Luxembourg City September 21 Weather Records

Daily averages and all-time records for weather in Luxembourg City, Luxembourg for the date of September 21.
September 21 All-Time Records
1947–2024
Highest temperature 27.8 °C 2003
Lowest temperature 3.2 °C 1974
Lowest daily high 9.1 °C 1977
Highest daily low 15.2 °C 1987
Most precipitation 3.28 cm 1967
September 21 Average Weather
1991–2020 1
Average high 18.1 °C
Average low 9.7 °C
Chance precipitation 44.3%
Luxembourg City September 21 Weather by Year
Year High (°C) Low (°C) Precip. (cm)
2023 20.7 11.5 1.66
2022 16.3 5.9 0.00
2021 15.8 7.8 0.00
2020 25.7 11.5 0.00
2019 23.6 7.6 0.00
2018 18.6 9.9 0.28
2017 17.4 6.2 0.00
2016 20.0 10.1 0.00
2015 16.2 6.7 0.07
2014 18.3 9.4 0.60
2013 17.8 6.6 0.00
2012 18.4 6.2 0.63
2011 17.4 10.2 0.00
2010 20.6 8.3 0.00
2009 22.1 13.0 0.00
2008 13.8 6.7 0.00
2007 19.6 7.3 0.00
2006 24.6 11.1 0.00
2005 19.7 9.1 0.00
2004 16.0 10.2 0.03
2003 27.8 12.8 0.00
2002 15.8 8.0 0.00
2001 14.4 6.9 0.02
2000 17.5 9.3 0.00
1999 17.1 10.9 0.56
1998 19.3 9.0 0.00
1997 18.8 6.3 0.00
1996 13.2 7.4 0.00
1995 17.4 6.5 0.00
1994 15.2 9.3 0.00
1993 19.8 14.2 1.93
1992 20.9 11.9 0.00
1991 24.9 10.6 0.00
1990 13.5 7.5 0.33
1989 25.3 14.1 0.00
1988 16.4 8.3 0.00
1987 26.0 15.2 0.00
1986 19.7 5.5 0.00
1985 24.8 13.9 0.00
1984 13.0 7.5 0.01
1983 16.4 7.3 1.08
1982 21.0 12.0 1.11
1981 19.7 15.0 2.60
1980 19.0 15.1 1.06
1979 14.4 5.2 0.00
1978 15.3 5.0 0.00
1977 9.1 5.5 0.08
1976 17.8 8.1 0.00
1975 19.2 9.4 0.00
1974 15.1 3.2 0.47
1973 15.2 7.6 0.01
1972 18.6 6.4 0.00
1971 23.2 8.6 0.00
1970 22.9 12.4 0.00
1969 15.2 5.9 0.00
1968 14.0 10.7 0.84
1967 16.3 9.1 3.28
1966 21.0 7.9 0.00
1965 17.8 5.6 0.00
1964 12.1 3.6 0.03
1963 17.3 14.5 0.10
1962 13.2 4.3 0.00
1961 19.5 15.1 0.00
1960 9.6 7.9 1.51
1959 24.8 8.2 0.00
1958 17.1 10.5 0.38
1957 21.4 12.2 0.00
1956 23.2 10.7 0.00
1955 22.8 11.1 0.00
1954 12.3 5.4 0.27
1953 14.6 9.4 0.34
1952 12.4 4.6 0.69
1951 14.8 5.0 0.00
1950 12.0 7.4 0.71
1949 17.9 10.6 0.64
1948 11.1 4.2 0.03
1947 18.4 11.0 0.22
What's the all-time high for Luxembourg City on 9/21?
For the date of Sep 21, the highest temperature ever reached in Luxembourg City history is 27.8 °C which happened in 2003.
Highest Temperatures in Luxembourg City on September 21
Rank Temperature Year
1 27.8 °C 2003
2 26.0 °C 1987
3 25.7 °C 2020
4 25.3 °C 1989
5 24.9 °C 1991
6 24.8 °C 1959
6 24.8 °C 1985
8 24.6 °C 2006
9 23.6 °C 2019
10 23.2 °C 1956
10 23.2 °C 1971
What's the all-time low for Luxembourg City on 9/21?
For the date of Sep 21, the lowest temperature ever reached in Luxembourg City history is 3.2 °C which happened in 1974.
Lowest Temperatures in Luxembourg City on September 21
Rank Temperature Year
1 3.2 °C 1974
2 3.6 °C 1964
3 4.2 °C 1948
4 4.3 °C 1962
5 4.6 °C 1952
6 5.0 °C 1978
6 5.0 °C 1951
8 5.2 °C 1979
9 5.4 °C 1954
10 5.5 °C 1986
10 5.5 °C 1977
Lowest High Temperatures in Luxembourg City on September 21
Rank Temperature Year
1 9.1 °C 1977
2 9.6 °C 1960
3 11.1 °C 1948
4 12.0 °C 1950
5 12.1 °C 1964
6 12.3 °C 1954
7 12.4 °C 1952
8 13.0 °C 1984
9 13.2 °C 1996
9 13.2 °C 1962
What's the most it has ever rained in Luxembourg City on 9/21?
For the date of Sep 21, the most precipitation ever recorded in Luxembourg City history is 3.28 cm which happened in 1967.
All-Time Most Precipitation in Luxembourg City on September 21
Rank Precipitation Year
1 3.28 cm 1967
2 2.60 cm 1981
3 1.93 cm 1993
4 1.66 cm 2023
5 1.51 cm 1960
6 1.11 cm 1982
7 1.08 cm 1983
8 1.06 cm 1980
9 0.84 cm 1968
10 0.71 cm 1950
Weather Station Details
Years Station Coordinates
1947–2024 Luxembourg Airport location