Basel September 11 Weather Records

Daily averages and all-time records for weather in Basel, Switzerland for the date of September 11.
September 11 All-Time Records
1901–2024
Highest temperature 33.9 °C 1947
Lowest temperature 2.3 °C 1935
Lowest daily high 9.9 °C 1937
Highest daily low 17.8 °C 2004
Most precipitation 5.16 cm 1991
September 11 Average Weather
1991–2020 1
Average high 21.3 °C
Average low 11.5 °C
Chance precipitation 40.1%
Basel September 11 Weather by Year
Year High (°C) Low (°C) Precip. (cm)
2023 31.7 16.5 0.00
2022 22.8 11.4 0.00
2021 23.0 13.7 0.01
2020 26.0 12.7 0.00
2019 20.1 8.4 0.00
2018 29.7 12.6 0.00
2017 18.8 10.0 0.00
2016 28.5 16.1 0.00
2015 23.0 8.7 0.00
2014 20.1 10.0 0.00
2013 13.7 8.6 0.41
2012 25.6 15.2 3.25
2011 29.8 14.7 0.23
2010 23.8 10.5 0.00
2009 20.4 13.8 0.00
2008 25.9 14.5 0.27
2007 18.2 9.0 0.00
2006 26.5 15.8 0.00
2005 18.7 15.1 0.30
2004 27.1 17.8 0.54
2003 19.2 11.8 0.43
2002 15.2 10.4 0.18
2001 16.1 8.3 0.49
2000 25.9 13.8 0.00
1999 28.5 14.6 0.00
1998 16.5 12.6 1.89
1997 24.1 7.8 0.00
1996 19.6 5.1 0.00
1995 21.3 13.4 0.01
1994 20.4 15.4 0.70
1993 17.1 11.6 0.61
1992 25.2 13.2 0.14
1991 25.6 17.2 5.16
1990 18.1 9.3 0.00
1989 23.3 11.4 1.24
1988 24.3 12.4 0.00
1987 22.9 15.1 0.01
1986 20.3 5.4 0.00
1985 24.1 7.5 0.00
1984 17.4 10.6 0.01
1983 14.8 10.3 0.03
1982 26.1 14.2 0.00
1981 20.5 13.4 0.09
1980 18.4 14.2 0.00
1979 21.1 14.7 0.00
1978 24.7 11.9 0.68
1977 25.7 8.2 0.00
1976 19.4 5.9 0.10
1975 18.3 13.7 1.43
1974 23.6 7.6 0.00
1973 20.1 13.0 0.00
1972 16.4 4.3 0.00
1971 18.6 11.9 1.64
1970 15.6 12.2 0.49
1969 25.4 11.1 0.00
1968 16.8 12.1 0.65
1967 15.6 9.0 0.00
1966 26.3 13.2 0.00
1965 18.0 8.6 0.30
1964 28.9 12.5 0.00
1963 25.8 7.9 0.00
1962 28.6 13.2 0.00
1961 24.3 8.8 0.10
1960 24.7 7.4 0.00
1959 28.9 9.8 0.00
1958 21.2 9.0 0.00
1957 20.9 11.2 0.21
1956 23.2 14.0 0.00
1955 16.8 10.1 0.00
1954 26.6 13.8 0.90
1953 17.6 8.4 0.00
1952 15.3 6.7 0.56
1951 30.5 15.1 0.00
1950 28.1 13.1 0.00
1949 25.3 9.0 0.00
1948 26.5 13.8 2.87
1947 33.9 14.4 0.00
1946 22.5 7.5 0.00
1945 22.0 13.8 0.00
1944 20.3 6.2 0.00
1943 29.6 17.0 1.85
1942 31.2 12.5 0.00
1941 16.7 7.6 0.39
1940 15.5 9.3 0.83
1939 25.5 14.9 0.08
1938 21.9 7.9 0.00
1937 9.9 7.8 0.89
1936 21.3 10.3 0.00
1935 22.1 2.3 0.00
1934 19.1 13.0 0.00
1933 27.7 11.6 0.00
1932 26.7 15.5 0.00
1931 13.9 10.6 1.24
1930 21.3 14.8 0.43
1929 27.5 10.8 0.00
1928 19.0 15.9 0.00
1927 17.8 13.2 0.16
1926 28.1 14.4 0.00
1925 15.5 10.2 0.00
1924 14.5 9.7 0.00
1923 27.2 13.5 0.00
1922 11.6 7.0 0.70
1921 19.8 14.8 0.68
1920 19.5 10.0 0.00
1919 28.6 13.6 0.00
1918 18.0 12.4 1.20
1917 24.0 13.3 3.30
1916 20.0 13.2 0.28
1915 16.0 4.7 0.00
1914 20.8 11.5 2.00
1913 16.9 7.4 0.00
1912 11.9 5.2 0.05
1911 25.2 10.3 0.00
1910 16.2 9.6 0.02
1909 19.3 9.5 0.00
1908 14.0 9.1 0.24
1907 23.7 13.4 0.00
1906 16.9 7.5 0.00
1905 24.9 12.9 0.01
1904 18.9 14.0 0.01
1903 16.5 6.5 0.31
1902 22.5 15.5 0.35
1901 21.0 14.5 3.14
What's the all-time high for Basel on 9/11?
For the date of Sep 11, the highest temperature ever reached in Basel history is 33.9 °C which happened in 1947.
Highest Temperatures in Basel on September 11
Rank Temperature Year
1 33.9 °C 1947
2 31.7 °C 2023
3 31.2 °C 1942
4 30.5 °C 1951
5 29.8 °C 2011
6 29.7 °C 2018
7 29.6 °C 1943
8 28.9 °C 1959
8 28.9 °C 1964
10 28.6 °C 1962
10 28.6 °C 1919
What's the all-time low for Basel on 9/11?
For the date of Sep 11, the lowest temperature ever reached in Basel history is 2.3 °C which happened in 1935.
Lowest Temperatures in Basel on September 11
Rank Temperature Year
1 2.3 °C 1935
2 4.3 °C 1972
3 4.7 °C 1915
4 5.1 °C 1996
5 5.2 °C 1912
6 5.4 °C 1986
7 5.9 °C 1976
8 6.2 °C 1944
9 6.5 °C 1903
10 6.7 °C 1952
Lowest High Temperatures in Basel on September 11
Rank Temperature Year
1 9.9 °C 1937
2 11.6 °C 1922
3 11.9 °C 1912
4 13.7 °C 2013
5 13.9 °C 1931
6 14.0 °C 1908
7 14.5 °C 1924
8 14.8 °C 1983
9 15.2 °C 2002
10 15.3 °C 1952
What's the most it has ever rained in Basel on 9/11?
For the date of Sep 11, the most precipitation ever recorded in Basel history is 5.16 cm which happened in 1991.
All-Time Most Precipitation in Basel on September 11
Rank Precipitation Year
1 5.16 cm 1991
2 3.30 cm 1917
3 3.25 cm 2012
4 3.14 cm 1901
5 2.87 cm 1948
6 2.00 cm 1914
7 1.89 cm 1998
8 1.85 cm 1943
9 1.64 cm 1971
10 1.43 cm 1975
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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