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Best time to visit Luxembourg, Luxembourg

Our verdict

The best time to visit Luxembourg is July

Are you looking to travel to Luxembourg and want to find out when’s the best time to visit? You’re in the right place! The perfect time to visit Luxembourg is July due to the excellent weather conditions, and you might even find that the cost of flights and accommodation are lower than if you travel during the peak holiday seasons.

The warmest month of the year in Luxembourg is July, where the average temperature gets to around 23℃ (73℉), but temperatures can reach as high as 25℃ (77℉) on the hottest days in summer. In the winter, temperatures can get down to -5℃ (23℉) around January.

If you’re keen to see the sights of Luxembourg during the day, the sun stays up the longest around July. The wet season in Luxembourg falls around December, so if you prefer the dryer weather, you should look to visit in April instead.

Learn everything you need to know (and none of the stuff you don’t) about when to go to Luxembourg below. Be sure to check out the handy tools we’ve included to help you search for flights and transport, accommodation, and everything else you need to plan and book your trip.

Warmest month

July

Least rainfall

April

Most daylight

July

Luxembourg seasons

Before you continue, it’s important to know when the seasons are in Luxembourg as they might be different to yours depending on where in the world you’re travelling from. Luxembourg is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Luxembourg

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Luxembourg for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Luxembourg climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Luxembourg for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Luxembourg in January

  • Average temperature: 1℃ (34℉)
  • Average high temperature: 3℃ (38℉)
  • Average low temperature: -1℃ (30℉)
  • Average humidity: 90%
  • Average sunny days: 12 days
  • Average rainfall: 43mm (2") over 13 days
  • Average snow days: 8 days
12 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Luxembourg in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Luxembourg in February

  • Average temperature: 2℃ (35℉)
  • Average high temperature: 4℃ (40℉)
  • Average low temperature: -1℃ (30℉)
  • Average humidity: 87%
  • Average sunny days: 12 days
  • Average rainfall: 44mm (2") over 11 days
  • Average snow days: 8 days
12 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Luxembourg in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Luxembourg in March

  • Average temperature: 5℃ (41℉)
  • Average high temperature: 9℃ (48℉)
  • Average low temperature: 2℃ (35℉)
  • Average humidity: 81%
  • Average sunny days: 15 days
  • Average rainfall: 41mm (2") over 13 days
  • Average snow days: 3 days
15 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Luxembourg in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Luxembourg in April

  • Average temperature: 9℃ (49℉)
  • Average high temperature: 14℃ (57℉)
  • Average low temperature: 5℃ (40℉)
  • Average humidity: 77%
  • Average sunny days: 14 days
  • Average rainfall: 33mm (1") over 14 days
14 days
of pure sunshine
14 days
of showers or rain

What to pack: If you’re heading to Luxembourg in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Luxembourg in May

  • Average temperature: 12℃ (54℉)
  • Average high temperature: 17℃ (62℉)
  • Average low temperature: 7℃ (44℉)
  • Average humidity: 82%
  • Average sunny days: 11 days
  • Average rainfall: 53mm (2") over 18 days
11 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Luxembourg in May, make sure you pack a warm jacket or coat.


Luxembourg in June

  • Average temperature: 16℃ (60℉)
  • Average high temperature: 20℃ (68℉)
  • Average low temperature: 10℃ (50℉)
  • Average humidity: 83%
  • Average sunny days: 11 days
  • Average rainfall: 51mm (2") over 17 days
11 days
of pure sunshine
17 days
of showers or rain

What to pack: If you’re heading to Luxembourg in June, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.


Luxembourg in July

  • Average temperature: 18℃ (64℉)
  • Average high temperature: 23℃ (73℉)
  • Average low temperature: 12℃ (54℉)
  • Average humidity: 78%
  • Average sunny days: 11 days
  • Average rainfall: 45mm (2") over 16 days
11 days
of pure sunshine
16 days
of showers or rain

What to pack: If you’re heading to Luxembourg in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Luxembourg in August

  • Average temperature: 17℃ (63℉)
  • Average high temperature: 22℃ (72℉)
  • Average low temperature: 12℃ (54℉)
  • Average humidity: 77%
  • Average sunny days: 13 days
  • Average rainfall: 42mm (2") over 15 days
13 days
of pure sunshine
15 days
of showers or rain

What to pack: If you’re heading to Luxembourg in August, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Luxembourg in September

  • Average temperature: 13℃ (56℉)
  • Average high temperature: 18℃ (65℉)
  • Average low temperature: 9℃ (48℉)
  • Average humidity: 80%
  • Average sunny days: 16 days
  • Average rainfall: 35mm (1") over 11 days
16 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Luxembourg in September, make sure you pack a warm jacket or coat.

Luxembourg in October

  • Average temperature: 10℃ (49℉)
  • Average high temperature: 13℃ (56℉)
  • Average low temperature: 6℃ (43℉)
  • Average humidity: 86%
  • Average sunny days: 15 days
  • Average rainfall: 39mm (2") over 14 days
15 days
of pure sunshine
14 days
of showers or rain

What to pack: If you’re heading to Luxembourg in October, make sure you pack a warm jacket or coat.


Luxembourg in November

  • Average temperature: 5℃ (41℉)
  • Average high temperature: 8℃ (46℉)
  • Average low temperature: 3℃ (37℉)
  • Average humidity: 90%
  • Average sunny days: 12 days
  • Average rainfall: 44mm (2") over 14 days
  • Average snow days: 3 days
12 days
of pure sunshine
14 days
of showers or rain

What to pack: If you’re heading to Luxembourg in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Luxembourg in December

  • Average temperature: 2℃ (36℉)
  • Average high temperature: 5℃ (40℉)
  • Average low temperature: 0℃ (33℉)
  • Average humidity: 91%
  • Average sunny days: 11 days
  • Average rainfall: 61mm (2") over 15 days
  • Average snow days: 6 days
11 days
of pure sunshine
15 days
of showers or rain

What to pack: If you’re heading to Luxembourg in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Top FAQs

The hottest month of the year in Luxembourg is usually July, where temperatures tend to rise to around 23℃ (73℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Luxembourg is generally around April. The dry season often coincides with cooler weather, so you should check the temperatures in April first to make sure it’s still a good time to go.
The rainiest time of year in Luxembourg is generally around December, although the wetter season can sometimes extend a few months either side of December too.
If you want to get the most out of your time visiting Luxembourg, or if you're just afraid of the dark, the days in July are usually the longest between sunrise and sunset.

Luxembourg map