Most Monthly Precipitation in Kingston History

This is a list of the largest monthly precipitation totals ever recorded in Kingston, Ontario history from 1872–2024.

What Was the Wettest Month in Kingston History?

According to NOAA records, the most precipitation that Kingston, Ontario has ever received in a single month is 22.0 cm which occurred in October 1955.

Month to date though April 26, 2024: 8.5 cm

Kingston Most Rain in One Month

Rank	Precipitation	Month
1	22.0 cm	October 1955
2	21.3 cm	March 1873
3	20.7 cm	December 1977
4	20.0 cm	May 1919
5	19.7 cm	August 1892
6	19.4 cm	August 1984
7	19.3 cm	July 1935
8	18.8 cm	October 2017
9	18.7 cm	January 1978
10	18.4 cm	January 1873
11	18.1 cm	September 1981
12	18.1 cm	January 1999
13	17.9 cm	June 1906
14	17.8 cm	December 1878
15	17.7 cm	October 2019
16	17.7 cm	May 1916
17	17.5 cm	December 1990
18	17.4 cm	September 1986
19	17.3 cm	June 2015
20	17.1 cm	November 1927