Basel August 21 Weather Records

Daily averages and all-time records for weather in Basel, Switzerland for the date of August 21.
August 21 All-Time Records
1901–2024
Highest temperature 38.7 °C 1943
Lowest temperature 6.6 °C 1972
Lowest daily high 15.1 °C 1951
Highest daily low 20.2 °C 2023
Most precipitation 3.72 cm 1954
August 21 Average Weather
1991–2020 1
Average high 24.6 °C
Average low 14.3 °C
Chance precipitation 41.9%
Basel August 21 Weather by Year
Year High (°C) Low (°C) Precip. (cm)
2023 34.6 20.2 0.00
2022 26.5 14.3 0.00
2021 28.3 13.5 0.38
2020 33.6 19.6 0.14
2019 22.1 12.0 0.00
2018 31.2 16.5 0.00
2017 22.2 10.9 0.00
2016 20.2 11.7 0.00
2015 25.8 13.3 0.00
2014 20.2 10.1 0.00
2013 24.4 9.5 0.00
2012 32.6 19.8 0.00
2011 33.6 19.5 0.00
2010 29.1 18.2 0.00
2009 27.0 17.7 0.01
2008 23.3 11.8 0.00
2007 16.3 12.8 0.05
2006 22.6 14.6 0.00
2005 16.3 13.8 2.20
2004 19.7 13.3 0.02
2003 28.1 17.2 0.00
2002 22.4 13.5 0.00
2001 26.2 13.9 0.00
2000 23.0 16.0 1.57
1999 22.7 12.2 0.00
1998 19.4 15.6 0.42
1997 29.9 15.9 0.00
1996 22.9 16.7 0.01
1995 24.8 14.8 0.11
1994 28.2 14.2 1.00
1993 31.4 15.0 0.00
1992 27.6 17.5 0.00
1991 28.4 12.3 0.00
1990 20.7 11.7 0.00
1989 30.5 17.7 0.00
1988 19.7 10.5 0.02
1987 30.3 15.2 0.00
1986 22.8 10.4 0.00
1985 28.3 11.9 0.00
1984 28.3 12.4 0.00
1983 26.5 15.0 0.00
1982 19.1 10.0 0.00
1981 17.4 9.7 0.01
1980 26.3 13.9 0.00
1979 21.6 11.6 0.00
1978 28.1 13.8 0.00
1977 16.9 13.7 0.19
1976 25.5 10.4 0.00
1975 28.6 14.9 0.68
1974 25.0 14.5 0.00
1973 28.2 17.6 0.00
1972 20.0 6.6 0.00
1971 22.5 14.7 0.29
1970 19.0 11.1 0.00
1969 20.1 14.2 0.00
1968 26.3 12.7 0.00
1967 23.8 12.5 0.00
1966 22.4 15.3 1.25
1965 26.1 13.7 1.07
1964 21.6 7.3 0.46
1963 17.7 10.4 0.44
1962 22.1 16.5 0.03
1961 23.7 8.8 0.00
1960 26.6 13.8 0.00
1959 27.9 12.4 0.13
1958 19.3 12.6 0.86
1957 20.7 14.2 0.30
1956 22.5 13.0 0.00
1955 27.4 15.0 0.00
1954 16.4 13.2 3.72
1953 22.8 14.0 0.69
1952 19.6 12.5 0.08
1951 15.1 13.2 0.19
1950 30.9 11.9 0.00
1949 29.1 9.8 0.00
1948 26.9 9.8 0.02
1947 29.3 17.6 0.20
1946 17.9 10.1 0.96
1945 25.6 10.2 0.00
1944 32.9 15.9 0.00
1943 38.7 18.7 0.10
1942 22.9 14.6 0.00
1941 22.5 10.9 0.12
1940 15.5 9.3 1.30
1939 23.5 15.6 0.30
1938 17.4 10.4 0.53
1937 19.7 11.0 0.54
1936 29.1 16.7 0.00
1935 28.2 9.0 0.00
1934 29.4 12.9 0.00
1933 24.1 13.5 0.00
1932 31.6 17.2 0.39
1931 17.2 13.2 0.02
1930 27.5 13.6 0.14
1929 18.9 12.0 0.05
1928 19.4 15.9 0.04
1927 23.8 13.2 1.02
1926 27.6 16.6 0.00
1925 21.4 14.3 0.00
1924 18.8 10.8 0.19
1923 28.5 12.5 1.08
1922 27.5 11.1 0.00
1921 21.3 14.5 0.68
1920 19.0 7.9 0.00
1919 30.7 17.6 0.00
1918 29.8 13.5 0.00
1917 23.2 15.5 0.00
1916 20.3 9.5 0.00
1915 17.3 7.2 0.77
1914 18.6 14.2 0.90
1913 20.5 12.7 0.00
1912 17.1 11.4 0.01
1911 27.6 16.6 1.66
1910 29.0 16.0 0.00
1909 24.0 12.2 0.60
1908 26.5 15.5 1.20
1907 17.0 10.0 0.00
1906 24.2 9.0 0.00
1905 24.6 16.5 0.00
1904 22.0 11.0 0.09
1903 26.0 11.5 0.00
1902 20.0 14.0 0.00
1901 21.0 12.0 0.00
What's the all-time high for Basel on 8/21?
For the date of Aug 21, the highest temperature ever reached in Basel history is 38.7 °C which happened in 1943.
Highest Temperatures in Basel on August 21
Rank Temperature Year
1 38.7 °C 1943
2 34.6 °C 2023
3 33.6 °C 2011
3 33.6 °C 2020
5 32.9 °C 1944
6 32.6 °C 2012
7 31.6 °C 1932
8 31.4 °C 1993
9 31.2 °C 2018
10 30.9 °C 1950
What's the all-time low for Basel on 8/21?
For the date of Aug 21, the lowest temperature ever reached in Basel history is 6.6 °C which happened in 1972.
Lowest Temperatures in Basel on August 21
Rank Temperature Year
1 6.6 °C 1972
2 7.2 °C 1915
3 7.3 °C 1964
4 7.9 °C 1920
5 8.8 °C 1961
6 9.0 °C 1906
6 9.0 °C 1935
8 9.3 °C 1940
9 9.5 °C 2013
9 9.5 °C 1916
Lowest High Temperatures in Basel on August 21
Rank Temperature Year
1 15.1 °C 1951
2 15.5 °C 1940
3 16.3 °C 2007
3 16.3 °C 2005
5 16.4 °C 1954
6 16.9 °C 1977
7 17.0 °C 1907
8 17.1 °C 1912
9 17.2 °C 1931
10 17.3 °C 1915
What's the most it has ever rained in Basel on 8/21?
For the date of Aug 21, the most precipitation ever recorded in Basel history is 3.72 cm which happened in 1954.
All-Time Most Precipitation in Basel on August 21
Rank Precipitation Year
1 3.72 cm 1954
2 2.20 cm 2005
3 1.66 cm 1911
4 1.57 cm 2000
5 1.30 cm 1940
6 1.25 cm 1966
7 1.20 cm 1908
8 1.08 cm 1923
9 1.07 cm 1965
10 1.02 cm 1927
Weather Station Details
Years Station Coordinates
1901–2024 Basel Binningen location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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