Luxembourg Luxembourg Weather in January — Climate Guide
January in Luxembourg is low
Luxembourg Weather in January — Quick Answer
As of 2026- Avg temp
- 4° / -1°
- Rainfall
- 80mm · 17 days
- Crowds
- Quiet
As of 2026, Luxembourg in January averages a high of 4°C and low of -1°C with 80mm of rain over about 17 days. Cold-grey winter — daytime 4°C / 39°F, nighttime -1°C / 30°F, frequent overcast + 17 rainy days + occasional light snow (rarely sticks). Heavy winter coat + scarf + waterproof boots + warm layers + compact umbrella + thermal base layers for outdoor sightseeing. Old Town stone surfaces get slippery — sturdy waterproof shoes essential.
January is low for Luxembourg.
January is Luxembourg's quietest month with the lowest tourist crowds + lowest hotel rates of the year. Bock Casemates and Pétrusse Casemates run reduced winter schedules (verify hours before visiting). The Christmas market on Place d'Armes wraps up the first week of January.
The canonical January Luxembourg City experience is the post-Christmas-market quiet — Old Town heritage walks without summer crowds, Mosconi or La Cristallerie dinner reservations available 3-5 days ahead instead of 2-3 weeks, and hotel rates 30-40% off business-peak.
Travel score
Year's quietest month + cold-grey winter + Les Soldes sales window
January Weather at a Glance
January in Luxembourg averages 39°F / 4°C highs and 30°F / -1°C lows with 17 rainy days and 80mm of rain. Humidity 85%, UV 1, sunshine 1.5 hours daily — year's lowest. Frequent overcast + occasional light snow. Sunset 4:30 PM, sunrise 8:30 AM.
January Travel Advice
Book 1-2 weeks ahead. Verify Bock + Pétrusse Casemates winter hours before visiting (often reduced to 11:00-16:00). Mosconi + La Cristallerie reservations easier than peak season. Bring serious winter coat + waterproof boots; Old Town cobblestones get slippery.
January Pricing Trends
Year's lowest pricing: boutique EUR 120-200/night / $130-216, 4-star EUR 180-260 / $194-281, Le Royal + Hotel Le Place d'Armes 5-star EUR 240-380 / $260-410.
Luxembourg January Weather Stats
Avg High
4°C
Avg Low
-1°C
Rainy Days
17
80mm total
Sunshine
1.5h
Daily avg
Humidity
85%
humid
UV Index
1
Low
Wind
18 km/h
Gusts 35
Sea Temp
5°C
no swimming
Crowds
Quiet
At attractions
January Sunrise & Sunset
Air Quality
PM2.5
12 μg/m³
PM10
22 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
1°C
Nighttime
-4°C
Humidity and wind affect how the actual temperature feels.
Wind
18 km/h
Max gust 35 km/h
Activities Recommended for January
January Travel Pros & Cons
Pros
- Year's lowest hotel rates
- Year's lowest tourist crowds
- Les Soldes sales season (30-60% discounts mid-Jan to early-Feb)
- Mosconi + La Cristallerie reservations available 3-5 days ahead
- Quiet Old Town heritage walking + atmospheric grey-mist photography
Cons
- Year's coldest + greyest weather
- Bock + Pétrusse Casemates reduced winter hours
- Frequent overcast (only 1.5h sunshine/day average)
- Christmas market wraps up early January
- Outdoor sightseeing limited by cold + rain
January Events & Festivals
- Year's coldest stretch + greyest skies
- Bock Casemates reduced winter hours
- Luxembourg City Christmas Market wraps up (early January)
- Sales season (les Soldes — fixed-date discounts mid-January)
Luxembourg in January — Full Picture
January is Luxembourg's quietest month with the lowest tourist crowds + lowest hotel rates of the year. Bock Casemates and Pétrusse Casemates run reduced winter schedules (verify hours before visiting). The Christmas market on Place d'Armes wraps up the first week of January.
The canonical January Luxembourg City experience is the post-Christmas-market quiet — Old Town heritage walks without summer crowds, Mosconi or La Cristallerie dinner reservations available 3-5 days ahead instead of 2-3 weeks, and hotel rates 30-40% off business-peak.
The 'les Soldes' nationwide sales season (fixed-date discounts mid-January through early February) is the canonical Luxembourg City shopping window — Grand-Rue + Boulevard Royal designer stores discount 30-60%. Skip January if your priority is outdoor sightseeing + photography; choose it for indoor museum depth + heritage walking + value pricing.
What to Wear & What to Pack
Cold-grey winter — daytime 4°C / 39°F, nighttime -1°C / 30°F, frequent overcast + 17 rainy days + occasional light snow (rarely sticks). Heavy winter coat + scarf + waterproof boots + warm layers + compact umbrella + thermal base layers for outdoor sightseeing. Old Town stone surfaces get slippery — sturdy waterproof shoes essential.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
14°C
5.7°C
13.3/mo
Summer (Jun·Jul·Aug)
23.3°C
13.3°C
12.3/mo
Autumn (Sep·Oct·Nov)
14°C
7°C
13.7/mo
Winter (Dec·Jan·Feb)
Current5°C
-0.3°C
16.3/mo
Luxembourg Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 4° | -1° | 17d·80mm | 1.5h | 85% | 1 | Quiet | Low season | |
| 6° | 0° | 15d·65mm | 2.5h | 80% | 2 | Quiet | Low season | |
| 10° | 3° | 14d·65mm | 4h | 75% | 3 | Quiet | Shoulder | |
| 14° | 5° | 13d·60mm | 5.5h | 70% | 4 | Moderate | Shoulder | |
| May (Best) | 18° | 9° | 13d·65mm | 7h | 70% | 5 | Busy | Peak |
| June (Best) | 22° | 12° | 13d·75mm | 8h | 70% | 6 | Busy | Peak |
| July (Best) | 24° | 14° | 12d·75mm | 8h | 70% | 7 | Busy | Peak |
| August (Best) | 24° | 14° | 12d·75mm | 7.5h | 70% | 6 | Busy | Peak |
| September (Best) | 20° | 11° | 12d·70mm | 6h | 75% | 4 | Busy | Peak |
| 14° | 7° | 13d·70mm | 4h | 80% | 2 | Moderate | Shoulder | |
| 8° | 3° | 16d·80mm | 2h | 85% | 1 | Quiet | Shoulder | |
| 5° | 0° | 17d·85mm | 1.5h | 85% | 1 | Busy | Peak |
View Other Months
Luxembourg January Hotel Picks
Frequently Asked Questions
Is January a good time to visit Luxembourg?
Luxembourg in January is low. Tourist crowds are quiet and flight/hotel prices are low season.
What's the average temperature in Luxembourg in January?
Luxembourg January averages a high of 4°C and a low of -1°C.
Does it rain much in Luxembourg in January?
Luxembourg January averages 80mm of rainfall over about 17 rainy days.
What should I wear in Luxembourg in January?
Cold-grey winter — daytime 4°C / 39°F, nighttime -1°C / 30°F, frequent overcast + 17 rainy days + occasional light snow (rarely sticks). Heavy winter coat + scarf + waterproof boots + warm layers + compact umbrella + thermal base layers for outdoor sightseeing. Old Town stone surfaces get slippery — sturdy waterproof shoes essential.
What time are sunrise and sunset in Luxembourg in January?
Luxembourg January sunrise is 08:30 and sunset is 16:30, with 8h 00min of daylight.
What's the air quality like in Luxembourg in January?
Luxembourg January air quality (AQI) averages 35, rated Good. PM2.5 averages 12μg/m³.
What activities are recommended in Luxembourg in January?
In January, Luxembourg is great for MUDAM modern art museum (indoor), Bock Casemates reduced-hour visits, Notre-Dame Cathedral + Grand Ducal Palace exterior.
Is January peak season in Luxembourg?
Luxembourg January crowds are quiet and prices are low season. You can travel relatively comfortably without long queues.
Best Months to Visit Luxembourg
View Other Months
Planning a January trip to Luxembourg?
You've checked the weather — next come the budget and the route.
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.