Valentine’s day and the coldest night of the year

Climatologically the coldest night of the year in central England falls on Valentine’s day the 14th of February, that’s if you gauge it by the 1878 to 2019 mean daily minimum temperature. Coincidently if you use the highest number of air frosts on a night to gauge the coldest night of the year then the 14th of February is still the coldest, with a frost probability of 40.1%. Climatologically the coldest day of the year in central England (by temperature) falls on the 17th of January.

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