Heusy weather in August

In August, Heusy sees average daytime highs of 21°C and overnight lows near 13°C, with 87 mm of rain across 13.3 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 19% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 06 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Heusy's 1st-clearest and 12th-windiest month. For the whole year in context, see Heusy's year-round climate.

Daytime high
21°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
87 mm
13.3 wet days
Daylight
14 h 18 min
5:31 AM – 7:50 PM
Cloud cover
65%
1st clearest
Wind
12 km/h
12th windiest
Solar energy
4.42 kWh/m²
Travel score
5.9
out of 10

Heusy is section of Verviers, Belgium.

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 22°C in the first days to 20°C by the end.

A typical August day in Heusy reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 27°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)
12214
22214
32214
42214
52214
62214
72213
82213
92213
102213
112213
122213
132213
142213
152113
162113
172113
182113
192113
202113
212113
222112
232112
242012
252012
262012
272012
282012
292012
301912
311911

How August really feels in Heusy

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.

Heusy weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9714.64.28.30.0
Feb / -0°8313.15.59.70.1
Mar / 8514.73.411.51.5
Apr13° / 6412.70.713.53.2
May17° / 7313.9015.24.7
Jun19° / 11°8514016.15.4
Jul21° / 13°8914.5015.85.9
Aug21° / 13°8713.3014.35.9
Sep17° / 10°7412012.45.2
Oct13° / 7613.2010.43.3
Nov / 8314.31.68.71.1
Dec / 10815.94.97.80.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% 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 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24159
34060
44060
54060
63961
73961
83961
93862
103862
113862
123862
133862
143763
153763
163763
173763
183664
193664
203664
213664
223664
233664
243664
253565
263565
273565
283565
293565
303466
313466

Chance of precipitation in August

Any precipitation

Heusy gets around 87 mm of rain over 13.3 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 43% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
141
241
341
441
541
641
741
842
942
1043
1144
1244
1345
1445
1545
1645
1745
1845
1945
2045
2145
2244
2344
2444
2544
2643
2743
2843
2942
3042
3142

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 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14641130
24642130
34642120
44642110
54643110
64743110
74743100
84842100
94842100
104842100
114941100
124941100
135040100
145040100
155139100
165138110
175237110
185237110
195336110
205435110
215534110
225633110
235732101
245831101
255930101
26612991
27622891
28642781
29662671
30662671
31682561

Wind in August

Winds average 12 km/h in August, the calmest month.

Across August, daily wind ranges from about 11 km/h on the calmest days to 13 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
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3013light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 06 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 102 minutes over August. Sunrise moves from 5:08 AM to 5:54 AM, and sunset from 8:17 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.15:088:17
215.15:108:15
315.05:118:14
415.05:138:12
514.95:148:11
614.95:158:09
714.85:178:07
814.85:188:05
914.75:208:04
1014.75:228:02
1114.65:238:00
1214.65:257:58
1314.55:267:56
1414.45:287:54
1514.45:297:52
1614.35:317:50
1714.35:327:49
1814.25:347:47
1914.25:357:44
2014.15:377:42
2114.05:397:40
2214.05:407:38
2313.95:427:36
2413.85:437:34
2513.85:457:32
2613.75:467:30
2713.75:487:28
2813.65:507:25
2913.55:517:23
3013.55:537:21
3113.45:547:19

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.42 kWh/m².

For context, solar energy here swings from a low near 0.64 kWh/m² to a high of 5.27 kWh/m² in June across the year — August's 4.42 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.9Bright
54.9Bright
64.8Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.6Bright
144.5Bright
154.5Bright
164.4Bright
174.4Bright
184.3Bright
194.3Bright
204.3Bright
214.2Bright
224.2Bright
234.1Bright
244.0Bright
254.0Bright
264.0Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
313.7Moderate
Planning a trip in August

Is August a good time to visit Heusy?

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

5.9
Sightseeing
1st-best month of the year
3.7
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Heusy for sightseeing.

What to pack for Heusy in August

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

In August, Heusy sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear. About 13 days see rain.

rain gear

UV index in Heusy 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 Heusy peaks around July 16 at about 7 (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 16UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul7High
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Heusy 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 Heusy is worst in April — around 18 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (November, 11 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1218 µg/m³Nov 2211 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb13Moderate
Mar17Moderate
Apr18Moderate
May15Moderate
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep13Moderate
Oct12Good
Nov11Good
Dec11Good
Location & terrain

Where is Heusy?

Heusy sits at 50.6°N, 5.9°E, 273 m above sea level, in Belgium. The nearest listed city is Verviers, 2.0 km away.

ChaudfontaineGrivegnée

Topography around Heusy

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

Within 3 km, the terrain around Heusy has only modest variations in elevation — a maximum elevation change of 228 m around an average of 262 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 612 m; within 80 km, large variations in elevation — a maximum elevation change of 1,001 m.

The land around Heusy is covered by trees (45%), grassland (30%) and artificial surfaces (22%) within 3 km, trees (48%) and grassland (43%) within 16 km, and trees (42%), grassland (26%) and cropland (25%) within 80 km.

3 km
228 m
16 km
612 m
80 km
1,001 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Verviers 2.0 km · Herve 9.0 km · Soumagne 9.0 km · Spa 10 km · Eupen 13 km · Fléron 14 km · Chaudfontaine 16 km · Grivegnée 19 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 Heusy (50.5746°, 5.8662°, elevation 273 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).