Lowest April Temperatures in St. Petersburg

A list of the lowest temperatures ever recorded in the month of April in St. Petersburg, Russia from 1881–2024.
What's the coldest it has ever gotten in St. Petersburg in April?
The coldest April temperature in St. Petersburg, Russia history was -21.8 °C which occurred on April 4, 1881.
Rank Temperature Date
1 -21.8 °C April 4, 1881
2 -18.6 °C April 8, 1881
3 -17.8 °C April 3, 1960
4 -17.6 °C April 2, 1960
5 -16.7 °C April 6, 1911
6 -16.6 °C April 3, 1955
7 -16.0 °C April 5, 1942
8 -15.8 °C April 5, 1955
9 -15.3 °C April 6, 1955
9 -15.3 °C April 5, 1911
11 -15.0 °C April 4, 1960
12 -14.9 °C April 1, 1889
13 -14.4 °C April 4, 1942
14 -14.1 °C April 3, 1944
15 -14.0 °C April 2, 1944
15 -14.0 °C April 4, 1941
17 -13.9 °C April 2, 1955
18 -13.8 °C April 4, 1956
19 -13.6 °C April 4, 1931
20 -13.4 °C April 1, 1955