Climate of Luxembourg is temperate, without extremes. Summers are generally cool and winters are seldom severe. A sweater is almost always needed at night, even in summer. The period from May to mid-October is particularly suitable for vacations.

Weather in Luxembourg is generally temperate, with the warmest months from May to September, and snow possible in winter. The northern area is wetter and colder. May and June are the sunniest months, while September and October often offer an “Indian Summer”. July and August are the warmest.

A year-round necessity is an umbrella, because the climate tends to be damp. Precipitation throughout the country averages about 75 cm annually. Rainfall is plentiful in the extreme southwest.

Temperatures

Average High Temperatures and Average Low Temperatures for each month, and the range between, are expressed in degrees Celsius (and Fahrenheit):

The range of average temperatures within a year in Luxembourg is between -2 and 22 degrees Celsius (27 and 71 Fahrenheit). Highest average temperatures are in July. Lowest average temperatures in Luxembourg are in January.

Precipitations

Total Average Precipitation for each month is expressed in milimeters (and inch):

Total average precipitation in a year in Luxembourg is 875 mm (34 inch). Most precipitation gets the month of November. Luxembourg gets less precipitation in April.

Weather Forecast for Luxembourg

Here is the weather forecast for the next couple of days in Luxembourg:

The charts present statistical data collected over several years by external providers.

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