Which is the hottest month in Luxembourg?

The hottest time of year in Luxembourg is normally July. Expect maximum daytime temperatures to reach 23°C.

Best time to visit Luxembourg

Q: When is the best time to visit Luxembourg?

The best time to visit Luxembourg is July based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which month has the most rain in Luxembourg?

In terms of rainfall, December is usually the wettest month in Luxembourg with 95mm on average. There are normally 17 days in December with some rain.

Q: When is it sunniest in Luxembourg?

The sunniest time of year in Luxembourg is normally July with bright sunshine on average for 47% of daylight hours; that's 8 hours of sunshine per day.

Find the best time to visit Luxembourg and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Luxembourg by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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Destination

When is the best time to visit Luxembourg?

The best time to visit Luxembourg is July based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0.5
Mar
1.5
Apr
2.5
May
4
Jun
4
Jul
4
Aug
2
Sep
0
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°C)

3
Jan
5
Feb
9
Mar
13
Apr
18
May
21
Jun
23
Jul
22
Aug
19
Sep
14
Oct
7
Nov
4
Dec

Hours of Sunshine (daily)

1
Jan
3
Feb
4
Mar
6
Apr
7
May
7
Jun
8
Jul
7
Aug
5
Sep
3
Oct
2
Nov
1
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Luxembourg shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

Luxembourg weather overview

Although only tiny, Luxembourg, which lies between Belgium and France, manages to encompass a wide range of climatic conditions. Its north, which lies in the densely wooded hills of the Ardennes, is wetter than the south, whose eastern part lies in the balmy Moselle Valley. Here, summers are warm to hot and autumns mild enough to allow the cultivation of grapes for wine making. Winters, however, can be very cold on occasion.

What to pack for Luxembourg weather

Take layers of warmer clothing for most of the year, supplemented by heavier attire in the winter months. Anticipate rain at any time of year.

More about Luxembourg

Explore our complete guide to Luxembourg with the latest travel advice for travellers and holidaymakers including official updates and local travel tips for Luxembourg.

Essential travel guide
Travel guidance
Travel health
Travel features
Top travel deals
FAQs

Luxembourg travel guide - essential info

Below is a beginner's guide to Luxembourg with essential travel facts such as dominant language spoken, typical flight time from the UK and the local currency. You can also check whether visas are required and what plug adapter you need to pack.

Luxembourg - quick facts
Flight time^✝	1.5 hours
Time difference	UK +1 hour
Language(s)	Luxembourgish, French, German
Currency	Euro
Electricity	C + F plug (230V)
Driving side	Right

Why visit Luxembourg?

Considering a holiday to the Luxembourg? Here are some of the very good reasons it makes such a wonderful holiday destination such as for its culture to ensure you get the most out of your 2025/2026 escape.

Culture

Luxembourg tourist information

Luxembourg for Tourism

✝ = Typical flight time from the UK.

Travelling to Luxembourg?
Holidays Hotels Flights eSIMs Travel insurance

Luxembourg travel guidance

Check the latest travel guidance and advice on visiting Luxembourg from official government sources (in english) from around the world including entry requirements and travel restrictions.

UK traveller advice for Luxembourg - UK FCDO
Irish traveller advice for Luxembourg - Department of Foreign Affairs, Ireland
Canadian travel advice for Luxembourg - Government of Canada
US travel advisories for Luxembourg - US Department of State
Safe travel advisories for Luxembourg - Ministry of Foreign Affairs, New Zealand

Learn more about the current safety and security risks from terrorism, natural disasters and more. Read about the local laws and customs to consider when travelling around Luxembourg.

Note: UK FCDO - UK Foreign, Commonwealth & Development Office

Luxembourg travel health

Find out more about staying safe when travelling to Luxembourg with the latest guidance on required vaccinations and recommended medication to take with you.

Vaccines & medicines for Luxembourg - CDC
Health & vaccinations for Luxembourg - TravelHealthPro, NaTHNac
How to stay safe & healthy in Luxembourg - Fit for Travel, Public Health Scotland

Check out the general travel tips for staying safe and healthy in Luxembourg, risks of preventable diseases and what to pack.

Note: CDC - Centers for Disease Control and Prevention

Luxembourg travel features

Do you want to learn more about Luxembourg? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Luxembourg.

A long weekend in Luxembourg: where to go & what to see

Luxembourg FAQs

Read our frequently asked questions about travelling to Luxembourg including the current entry restrictions, driving side, electrical plugs used and much more.

Which month has the most rain in Luxembourg?

In terms of rainfall, January is usually the wettest month in Luxembourg with 0mm on average. There are normally no days in January with some rain.

When is it sunniest in Luxembourg?

The sunniest time of year in Luxembourg is normally January with bright sunshine on average for 0% of daylight hours; that's 0 hours of sunshine per day.

When is the sea warmest in Luxembourg?

The sea is usually at its warmest in Luxembourg in January when the water temperature reaches 0°C.

What is the flight time to Luxembourg from the UK?

The flight time to Luxembourg from the UK is typically 1.5 hours.

What is the time difference between Luxembourg and the UK?

The time difference between Luxembourg and the UK is UK time+1 hour.

What is the main language spoken in Luxembourg?

The main languages spoken in Luxembourg are Luxembourgish, French and German.

Learn a language for Luxembourg with Rosetta Stone^*, Busuu^* and Babbel^*.

What is the currency in Luxembourg?

The currency in Luxembourg is the Euro (EUR).

Send money to Luxembourg with TransferGo^*, Wise.com^* and XE Money Transfers^*.

Which plugs are used in Luxembourg?

Luxembourg uses electrical plug type C + F (230 Volts).

Which side of the road do they drive on in Luxembourg?

They drive on the right side of the road in Luxembourg.

Find out more about driving in Luxembourg with RAC^* and International Drivers Association^*.

Luxembourg travel deals

Holidays to Luxembourg

Check out the latest deals, discount codes and special offers on holidays to Luxembourg in 2025/2026. Pay low deposits and save with last minute holiday availability and free kids places.