Ottawa May 16 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of May 16.
May 16 All-Time Records
1889–2024
Highest temperature 30.9 °C 1998
Lowest temperature -3.3 °C 1936
Lowest daily high 7.8 °C 1957
Highest daily low 15.3 °C 1986
Most precipitation 2.76 cm 2022
Most snow none -
May 16 Average Weather
1991–2020 1
Average high 19.6 °C
Average low 8.3 °C
Chance precipitation 42.2%
Chance snow 0.2%
Ottawa May 16 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 19.0 6.0 0.06 0.0
2022 23.0 14.0 2.76 0.0
2021 24.5 9.0 0.00 0.0
2020 n/a n/a n/a n/a
2019 13.0 3.5 0.40 0.0
2018 23.5 5.5 0.00 0.0
2017 21.0 8.0 0.00 0.0
2016 13.0 3.0 0.00 0.0
2015 21.2 13.8 0.00 0.0
2014 16.8 11.5 1.77 0.0
2013 17.5 6.5 0.00 0.0
2012 20.3 11.2 0.10 0.0
2011 8.5 5.7 0.43 0.0
2010 22.7 6.0 0.00 0.0
2009 20.0 9.5 0.90 0.0
2008 19.0 4.4 0.00 0.0
2007 9.2 7.4 0.08 0.0
2006 19.6 11.9 0.69 0.0
2005 13.8 4.8 0.02 0.0
2004 17.9 6.9 0.00 0.0
2003 20.2 11.4 0.00 0.0
2002 17.4 5.8 0.99 0.0
2001 20.3 11.5 0.00 0.0
2000 16.3 2.8 0.00 0.0
1999 25.4 8.8 0.00 0.0
1998 30.9 12.8 0.24 0.0
1997 12.1 3.8 0.00 0.0
1996 14.1 7.0 0.00 0.0
1995 17.8 5.0 0.00 0.0
1994 12.9 9.8 0.48 0.0
1993 15.0 7.3 0.00 0.0
1992 23.2 9.5 0.00 0.0
1991 30.0 12.4 1.68 0.0
1990 17.5 9.2 0.14 0.0
1989 25.0 8.9 0.00 0.0
1988 18.3 12.9 0.23 0.0
1987 15.6 0.9 0.16 0.0
1986 20.4 15.3 2.56 0.0
1985 22.4 14.2 0.02 0.0
1984 11.6 3.5 0.00 0.0
1983 10.0 1.5 0.00 0.0
1982 24.5 13.0 0.00 0.0
1981 11.5 7.5 0.24 0.0
1980 22.5 7.5 0.00 0.0
1979 13.5 5.5 0.06 0.0
1978 21.5 11.0 0.02 0.0
1977 29.0 8.0 0.00 0.0
1976 23.3 10.0 0.08 0.0
1975 22.2 13.3 0.00 0.0
1974 15.0 5.6 0.10 0.0
1973 17.2 1.1 0.18 0.0
1972 16.7 13.9 0.81 0.0
1971 22.8 13.3 0.20 0.0
1970 18.3 9.4 1.37 0.0
1969 25.0 8.9 0.00 0.0
1968 22.8 12.2 1.32 0.0
1967 12.8 -0.6 0.00 0.0
1966 16.7 8.3 1.40 0.0
1965 27.8 13.9 1.17 0.0
1964 14.4 9.4 0.79 0.0
1963 21.7 5.6 0.00 0.0
1962 27.8 11.7 0.00 0.0
1961 20.0 10.6 0.10 0.0
1960 20.0 11.7 0.00 0.0
1959 10.6 -1.1 0.00 0.0
1958 21.1 8.9 0.00 0.0
1957 7.8 -0.6 0.00 0.0
1956 11.1 0.6 0.18 0.0
1955 12.8 4.4 0.08 0.0
1954 22.8 8.3 0.08 0.0
1953 20.6 6.7 0.00 0.0
1952 10.6 5.0 0.00 0.0
1951 19.4 13.3 0.97 0.0
1950 17.8 7.8 0.00 0.0
1949 22.2 0.6 0.00 0.0
1948 17.2 10.0 1.07 0.0
1947 17.8 8.9 0.05 0.0
1946 15.6 11.1 1.45 0.0
1945 13.9 -0.6 1.55 0.0
1944 25.0 6.7 0.00 0.0
1943 17.2 7.8 1.27 0.0
1942 19.4 13.9 0.43 0.0
1941 27.2 4.4 0.15 0.0
1940 19.4 11.1 1.12 0.0
1939 17.2 9.4 0.00 0.0
1938 20.0 6.1 0.00 0.0
1937 18.9 -0.6 0.36 0.0
1936 10.0 -3.3 0.38 0.0
1935 17.8 1.1 0.00 0.0
1934 14.4 -3.3 0.05 0.0
1933 18.9 1.7 0.00 0.0
1932 30.6 11.1 0.00 0.0
1931 12.2 7.2 0.33 0.0
1930 15.6 7.8 0.20 0.0
1929 17.8 4.4 0.86 0.0
1928 20.6 2.2 0.00 0.0
1927 13.9 6.7 0.20 0.0
1926 22.2 1.1 0.00 0.0
1925 21.7 1.7 0.00 0.0
1924 20.0 6.1 0.00 0.0
1923 22.2 10.0 0.51 0.0
1922 25.0 8.3 0.00 0.0
1921 15.0 2.2 0.00 0.0
1920 24.4 2.8 0.00 0.0
1919 21.1 6.7 0.00 0.0
1918 19.4 6.7 0.00 0.0
1917 12.8 1.7 0.00 0.0
1916 15.0 10.0 0.25 0.0
1915 11.7 0.0 0.00 0.0
1914 20.6 3.3 0.00 0.0
1913 8.3 3.3 1.07 0.0
1912 13.9 6.7 0.53 0.0
1911 21.1 8.9 0.00 0.0
1910 21.7 1.7 0.00 0.0
1909 14.4 9.4 1.27 0.0
1908 23.3 6.1 0.00 0.0
1907 19.4 8.9 0.38 0.0
1906 28.3 7.8 0.00 0.0
1905 22.8 11.1 0.00 0.0
1904 13.9 7.2 0.15 0.0
1903 27.8 7.2 0.00 0.0
1902 20.0 4.4 0.00 0.0
1901 23.9 4.4 0.00 0.0
1900 20.0 4.4 0.00 0.0
1899 n/a n/a n/a n/a
1898 20.6 7.8 0.20 0.0
1897 17.2 4.4 0.00 0.0
1896 23.3 10.0 0.00 0.0
1895 12.8 0.6 0.00 0.0
1894 20.0 5.0 0.00 0.0
1893 15.6 10.0 0.48 0.0
1892 16.7 9.4 0.15 0.0
1891 15.6 3.3 0.36 0.0
1890 14.4 3.3 0.00 0.0
What's the all-time high for Ottawa on 5/16?
For the date of May 16, the highest temperature ever reached in Ottawa history is 30.9 °C which happened in 1998.
Highest Temperatures in Ottawa on May 16
Rank Temperature Year
1 30.9 °C 1998
2 30.6 °C 1932
3 30.0 °C 1991
4 29.0 °C 1977
5 28.3 °C 1906
6 27.8 °C 1903
6 27.8 °C 1965
6 27.8 °C 1962
9 27.2 °C 1941
10 25.4 °C 1999
What's the all-time low for Ottawa on 5/16?
For the date of May 16, the lowest temperature ever reached in Ottawa history is -3.3 °C which has happened 2 times, most recently in 1936.
Lowest Temperatures in Ottawa on May 16
Rank Temperature Year
1 -3.3 °C 1936
1 -3.3 °C 1934
3 -1.1 °C 1959
4 -0.6 °C 1945
4 -0.6 °C 1937
4 -0.6 °C 1957
4 -0.6 °C 1967
8 0.0 °C 1915
9 0.6 °C 1949
9 0.6 °C 1956
9 0.6 °C 1895
Lowest High Temperatures in Ottawa on May 16
Rank Temperature Year
1 7.8 °C 1957
2 8.3 °C 1913
3 8.5 °C 2011
4 9.2 °C 2007
5 10.0 °C 1936
5 10.0 °C 1983
7 10.6 °C 1959
7 10.6 °C 1952
9 11.1 °C 1956
10 11.5 °C 1981
What's the most it has ever rained in Ottawa on 5/16?
For the date of May 16, the most precipitation ever recorded in Ottawa history is 2.76 cm which happened in 2022.
All-Time Most Precipitation in Ottawa on May 16
Rank Precipitation Year
1 2.76 cm 2022
2 2.56 cm 1986
3 1.77 cm 2014
4 1.68 cm 1991
5 1.55 cm 1945
6 1.45 cm 1946
7 1.40 cm 1966
8 1.37 cm 1970
9 1.32 cm 1968
10 1.27 cm 1909
10 1.27 cm 1943
Weather Station Details
Years Station Coordinates
1889–2024 Ottawa CDA location