Summer temperature anomalies in Luxembourg

Luxembourg: Summer temperature anomalies was 3.58 °C in 2026. ◆ Volatile

Latest (2026)
3.58 °C
Change on year
up 42.6%
World rank
1st
of 193 countries
All-time high
3.58 °C
in 2026
All-time low
-3.83 °C
in 1956
Years of data
87
1940–2026

Summer temperature anomalies in Luxembourg, 1940–2026

-4-2024194019832026

Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.

Analysis

Luxembourg recorded 3.58 °C for summer temperature anomalies in 2026. That is the highest value across all 87 years on record.

The figure is up 42.6% on the previous year and up 2,067.5% over ten years.

Over the whole period, summer temperature anomalies in Luxembourg peaked at 3.58 °C in 2026 and was at its lowest, -3.83 °C, in 1956.

That places Luxembourg 1st out of 193 countries with data for 2026, putting it in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Summer temperature anomalies in Luxembourg, year by year

Annual values for Summer temperature anomalies in Luxembourg, 1940 to 2026.
Year °C Change
1940 -0.0124 °C
1941 0.1712 °C -1483.2%
1942 -1.56 °C -1011.2%
1943 -2.35 °C +50.5%
1944 -2.45 °C +4.2%
1945 0.0202 °C -100.8%
1946 -2.18 °C -10865.8%
1947 1.24 °C -156.8%
1948 -1.52 °C -222.6%
1949 -2.11 °C +38.9%
1950 1.43 °C -167.9%
1951 -1.54 °C -207.8%
1952 -0.5587 °C -63.8%
1953 -1.23 °C +120.4%
1954 -1.26 °C +2.5%
1955 -1.38 °C +9.6%
1956 -3.83 °C +177.1%
1957 0.3145 °C -108.2%
1958 -1.78 °C -665.5%
1959 0.0496 °C -102.8%
1960 0.0946 °C +90.8%
1961 -0.8114 °C -957.7%
1962 -1.72 °C +112.3%
1963 -0.9407 °C -45.4%
1964 0.2271 °C -124.1%
1965 -0.97 °C -527.2%
1966 0.1927 °C -119.9%
1967 -1.62 °C -941.8%
1968 -1.53 °C -5.5%
1969 -2.21 °C +44.0%
1970 0.6583 °C -129.8%
1971 -2.67 °C -505.2%
1972 -2.91 °C +9.2%
1973 0.0264 °C -100.9%
1974 -2.04 °C -7828.8%
1975 -1.5 °C -26.2%
1976 2.51 °C -266.8%
1977 -1.75 °C -170.0%
1978 -2.23 °C +27.3%
1979 -0.601 °C -73.1%
1980 -2.42 °C +302.1%
1981 -1.75 °C -27.7%
1982 -0.3664 °C -79.0%
1983 -0.0513 °C -86.0%
1984 -2.58 °C +4923.8%
1985 -3.07 °C +19.4%
1986 0.1005 °C -103.3%
1987 -2.65 °C -2733.9%
1988 -1.52 °C -42.4%
1989 -1.23 °C -19.5%
1990 -1.78 °C +44.7%
1991 -3.68 °C +106.9%
1992 -0.1614 °C -95.6%
1993 0.1587 °C -198.3%
1994 -0.0532 °C -133.5%
1995 -1.76 °C +3205.3%
1996 -0.5326 °C -69.7%
1997 -1.11 °C +107.8%
1998 -0.2334 °C -78.9%
1999 -1.34 °C +475.2%
2000 0.3208 °C -123.9%
2001 -1.51 °C -571.0%
2002 1.02 °C -167.8%
2003 3.12 °C +205.1%
2004 -0.7127 °C -122.8%
2005 1.41 °C -297.4%
2006 0.8293 °C -41.1%
2007 0.6867 °C -17.2%
2008 0.0199 °C -97.1%
2009 -0.8905 °C -4576.9%
2010 0.5914 °C -166.4%
2011 -0.0494 °C -108.4%
2012 -1.36 °C +2654.3%
2013 -0.9538 °C -29.9%
2014 0.3475 °C -136.4%
2015 0.0297 °C -91.4%
2016 -0.182 °C -711.8%
2017 2.19 °C -1302.4%
2018 1.28 °C -41.3%
2019 2.47 °C +92.4%
2020 0.0418 °C -98.3%
2021 2.11 °C +4957.0%
2022 1.47 °C -30.6%
2023 3.29 °C +124.3%
2024 -0.32 °C -109.7%
2025 2.51 °C -884.6%
2026 3.58 °C +42.6%

Luxembourg compared with similar countries

  • Luxembourg's 3.58 °C is above the median for high income countries, which is 1.13 °C, 3.2× the median. (65 countries reporting)
  • Luxembourg's 3.58 °C is above the median for Europe & Central Asia, which is 1.68 °C, 2.1× the median. (52 countries reporting)

Biggest year-on-year movements

Years where Summer temperature anomalies in Luxembourg changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
1946 -10865.8% 0.0202 °C -2.18 °C
1974 -7828.8% 0.0264 °C -2.04 °C
2021 +4957.0% 0.0418 °C 2.11 °C
1984 -4923.8% -0.0513 °C -2.58 °C
2009 -4576.9% 0.0199 °C -0.8905 °C
1995 -3205.3% -0.0532 °C -1.76 °C

Averages by decade

DecadeAverage LowestHighest Years
1940s -1.07 °C -2.45 °C 1.24 °C 10
1950s -0.9797 °C -3.83 °C 1.43 °C 10
1960s -0.929 °C -2.21 °C 0.2271 °C 10
1970s -1.05 °C -2.91 °C 2.51 °C 10
1980s -1.55 °C -3.07 °C 0.1005 °C 10
1990s -1.05 °C -3.68 °C 0.1587 °C 10
2000s 0.4297 °C -1.51 °C 3.12 °C 10
2010s 0.4367 °C -1.36 °C 2.47 °C 10
2020s 1.81 °C -0.32 °C 3.58 °C 7

Countries ranked near Luxembourg

  1. 2 France 3.31 °C compare
  2. 3 Switzerland 3.26 °C compare
  3. 4 Belgium 3.25 °C compare

See the full ranking of 193 places →

More climate change data for Luxembourg

All data for Luxembourg →

Frequently asked questions

What is summer temperature anomalies in Luxembourg?
Summer temperature anomalies in Luxembourg was 3.58 °C in 2026, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
What is the highest summer temperature anomalies recorded in Luxembourg?
The highest recorded value was 3.58 °C in 2026.
What is the lowest summer temperature anomalies recorded in Luxembourg?
The lowest recorded value was -3.83 °C in 1956.
How does Luxembourg rank for summer temperature anomalies?
Luxembourg ranks 1st out of 193 countries with data for 2026.
Is summer temperature anomalies rising or falling in Luxembourg?
Over the last ten years it is up 2,067.5%. The long-run trend across the full record is volatile.
Where does this Luxembourg data come from?
The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Summer temperature anomalies. Statizoid updates them automatically from the source API.

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CSV · JSON — 87 observations, free to reuse under CC BY 4.0 (Our World in Data).

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Summer temperature anomalies in Luxembourg. Statizoid, drawing on Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Retrieved 18 September 2026, from https://climate.statizoid.com/stat/summer-temperature-anomalies/luxembourg/

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<a href="https://climate.statizoid.com/stat/summer-temperature-anomalies/luxembourg/">Summer temperature anomalies in Luxembourg</a> — Statizoid

About this data

Indicator
Summer temperature anomalies
Unit
°C
Source
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
193 places, 16,791 data points, 1940–2026
Last refreshed

Difference in a specific month's average surface temperature from the mean temperature of the same month during the period 1991-2020, measured in degrees Celsius.