Luxembourg City Average Temperature by Month

This page shows the average temperature in each month of the year in Luxembourg City, Luxembourg. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Luxembourg City?
In Luxembourg City, Luxembourg, the warmest month is July, with an average daily high temperature of 23.9 °C and an average low of 13.8 °C.
What's the Coldest Month in Luxembourg City?
In Luxembourg City, Luxembourg, the coolest month is January, with an average daily high temperature of 3.8 °C and an average low of -0.9 °C.
Month Avg. High Avg. Low
January 3.8 °C -0.9 °C
February 5.2 °C -0.6 °C
March 9.8 °C 2.0 °C
April 14.4 °C 5.1 °C
May 18.4 °C 8.7 °C
June 21.7 °C 11.8 °C
July 23.9 °C 13.8 °C
August 23.5 °C 13.6 °C
September 19.0 °C 10.3 °C
October 13.5 °C 6.6 °C
November 7.7 °C 2.8 °C
December 4.5 °C 0.0 °C
Year 13.9 °C 6.2 °C
Weather Station Details
Years Station Coordinates
1947–2024 Luxembourg Airport location
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