AI-generatedClervaux at a glance
- Best time
- May – Sep
- Warmest month
- Jul · 23°
- Sunshine a year
- 1,530 h
- Rain a year
- 896 mm
- Climate
- Maritime
- Time zone
- UTC+1 / UTC+2
- Elevation
- 364 m
Climate in Clervaux
Clervaux has a maritime climate with moderate summers and cool, often grey winters. July is the warmest month with average highs of 23 °C, while January is the coolest at 4 °C. With around 1,530 hours of sunshine a year, Clervaux is rather dull; June is the sunniest month with 6.7 hours a day.
Holiday weather through the year
Best time to visit Clervaux
The best time to visit Clervaux is from May to September. For sightseeing, day trips and hiking, conditions are most comfortable in September. Rain is frequent in March and from October to January; the wettest month is December with 85 mm.
Clervaux through the seasons
How the weather changes over the seasons, with averages for each.
Clervaux in spring
Mar – May
Fair
- 10–18 °C by day
- 5.3 h of sun a day
- 39 rainy days in all
Clervaux in summer
Jun – Aug
Good
- 21–23 °C by day
- 6.6 h of sun a day
- 41 rainy days in all
Clervaux in autumn
Sep – Nov
Fair
- 8–19 °C by day
- 3.1 h of sun a day
- 37 rainy days in all
Clervaux in winter
Dec – Feb
Poor
- 4–5 °C by day
- 1.8 h of sun a day
- 39 rainy days in all
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Sep
15–28 °C and not too much rain
Rainy months
Mar, Oct – Jan
Rainy season or more than 12 rainy days
Snow
Dec – Feb
Snow on 2 or more days
Find your perfect month
Tell us what you like and we rate every month in Clervaux for you.
Your best months: June – August
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Fair
Best time to visit: May – September
Keep in mindFrequent rain
A typical day in October
- Morning, 08:00: about 6°
- Midday, 13:00: about 13°
- Afternoon, 16:00: about 14°
- Evening, 20:00: about 11°
- Night, 23:00: about 9°
07:5618:47
Cold evenings: bring a warm jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:36–08:40 · evening 18:03–19:07
- Blue hour
- Morning 07:23–07:36 · evening 19:07–19:20
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Clervaux compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 16° at the start of the month to 11° at the end. The days get 1.8 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 16° | 11° |
| Night-time low | 8° | 4° |
| Daylight | 11.7 h | 9.9 h |
What is the weather like in Clervaux in October?
In October, Clervaux is cool: daytime highs average 14 °C, and nights cool down to about 6 °C. The sun is scarce, with only about 3.0 hours a day. Rain is frequent, with about 12 rainy days and 76 mm in total. All in all, October is a so-so month for a holiday in Clervaux.
More details for October
- Daylight
- 10 h 51 min07:56 – 18:47
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 76 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC+2offset from UTC
How the score comes together
- Temperatureweight 50 %63 %
- Sunshineweight 20 %0 %
- Few rainy daysweight 30 %41 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in October
- A jumper for the evenings
- Rain jacket or umbrella
Compare two months in Clervaux
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
June has the better holiday weather in Clervaux: score 73 against 44. In June, days are 7 °C warmer than in October. June has one more rainy day. The sun shines 4 hours longer a day in June.
| Month | October | June |
|---|---|---|
| Holiday weather score | 44 | 73better |
| Daytime high | 14° | 21° |
| Night-time low | 6° | 11° |
| Sunshine | 3.0 h | 6.7 hbetter |
| Rainy days | 12better | 13 |
| Rainfall | 76 mm | 80 mm |
Based on the climate averages 1996–2025.
Clervaux month by month
The typical weather for every month at a glance.
11January4° · 1.5 h
In January, Clervaux is cold: daytime highs average 4 °C, and nights often drop below freezing (−1 °C). The sun is scarce, with only about 1.5 hours a day. Rain is frequent, with about 13 rainy days and 78 mm in total. Snow falls on about 4 days. All in all, January is not an ideal month for a holiday in Clervaux.
Clervaux in January14February5° · 2.5 h
In February, Clervaux is cold: daytime highs average 5 °C, and nights often drop below freezing (−1 °C). The sun is scarce, with only about 2.5 hours a day. Rain is frequent, with about 12 rainy days and 68 mm in total. Snow falls on about 3 days. All in all, February is not an ideal month for a holiday in Clervaux.
Clervaux in February24March10° · 4.0 h
In March, Clervaux is cold: daytime highs average 10 °C, and nights cool down to about 2 °C. Expect around 4.0 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 68 mm in total. Snow falls on about 2 days. All in all, March is not an ideal month for a holiday in Clervaux.
Clervaux in March56April14° · 5.7 h
In April, Clervaux is cool: daytime highs average 14 °C, and nights cool down to about 4 °C. Expect around 5.7 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 61 mm in total. All in all, April is a so-so month for a holiday in Clervaux.
Clervaux in April69May18° · 6.1 h
In May, Clervaux is mild: daytime highs average 18 °C, and nights cool down to about 8 °C. Expect around 6.1 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 75 mm in total. All in all, May is a good month for a holiday in Clervaux.
Clervaux in May73June21° · 6.7 h
In June, Clervaux is warm: daytime highs average 21 °C, and nights cool down to about 11 °C. The sun shines for around 6.7 hours a day. Rain is frequent, with about 13 rainy days and 80 mm in total. All in all, June is a good month for a holiday in Clervaux.
Clervaux in June71July23° · 6.7 h
In July, Clervaux is warm: daytime highs average 23 °C, and nights cool down to about 13 °C. The sun shines for around 6.7 hours a day. It rains often – on about 14 days, adding up to 82 mm. All in all, July is a good month for a holiday in Clervaux.
Clervaux in July71August23° · 6.4 h
In August, Clervaux is warm: daytime highs average 23 °C, and nights cool down to about 13 °C. Expect around 6.4 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 80 mm in total. All in all, August is a good month for a holiday in Clervaux.
Clervaux in August72September19° · 4.9 h
In September, Clervaux is mild: daytime highs average 19 °C, and nights cool down to about 9 °C. Expect around 4.9 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 68 mm in total. All in all, September is a good month for a holiday in Clervaux.
Clervaux in September44October14° · 3.0 h
In October, Clervaux is cool: daytime highs average 14 °C, and nights cool down to about 6 °C. The sun is scarce, with only about 3.0 hours a day. Rain is frequent, with about 12 rainy days and 76 mm in total. All in all, October is a so-so month for a holiday in Clervaux.
Clervaux in October10November8° · 1.5 h
In November, Clervaux is cold: daytime highs average 8 °C, and nights cool down to about 3 °C. The sun is scarce, with only about 1.5 hours a day. Rain is frequent, with about 14 rainy days and 74 mm in total. Snow falls on about 2 days. All in all, November is not an ideal month for a holiday in Clervaux.
Clervaux in November8December5° · 1.3 h
In December, Clervaux is cold: daytime highs average 5 °C, and nights cool down to about 0 °C. The sun is scarce, with only about 1.3 hours a day. It rains often – on about 14 days, adding up to 85 mm. Snow falls on about 4 days. All in all, December is not an ideal month for a holiday in Clervaux.
Clervaux in DecemberClimate in detail
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Clervaux
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
ColdOctober: nights around 6°. The room should be heated.
The coolest nights are in February (−1°), the warmest in July (13°). Nights fall below 8 °C on average from October to April, so the room should be heated.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 11 | 4° | −1° | 1.5 h | 13 | 78 |
| FebruaryFeb | 14 | 5° | −1° | 2.5 h | 12 | 68 |
| MarchMar | 24 | 10° | 2° | 4.0 h | 13 | 68 |
| AprilApr | 56 | 14° | 4° | 5.7 h | 12 | 61 |
| MayMay | 69 | 18° | 8° | 6.1 h | 14 | 75 |
| JuneJun | 73 | 21° | 11° | 6.7 h | 13 | 80 |
| JulyJul | 71 | 23° | 13° | 6.7 h | 14 | 82 |
| AugustAug | 71 | 23° | 13° | 6.4 h | 13 | 80 |
| SeptemberSep | 72 | 19° | 9° | 4.9 h | 11 | 68 |
| OctoberOct | 44 | 14° | 6° | 3.0 h | 12 | 76 |
| NovemberNov | 10 | 8° | 3° | 1.5 h | 14 | 74 |
| DecemberDec | 8 | 5° | 0° | 1.3 h | 14 | 85 |
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
50.05° N, 6.03° E · 364 m · Europe/Luxembourg
Sunshine hours in Clervaux
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 3.0 of 10.9 hours of daylight in Clervaux, 28 % of the daylight hours.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
Rain in Clervaux: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Clervaux has about 12 rainy days with 76 mm of rain in total.
UV index in Clervaux
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 2 · lowLittle protection needed; sunglasses on bright days.
The sun is strongest in June (UV 8).
Minutes until sunburn in October
- Very fair skin
- about 60 min
- Fair skin
- about 75 min
- Light brown skin
- about 105 min
- Olive skin
- over 2 h
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind and clouds in Clervaux
How breezy and how cloudy Clervaux is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Clervaux typically peaks at 19 km/h during the day: Beaufort 3, gentle breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 76 % of the sky over Clervaux: mostly cloudy, with about 3.0 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Clervaux
How often the day gets hot in Clervaux (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Clervaux has about 0 hot days, with an average daytime high of 14 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Snow in Clervaux
Snow is possible in Clervaux, but no month makes it likely: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.
Snow calendar
- hardly any
- possible
- likely
- very likely
In October, it hardly ever snows in Clervaux.
Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.
Planning a trip to Clervaux
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Clervaux in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Clervaux has its best school-holiday weather during the summer holidays (score 71) and its weakest during the Christmas holidays (score 10).
- 46
Easter holidays
Mar – Apr
Fair
- 13 °C by day
- 5.2 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 70
May half-term
May – Jun
Good
- 19 °C by day
- 6.2 h of sun a day
- 14 rainy days a month
- 71
Summer holidays
Jul – Aug
GoodBest holidays
- 23 °C by day
- 6.5 h of sun a day
- 14 rainy days a month
- 44
October half-term
Oct
Fair
- 14 °C by day
- 3.0 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 10
Christmas holidays
Dec – Jan
Poor
- 5 °C by day
- 1.4 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain, Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- Short trip – train or car is often quicker
- Distance
- 480 km
- Time zone
- UTC+2
- Jet lag
- Hardly any (under 3 h)
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Compare & alternatives
Clervaux compared
Put Clervaux side by side with another destination.
Clervaux vs Vianden
In October Vianden has the better holiday weather (score 51 vs 44). During the day Vianden is 1 °C warmer than Clervaux.
| in October | Clervaux | Vianden |
|---|---|---|
| Holiday weather score | 44 | 51 |
| Daytime high | 14° | 15° |
| Sunshine | 3 h | 3 h |
| Rainy days | 12 | 12 |
| Best time | May – Sep | Apr – Sep |
Through the year
Luxembourg in October: the best places
In October, Clervaux ranks 11 of 11 destinations in this country.
- Wasserbillig16°56
- 2Echternach15°55
- 3Remich16°55
- 4Schengen16°55
- 5Mondorf-les-Bains15°54
- 6Diekirch15°52
- 7Vianden15°51
- 8Dudelange14°49
- 11ClervauxThis page14°44
Near Clervaux
Other destinations close by.
Places with a climate like Clervaux
Destinations whose weather through the year is closest to Clervaux's – good alternatives.
Frequently asked questions about Clervaux
When is the best time to visit Clervaux?
The best time to visit Clervaux is from May to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Clervaux?
July is the warmest month, with average highs of 23 °C and nights around 13 °C. January is the coolest month at 4 °C.
When does it rain most in Clervaux?
Rain is frequent in March and from October to January; the wettest month is December with 85 mm. The driest month is April with 61 mm.
How many hours of sunshine does Clervaux get?
Clervaux gets around 1,530 hours of sunshine a year. The sunniest month is June with 6.7 hours a day; in December there are 1.3 hours a day.
What time zone is Clervaux in?
Clervaux is on UTC+1 in January and UTC+2 in July.
Which school holidays are best for Clervaux?
Clervaux has its best school-holiday weather during the summer holidays (score 71) and its weakest during the Christmas holidays (score 10). Holiday ratings (0–100): Easter holidays 46, May half-term 70, summer holidays 71, October half-term 44, Christmas holidays 10.