January 17, 1940 is known as the coldest day in Saint Petersburg
On that day the temperature dropped to -35,6°С, which became the record-breaking low level for Leningrad (Saint Petersburg) in XX century. The weather stations of St. Petersburg have been collecting the weather parameters since 1722. The highest recorded temperature so far is +37,1 °C. The average temperature in the city, according to the observations during 1981–2010, is +5,8 °C. The coldest month of the year is February with the average of −5,8 °C, and the hottest is July with the average of +18,8 °C.
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