Genk weather in August

In August, Genk sees average daytime highs of 23°C and overnight lows near 14°C, with 74 mm of rain across 12 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 3rd-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 17% of the time in August, and the air most often feels dry.

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

Daytime high
23°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
74 mm
12 wet days
Daylight
14 h 24 min
5:31 AM – 7:53 PM
Cloud cover
65%
1st clearest
Wind
11 km/h
12th windiest
Solar energy
4.37 kWh/m²
Travel score
6.4
out of 10

Genk is city in Genk municipality, Belgium.

Air quality
Good
PM10 26.4 µg/m³ · 2010

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 Genk reaches about 23°C in the afternoon and slips back to 14°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°20°30°151015202531
Avg high (°C)Avg low (°C)
12415
22415
32415
42415
52415
62415
72415
82415
92415
102415
112414
122414
132314
142314
152314
162314
172314
182314
192314
202314
212314
222314
232214
242213
252213
262213
272213
282213
292113
302113
312113

How August really feels in Genk

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.

Genk weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6612.21.48.20.3
Feb / 6011.429.70.7
Mar11° / 6012.60.911.52.3
Apr15° / 4810.60.113.54.2
May19° / 5912.1015.35.5
Jun21° / 12°6812.2016.26.0
Jul23° / 14°7612.7015.86.4
Aug23° / 14°7412014.36.4
Sep19° / 11°6010.5012.45.9
Oct15° / 6111.1010.44.1
Nov10° / 6412.40.38.71.9
Dec / 7713.51.97.80.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24159
34159
44159
54060
64060
73961
83961
93763
103763
113664
123664
133664
143466
153466
163367
173367
183268
193268
203268
213268
223268
233268
243268
253268
263367
273367
283466
293466
303466
313466

Chance of precipitation in August

Any precipitation

Genk gets around 74 mm of rain over 12 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 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
438
538
638
738
839
939
1039
1139
1240
1340
1440
1540
1640
1740
1840
1940
2039
2139
2239
2339
2438
2538
2637
2737
2836
2936
3035
3135

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 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13545172
23546172
33646172
43646162
53646161
63747161
73746151
83746151
93846151
103846151
113945151
123945151
134044161
144043161
154142161
164242161
174241161
184340161
194439161
204439161
214538161
224737161
234836151
244935151
255134141
265134141
275333131
285532121
295631121
305830111
315930110

Wind in August

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

Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
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
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 12 min 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 108 minutes over August. Sunrise moves from 5:08 AM to 5:55 AM, and sunset from 8:20 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.25:088:20
215.15:108:18
315.15:118:17
415.05:138:15
515.05:148:13
614.95:168:12
714.95:178:10
814.85:198:08
914.85:208:06
1014.75:228:04
1114.75:238:03
1214.65:258:01
1314.55:277:59
1414.55:287:57
1514.45:307:55
1614.45:317:53
1714.35:337:51
1814.25:347:49
1914.25:367:47
2014.15:387:45
2114.15:397:43
2214.05:417:41
2313.95:427:38
2413.95:447:36
2513.85:467:34
2613.75:477:32
2713.75:497:30
2813.65:507:28
2913.65:527:25
3013.55:547:23
3113.45:557:21

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.37 kWh/m².

For context, solar energy here swings from a low near 0.62 kWh/m² to a high of 5.25 kWh/m² in June across the year — August's 4.37 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.4Bright
164.4Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.0Bright
244.0Bright
254.0Moderate
263.9Moderate
273.9Moderate
283.8Moderate
293.8Moderate
303.7Moderate
313.7Moderate
Planning a trip in August

Is August a good time to visit Genk?

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

6.4
Sightseeing
1st-best month of the year
4.9
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Genk for sightseeing.

What to pack for Genk in August

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

In August, Genk sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

UV index in Genk 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 Genk peaks around July 13 at about 6 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Genk 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 Genk is worst in April — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1216 µg/m³Dec 1311 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar16Moderate
Apr16Moderate
May15Moderate
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep13Moderate
Oct12Good
Nov11Good
Dec11Good
Location & terrain

Where is Genk?

Genk sits at 51.0°N, 5.5°E, 66 m above sea level, in Belgium. The nearest listed city is Diepenbeek, 9.0 km away.

Topography around Genk

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

Within 3 km, the terrain around Genk has only modest variations in elevation — a maximum elevation change of 117 m around an average of 76 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 154 m; within 80 km, large variations in elevation — a maximum elevation change of 992 m.

The land around Genk is covered by trees (58%) and artificial surfaces (31%) within 3 km, trees (46%) and grassland (22%) within 16 km, and trees (36%), cropland (28%) and grassland (24%) within 80 km.

3 km
117 m
16 km
154 m
80 km
992 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Diepenbeek 9.0 km · Zonhoven 10 km · Bilzen 10 km · Houthalen 12 km · Hasselt 12 km · Lanaken 13 km · Helchteren 13 km · Mechelen-aan-de-Maas 13 km

Belgium travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 81% of US
price level, 2025
GDP per capita
$60,750
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
5.8
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 608
Religion
Roman Catholic 57%nonbeliever/agnostic 20%atheist 9%Muslim 7%

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 Genk (50.965°, 5.5008°, elevation 66 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).