2026 Climate Averages

Luxembourg City: Weather Guide & Climate

Complete month-by-month weather guide: Luxembourg City. Best time to visit: May, June, July, August, September. Plan your trip with detailed climate data.

☀️ Climate Overview

Luxembourg City has a Moderate climate with average yearly highs of 15°C, lows of 7°C, and approximately 12 rainy days per month.

The best time to visit Luxembourg City is during May, June, July, August, September, when conditions are perfect for sightseeing and exploration

Drier season: Feb–Sep Wetter season: Jan–Dec

Now

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Feels like --
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Local time

Air Quality

Hottest

24°C August
Avg Low 14°C
Rain 11 days

Coldest

0°C January
Avg High 5°C
Rain 13 days

Driest Month

10 rainy days July
Avg High 23°C
Avg Low 13°C

Windiest Month

21 km/h

February (gusts 43)

Forecast for your trip dates

Up to 14 days ahead

Weather by Season

Spring

Mar–May

High 14°C
Low 5°C
Rain 11 days
Crowds
Moderate
Travel Costs Shoulder Rates

Summer

Jun–Aug

High 23°C
Low 13°C
Rain 11 days
Crowds
Very Busy
Travel Costs Peak Rates

Autumn

Sep–Nov

High 15°C
Low 8°C
Rain 13 days
Crowds
Moderate
Travel Costs Shoulder Rates

Winter

Dec–Feb

High 6°C
Low 1°C
Rain 13 days
Crowds
Very Quiet
Travel Costs Value Rates

Month-by-Month Weather Table

⚖️Find Your Ideal Month

Adjust the sliders to weight what matters most to you.

5
3
3
Your Best MonthOctScore: 6.2

Where to Stay

See hotels, apartments & rentals around Luxembourg City – live prices from Booking.com, Expedia, Vrbo and more

Luxembourg City

Fortress valleys with Old Quarter & Casemates and Grand Ducal Palace, modern EU quarter, and multilingual culture.

View Full Destination Guide

Ready to Plan Your Luxembourg City Trip?

Get strategic travel tips, seasonal insights, and expert recommendations.

Frequently Asked Questions

What type of climate does Luxembourg City have?
Luxembourg City has a moderate climate with average yearly temperatures of 15°C and 7°C.
When is the best time to visit Luxembourg City?
The best time to visit Luxembourg City is during May, June, July, August, September, when temperatures average around 18°C and conditions are ideal for sightseeing.
What are the hottest and coldest months in Luxembourg City?
The hottest month in Luxembourg City is August with average highs of 24°C, while the coldest is January with average lows of 0°C.
When is the rainy season in Luxembourg City?
Luxembourg City sees the most rain in October (14 rainy days), while July is the driest month (10 rainy days).
Does it get cold at night in Luxembourg City?
Night temperatures vary throughout the year. The coldest nights are in January (0°C), while August has the warmest evenings (14°C). Pack layers for cooler months.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Last Updated: February 2026