018 (26. February 2018, -44,1°C).
Still is not fully known minimum temperature from Funtensee, Germany, where according to experts, -43°C was in Saturday morning possible /https://mkweather.com/2021/02/12/funtensee-germany-43c-at-the-weekend-populated-regions-below-30c//. During last nights, temperature in Germanian frost valley dropped to -39,1°C.
It is very possible, that continental European temperature minimum of the winter will fall in one from these stations, or in other close station in the Italian Alps.
During a few next mornings, there will be a potential for decline of temperatures below -40°C, yet - important will be mainly expected low humidity.
Important factors for declining of temperatures are mainly extremely low relative humidity and high snow cover /https://mkweather.com/2021/02/13/a-big-siberian-winter-forecast-for-europe-which-country-will-have-excellent-conditions-relative-humidity-and-when-2021-mk/; https://mkweather.com/2021/02/11/1048-hpa-pressure-high-above-central-europe-at-the-weekend-then-extremely-dry-siberian-air-and/; https://mkweather.com/2021/02/11/updated-estimates-of-expected-national-minimum-temperatures-ine-europe-during-ongoing-siberian-wave-2021-mk// and important circulation factors are mainly peaking La nina /https://mkweather.com/2021/02/05/the-coldest-earth-for-7-years-strong-impact-of-la-nina-is-here// and extreme strong negative phase of Arctic Oscillation /https://mkweather.com/2021/02/06/ao-index-7-this-looks-like-historic-cicrulation-conditions-next-week//.