As a one-off perhaps. It's not a one off though. 2019 is shaping up to continue the trend,and perhaps break yet another record.

"The average annual temperature for the European land area for the last decade (2009–2018) was between 1.6 °C and 1.7 °C above the pre-industrial level, which makes it the warmest decade on record. In Europe, 2018 was among three warmest years on record"

https://www.eea.europa.eu/data-and-maps/indicators/global-an...