Record cold in Siberia
The deviation of the average daily air temperature from the climatic norm on September 25, 2017 according to the data of the Hydrometeorological Center of Russia (translated by google)
A new record low temperature was registered in Omsk today.

The mercury plummeted to -6.2 degrees C, breaking the previous record for the date of -4.5C, which was set more than 60 years ago in 1955.

Temperatures in the area are abnormally cold, running 5-10 degrees C below the climatic norm.

Thanks to Matin Siebert for these links

"Looks like it started the cold record season," says Martin.