Dudelange weather in August

In August, Dudelange sees average daytime highs of 23°C and overnight lows near 13°C, with 66 mm of rain across 10.9 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 23% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 hours at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Dudelange's 1st-clearest and 12th-windiest month. For the whole year in context, see Dudelange's year-round climate.

Daytime high
23°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
66 mm
10.9 wet days
Daylight
14 h 12 min
5:33 AM – 7:47 PM
Cloud cover
61%
1st clearest
Wind
11 km/h
12th windiest
Solar energy
4.69 kWh/m²
Travel score
6.6
out of 10

Dudelange is main town of the municipality of Dudelange.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 21°C by the end.

A typical August day in Dudelange reaches about 23°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 29°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32414
42414
52414
62414
72414
82414
92414
102414
112314
122314
132314
142314
152314
162314
172313
182313
192313
202313
212213
222213
232213
242213
252213
262213
272212
282112
292112
302112
312112

How August really feels in Dudelange

Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Dudelange weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°7412.22.78.40.0
Feb / -0°6110.53.29.80.2
Mar10° / 6411.61.411.52.0
Apr14° / 5511.10.313.43.9
May18° / 6912.6015.15.3
Jun21° / 12°65110166.1
Jul23° / 14°6211.3015.66.6
Aug23° / 13°6610.9014.26.6
Sep19° / 10°649.7012.45.9
Oct14° / 7011.4010.53.7
Nov / 7112.61.18.91.2
Dec / 9113.93.480.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34654
44753
54753
64654
74654
84555
94654
104555
114555
124555
134456
144456
154357
164357
174357
184357
194357
204456
214357
224258
234159
244159
254159
264159
274060
284060
294060
303961
313961

Chance of precipitation in August

Any precipitation

Dudelange gets around 66 mm of rain over 10.9 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 35% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
435
536
636
736
836
936
1036
1136
1236
1336
1436
1536
1636
1736
1835
1935
2035
2135
2235
2335
2434
2534
2634
2733
2833
2933
3032
3132

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1443817
2443917
3443916
4444016
5444015
6454015
7454014
8454014
9464014
10464014
11464014
12474013
13473913
14483913
15493813
16493813
17503713
18513613
19513514
20513514
21523414
22543313
23553213
24563113
25583012
26592912
27612811
28622810
29632710
3064279
3165278

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 hours at the start of August to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over August. Sunrise moves from 5:11 AM to 5:55 AM, and sunset from 8:12 PM to 7:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:118:12
215.05:128:11
314.95:148:09
414.95:158:08
514.85:178:06
614.85:188:05
714.75:198:03
814.75:218:01
914.65:228:00
1014.65:247:58
1114.55:257:56
1214.55:277:54
1314.45:287:52
1414.35:307:51
1514.35:317:49
1614.25:337:47
1714.25:347:45
1814.15:367:43
1914.15:377:41
2014.05:397:39
2114.05:407:37
2213.95:427:35
2313.85:437:33
2413.85:457:31
2513.75:467:29
2613.75:487:27
2713.65:497:25
2813.55:517:23
2913.55:527:21
3013.45:547:18
3113.45:557:16

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.69 kWh/m².

For context, solar energy here swings from a low near 0.67 kWh/m² to a high of 5.55 kWh/m² in June across the year — August's 4.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.2Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.1Bright
85.0Bright
95.0Bright
105.0Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.8Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.4Bright
234.4Bright
244.3Bright
254.3Bright
264.2Bright
274.2Bright
284.1Bright
294.0Bright
304.0Bright
313.9Moderate
Planning a trip in August

Is August a good time to visit Dudelange?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.6
Sightseeing
1st-best month of the year
5.0
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Dudelange for sightseeing.

What to pack for Dudelange in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Dudelange sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Dudelange in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dudelange peaks around July 16 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Dudelange in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Dudelange is worst in April — around 16 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1516 µg/m³Dec 109 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar15Moderate
Apr16Moderate
May14Moderate
Jun14Moderate
Jul12Moderate
Aug12Moderate
Sep12Moderate
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Dudelange?

Dudelange sits at 49.5°N, 6.1°E, 295 m above sea level, in Luxembourg. The nearest listed city is Esch-sur-Alzette, 8.0 km away.

Esch-sur-AlzetteLuxembourgArlon

Topography around Dudelange

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dudelange.

Within 3 km, the terrain around Dudelange has only modest variations in elevation — a maximum elevation change of 225 m around an average of 320 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 328 m; within 80 km, large variations in elevation — a maximum elevation change of 712 m.

The land around Dudelange is covered by trees (50%), grassland (21%) and artificial surfaces (20%) within 3 km, trees (38%), cropland (25%) and grassland (24%) within 16 km, and trees (45%), cropland (27%) and grassland (23%) within 80 km.

3 km
225 m
16 km
328 m
80 km
712 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Esch-sur-Alzette 8.0 km · Thionville 14 km · Luxembourg 15 km · Yutz 16 km · Hayange 17 km · Arlon 30 km · Merzig 40 km · Metz 41 km

Luxembourg travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 94% of US
price level, 2025
GDP per capita
$147,252
2025
Happiness
7.1 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.5
per 100k, 2022
Road deaths
4.1
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 71%unaffiliated 27%Muslim 2%other 0%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Dudelange (49.4806°, 6.0875°, elevation 295 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).