Premise: 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.Thanks to Matin Siebert for these links"Looks like it started the cold record season," says Martin.
Hypothesis: the last record low temperature in omsk was set last year