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When is the best time to go to Luxembourg

Weather guide on when is the best time to go to Luxembourg.
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When is the best time to visit Luxembourg?

In general the best time to visit Luxembourg is probably August, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
The best time to visit may differ depending on what you are looking for:
  • In general, it’s pleasant to walk and do outdoor activities during May - September.
  • If you want to avoid wet weather, then your choice is January, November, December with the lowest chance of rain.

Average weather in Luxembourg in different months

This is the average weather in Luxembourg for each month based on historic data:

May, June, July, August usually has good weather. Average maximum temperature reaches +23°C during July.

In February, March, April, September, October the weather is average. Expect around 68 rainy days, and the precipitation amounts to approximately 77 mm in October.

January, November, December bring not the best weather. January is the coldest month with the temperature going down to -1°C.

Climate in Luxembourg

Here is the detailed breakdown of the climate in Luxembourg for each month:
JanFebMarAprMayJunJulAugSepOctNovDec
Maximum Temperature
+14°C+20°C+23°C+27°C+32°C+35°C+39°C+37°C+32°C+25°C+19°C+16°C
Average Maximum Temperature
+4°C+5°C+9°C+13°C+18°C+21°C+23°C+23°C+19°C+14°C+8°C+5°C
Minimum Temperature
-17°C-15°C-15°C-6°C-1°C+2°C+5°C+6°C+3°C-4°C-11°C-14°C
Avg. water temperature
------------
Humidity, %
878174676869676976838788
Rain, mm
614964597473676664776768
Snow, mm
161272000000518
Average wind speed, m/s
333332222233
Sunny Days
246765777422
Cloud Days
1198666668101111
Rainy Days
10914151615151514161512
Snowy Days
763100000026

Average Temperature

Here are the average maximum and minimum temperatures in Luxembourg during the whole year:
The hottest month in Luxembourg is August with average maximum temperature going up to +23°C. The coldest month is January with the lowest temperatures of -1°C.

Humidity

The temperature feels different depending on humidity. Here is how humidity in Luxembourg looks throughout the year, in %:
The most humid month in Luxembourg is December with average humidity going up to 88%. The least humid month is April with an average humidity of 67%.

Rain

Amount of rainfall in mm. in Luxembourg during the whole year based on historical data:
The sunniest and driest month is April with approximately 7 sunny days and a total precipitation of around 59 mm. The rainiest and wettest month is October with approximately 16 rainy days and 77 mm of total precipitation.

Snow

Amount of snow in mm. in Luxembourg during the whole year based on historical data:
The snowiest month is December with approximately 6 snowy days.

FAQ

Frequently asked questions about the weather in Luxembourg:

What is the hottest month in Luxembourg?

The hottest month in Luxembourg is August with average maximum temperature of +23°C.

What is the coldest month in Luxembourg?

The coldest month in Luxembourg is January with minimum temperatures of -1°C.

Is Luxembourg worth visiting in winter?

Winter is usually not the best time to go to Luxembourg.

When does it rain the least in Luxembourg?

if you're looking to visit Luxembourg when it rains the least, you should plan your trip for October, May, June. During this time, rainfall is rare with the driest month being February with only 49 mm of rain.

Monthly weather in Luxembourg

Source of the data

For this page, we’ve looked at the typical weather in Luxembourg, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.