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A good place. At the right time.

Best time to visitLuxembourg.

Plan your visit

Find your month.

Temperature unit for this guide
What matters most?

Start with September.

#1 of 12 · Balanced · 7.4/10

Overnight stays are 52% of the busiest month.

Based on Luxembourg countrywide averages.

Afternoon high
69°F
Daylight
about 13 hours
Crowds
Moderate

About 8 rain days in a typical September, with about 13 hours of daylight.

Historical averages, not forecasts or live prices.

Illustration of Riverside houses in Luxembourg’s Grund quarter
Riverside houses in Luxembourg’s Grund quarter

A regional guide. Figures cover Luxembourg. Conditions vary within the region.

The whole calendar

Already have dates?

Explore your month, then weigh up the trade-offs.

Choose your month
Average afternoon highsTop 3 matches · Balanced priorities

September at a glance

Balanced match #1 · 7.4/10

Overnight stays are 52% of the busiest month.

About 8 rain days in a typical September, with about 13 hours of daylight.

Read the September guide
Afternoon high
69°F
Night low
49°F
Rain days
8
Daylight
12h 42m
Crowds
Moderate

All 12 months, on the same measures. Tap a heading to sort or a month to open its guide.Select a month to open its guide. Scroll the table for more detail.

Luxembourg · all 12 months
RankMonthOverallWeatherCrowdsCostHighLowRain daysDaylight
#1September 7.4 8.4/10 Very good ModeratePricey 69°F49°F 812h 42m
#2June 7.1 8.7/10 Very good BusyPricey 73°F53°F 1016h 18m
#3May 6.8 7.9/10 Very good BusyPricey 66°F45°F 915h 20m
#4April 6.8 7.0/10 Very good ModeratePricey 59°F39°F 813h 42m
#5July 6.7 9.1/10 Excellent PeakPricey 76°F55°F 1015h 57m
#6March 6.7 5.7/10 Good LowPricey 52°F34°F 1011h 47m
#7August 6.6 9.0/10 Excellent PeakPricey 76°F55°F 914h 32m
#8October 6.6 6.4/10 Good ModeratePricey 59°F44°F 1110h 52m
#9February 6.1 4.5/10 Fair LowPricey 45°F30°F 910h 05m
#10November 5.9 4.6/10 Fair LowPricey 49°F37°F 129h 08m
#11January 5.7 3.7/10 Fair LowPricey 42°F30°F 148h 33m
#12December 5.6 3.8/10 Fair LowPricey 44°F34°F 148h 09m

Overall follows your priorities. Crowds compare each month with this place's own year. Highs, lows and rain days are historical averages for 2011–2025.

A little perspective

The shape of the year.

Temperature unit for this page
Afternoon highNight low

Top balanced match · September

Historical monthly averages. Gaps mean data is unavailable. The comparison table above lists all months in text. The dotted vertical line marks the selected month.Temperature · °F15°30°45°60°75°90°January: 42°F afternoon highFebruary: 45°F afternoon highMarch: 52°F afternoon highApril: 59°F afternoon highMay: 66°F afternoon highJune: 73°F afternoon highJuly: 76°F afternoon highAugust: 76°F afternoon highSeptember: 69°F afternoon highOctober: 59°F afternoon highNovember: 49°F afternoon highDecember: 44°F afternoon highJanuary: 30°F night lowFebruary: 30°F night lowMarch: 34°F night lowApril: 39°F night lowMay: 45°F night lowJune: 53°F night lowJuly: 55°F night lowAugust: 55°F night lowSeptember: 49°F night lowOctober: 44°F night lowNovember: 37°F night lowDecember: 34°F night lowRain days150January: 14 rain days14February: 9 rain days9March: 10 rain days10April: 8 rain days8May: 9 rain days9June: 10 rain days10July: 10 rain days10August: 9 rain days9September: 8 rain days8October: 11 rain days11November: 12 rain days12December: 14 rain days14Crowds · stronger shading means busierJanuary: LowJanFebruary: LowFebMarch: LowMarApril: ModerateAprMay: BusyMayJune: BusyJunJuly: PeakJulAugust: PeakAugSeptember: ModerateSepOctober: ModerateOctNovember: LowNovDecember: LowDec Historical monthly averages. Gaps mean data is unavailable. The comparison table above lists all months in text. The dotted vertical line marks the selected month.Temperature · °F15°30°45°60°75°90°January: 42°F afternoon highFebruary: 45°F afternoon highMarch: 52°F afternoon highApril: 59°F afternoon highMay: 66°F afternoon highJune: 73°F afternoon highJuly: 76°F afternoon highAugust: 76°F afternoon highSeptember: 69°F afternoon highOctober: 59°F afternoon highNovember: 49°F afternoon highDecember: 44°F afternoon highJanuary: 30°F night lowFebruary: 30°F night lowMarch: 34°F night lowApril: 39°F night lowMay: 45°F night lowJune: 53°F night lowJuly: 55°F night lowAugust: 55°F night lowSeptember: 49°F night lowOctober: 44°F night lowNovember: 37°F night lowDecember: 34°F night lowRain days150January: 14 rain days14February: 9 rain days9March: 10 rain days10April: 8 rain days8May: 9 rain days9June: 10 rain days10July: 10 rain days10August: 9 rain days9September: 8 rain days8October: 11 rain days11November: 12 rain days12December: 14 rain days14Crowds · stronger shading means busierJanuary: LowJanFebruary: LowMarch: LowApril: ModerateMay: BusyMayJune: BusyJuly: PeakAugust: PeakSeptember: ModerateSepOctober: ModerateNovember: LowDecember: LowDec
Explore a month

September

High
69°F
Low
49°F
Rain
8 days
Crowds
Moderate

Luxembourg regional averages · Historical patterns, not a forecast. Gaps mean no data. Crowds compare months within this region.

The busiest month records 4.3 times the overnight stays of the quietest.

Very-good-or-better weather scores: April to September. No month has a poor weather score.

Peak-season months: July to August. Low-season months: November to March.

The two busiest months account for 32% of annual overnight stays.

On the 2024 EU comparison, Luxembourg's restaurants and hotels are above EU average.

Before you go

Pack a little context.

Fewer crowds

January is quietest.

January, at 23% of the busiest month (August). Low season, under 35% of the peak: November to March.

Good weather

September, outside the busy season.

Very good or better April to September. July has the highest displayed weather score (9.1/10). Highest weather score outside the busy season: September.

Lower prices

January to March.

These are three lower-price months on Luxembourg's historical 2024–2025 national hotel index. It cannot identify this region's cheapest bookable rooms.

School holidays

Summer break meets the busy season.

If your dates follow US school breaks: June falls in busy season; July and August fall in peak season. Spring break spans low season in March and moderate season in April.

Local families travel too: at least 30% of people in Luxembourg live where schools are out on a typical day February, April, July to August and December. Luxembourg's school calendar for September isn't fully published yet. (School holidays: OpenHolidays, ODbL.)

About these answers

These are historical seasonal patterns. Crowds compare a month with this place's own busiest month; they do not measure queues at individual sights. Weather answers use the displayed weather scores. These seasonal facts stay the same when you change your priorities; your Overall recommendation updates above. Prices retain the scope stated beside them. Full methodology.

Choose your season

The year, season by season.

Winter

Dec–Feb

Low season throughout.

42–45°FAfternoon highs

Spring

Mar–May

A quieter start, a busier finish.

March falls in low season; April falls in moderate season; May falls in busy season.

52–66°FAfternoon highs

Summer

Jun–Aug

A busy season for visitors.

June falls in busy season; July and August fall in peak season.

73–76°FAfternoon highs

Autumn

Sep–Nov

A busier start, a quieter finish.

September and October fall in moderate season; November falls in low season.

49–69°FAfternoon highs

Ranges span monthly average afternoon highs, not daily extremes. Conditions and seasonal openings vary within Luxembourg.

How we know

The default Balanced Overall weighs weather 50%, crowds 30% and cost 20%. Your priority choice updates the Overall, month ranks and recommendation. While your weather weight is at least 40%, Overall cannot exceed weather by more than 2. Close scores can describe different trip experiences. How the scores work.

Statistical regionLU00 · Luxembourg
Region typeCountryside (Eurostat NUTS3 typologies weighted by population: urban 0%, coastal 0%, mountain 0%; median ground height 329 m)
Population used682,000 (1 January 2025)
Crowd reference years2024–2025 average
How our weather was checkedOfficial climate averages for Luxembourg-Findel from the national weather service, every month: afternoon highs typically within 1°F (0.6°C), night lows within 2°F (0.9°C).
Climate indexHCI:Urban, observed climatology over 15 years (2011–2025)
Hotel occupancy (annual)45%
Accommodation mix56% hotels, 36% camping
Country price level (restaurants & hotels, EU27 = 100)124
Daylight latitude49.77° N

Crowds: Eurostat nights spent at tourist accommodation establishments by month and NUTS 2 region, per 1,000 inhabitants, divided by days in the month. "Season here" is the month's figure as a share of this region's busiest month. "Visitors" ranks overnight visitors per resident against all Europe's regions that month. Weather: Holiday Climate Index (Scott et al. 2016; Rutty et al. 2020) computed from ERA5 reanalysis with daily highs, night lows and rain days corrected from open national weather-service station records and population-weighted to the region. Prices are national. Hand-written notes are marked and nothing depends on them. Full method · this region's data.