St. Petersburg August 21 Weather Records

Daily averages and all-time records for weather in St. Petersburg, Russia for the date of August 21.
August 21 All-Time Records
1881–2024
Highest temperature 31.0 °C 1972
Lowest temperature 4.9 °C 1949
Lowest daily high 12.2 °C 1908
Highest daily low 19.1 °C 1930
Most precipitation 3.04 cm 2004
August 21 Average Weather
1991–2020 1
Average high 20.6 °C
Average low 13.3 °C
Chance precipitation 42.5%
St. Petersburg August 21 Weather by Year
Year High (°C) Low (°C) Precip. (cm)
2023 24.1 n/a 0.00
2022 23.6 n/a 0.00
2021 18.8 n/a 0.30
2020 26.4 n/a 0.00
2019 n/a n/a 0.05
2018 18.1 11.8 1.52
2017 18.6 14.2 1.41
2016 26.0 13.8 0.00
2015 24.3 15.5 0.00
2014 20.6 12.1 0.00
2013 20.7 14.1 2.30
2012 17.7 11.2 0.00
2011 18.4 13.6 0.00
2010 20.6 12.8 0.00
2009 18.9 8.6 0.00
2008 21.4 16.6 0.71
2007 21.5 16.1 0.22
2006 25.5 15.9 0.77
2005 22.4 14.5 0.09
2004 21.1 15.4 3.04
2003 20.4 14.6 0.11
2002 20.2 14.0 0.00
2001 20.0 15.0 0.00
2000 16.2 12.5 1.04
1999 20.2 11.4 0.25
1998 21.6 13.4 0.00
1997 21.4 16.1 0.00
1996 25.7 18.2 0.00
1995 18.5 8.5 0.00
1994 16.6 10.3 0.34
1993 18.2 9.9 0.07
1992 15.3 10.5 0.13
1991 19.2 14.0 0.68
1990 20.5 13.5 0.05
1989 17.9 15.0 0.17
1988 25.0 13.9 0.62
1987 19.4 12.2 0.00
1986 19.5 11.2 0.00
1985 20.0 17.1 0.00
1984 18.6 7.9 0.00
1983 21.0 12.1 0.00
1982 17.1 13.5 0.73
1981 20.1 13.6 0.64
1980 16.7 13.2 0.27
1979 24.5 18.4 0.48
1978 17.4 13.5 0.00
1977 14.5 7.8 0.04
1976 15.3 6.2 0.00
1975 20.4 10.0 0.00
1974 18.4 6.6 0.00
1973 18.9 13.6 0.23
1972 31.0 18.3 0.00
1971 20.0 14.7 0.00
1970 24.7 12.0 0.00
1969 24.2 10.1 0.00
1968 27.1 16.0 0.00
1967 18.9 13.9 0.04
1966 21.8 13.4 0.00
1965 18.5 15.4 0.24
1964 21.8 14.7 0.00
1963 21.2 13.5 0.00
1962 20.6 8.2 0.00
1961 14.1 11.8 3.03
1960 20.2 13.7 0.47
1959 25.7 15.8 0.00
1958 12.8 10.1 0.06
1957 18.9 15.0 0.75
1956 18.7 13.2 0.47
1955 24.7 17.0 0.00
1954 17.4 13.3 0.00
1953 19.3 12.2 0.48
1952 21.6 8.8 0.00
1951 24.3 12.2 0.00
1950 21.7 15.6 0.00
1949 12.8 4.9 0.07
1948 22.1 16.8 0.00
1947 22.1 10.4 0.00
1946 23.9 16.9 0.03
1945 20.7 14.5 0.01
1944 25.8 15.4 0.00
1943 16.5 12.2 0.08
1942 23.8 10.5 0.00
1941 20.6 14.4 0.00
1940 16.8 12.3 0.99
1939 25.7 11.4 0.00
1938 20.4 16.1 0.00
1937 23.9 15.6 0.00
1936 23.1 10.6 0.00
1935 18.5 13.2 1.19
1934 20.8 9.0 0.00
1933 17.1 12.2 0.31
1932 22.5 15.7 2.47
1931 20.6 12.2 0.08
1930 23.7 19.1 0.01
1929 17.3 11.3 0.00
1928 21.7 12.1 0.00
1927 21.3 13.4 0.00
1926 21.3 12.7 0.19
1925 15.6 12.1 0.00
1924 19.5 14.6 0.97
1923 13.4 10.8 0.00
1922 18.4 12.3 0.00
1921 20.2 9.6 0.00
1920 19.2 13.4 0.00
1919 17.8 12.1 0.00
1918 18.3 7.3 0.00
1917 22.4 16.2 0.00
1916 26.7 16.3 0.11
1915 17.7 10.5 0.00
1914 12.7 6.3 0.00
1913 19.8 15.7 2.64
1912 16.0 10.0 0.00
1911 18.0 9.7 0.08
1910 18.2 7.0 0.00
1909 19.1 13.5 0.00
1908 12.2 7.2 0.00
1907 16.0 11.2 0.10
1906 16.0 10.5 0.09
1905 18.3 11.5 0.03
1904 15.9 10.1 0.38
1903 18.9 12.2 0.00
1902 17.2 14.5 0.61
1901 18.5 13.6 0.00
1900 21.2 11.7 0.00
1899 19.7 11.7 0.01
1898 17.8 9.3 0.00
1897 20.9 15.0 0.00
1896 19.1 12.4 0.33
1895 20.0 7.5 1.32
1894 24.6 17.3 0.17
1893 21.3 14.3 0.00
1892 18.5 12.5 0.00
1891 15.6 8.9 0.00
1890 19.2 13.4 0.20
1889 20.2 9.0 0.43
1888 16.4 6.6 0.00
1887 18.3 14.1 1.16
1886 22.4 16.6 0.00
1885 20.7 10.0 0.00
1884 14.3 7.1 0.63
1883 n/a 13.5 0.00
1882 n/a 16.6 0.00
1881 18.7 9.6 0.02
What's the all-time high for St. Petersburg on 8/21?
For the date of Aug 21, the highest temperature ever reached in St. Petersburg history is 31.0 °C which happened in 1972.
Highest Temperatures in St. Petersburg on August 21
Rank Temperature Year
1 31.0 °C 1972
2 27.1 °C 1968
3 26.7 °C 1916
4 26.4 °C 2020
5 26.0 °C 2016
6 25.8 °C 1944
7 25.7 °C 1996
7 25.7 °C 1939
7 25.7 °C 1959
10 25.5 °C 2006
What's the all-time low for St. Petersburg on 8/21?
For the date of Aug 21, the lowest temperature ever reached in St. Petersburg history is 4.9 °C which happened in 1949.
Lowest Temperatures in St. Petersburg on August 21
Rank Temperature Year
1 4.9 °C 1949
2 6.2 °C 1976
3 6.3 °C 1914
4 6.6 °C 1888
4 6.6 °C 1974
6 7.0 °C 1910
7 7.1 °C 1884
8 7.2 °C 1908
9 7.3 °C 1918
10 7.5 °C 1895
Lowest High Temperatures in St. Petersburg on August 21
Rank Temperature Year
1 12.2 °C 1908
2 12.7 °C 1914
3 12.8 °C 1949
3 12.8 °C 1958
5 13.4 °C 1923
6 14.1 °C 1961
7 14.3 °C 1884
8 14.5 °C 1977
9 15.3 °C 1992
9 15.3 °C 1976
What's the most it has ever rained in St. Petersburg on 8/21?
For the date of Aug 21, the most precipitation ever recorded in St. Petersburg history is 3.04 cm which happened in 2004.
All-Time Most Precipitation in St. Petersburg on August 21
Rank Precipitation Year
1 3.04 cm 2004
2 3.03 cm 1961
3 2.64 cm 1913
4 2.47 cm 1932
5 2.30 cm 2013
6 1.52 cm 2018
7 1.41 cm 2017
8 1.32 cm 1895
9 1.19 cm 1935
10 1.16 cm 1887
Weather Station Details
Years Station Coordinates
1881–2024 St. Petersburg location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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