Aarhus weather in August

In August, Aarhus sees average daytime highs of 20°C and overnight lows near 13°C, with 70 mm of rain across 12.1 wet days and about 14.9 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 19°C by the end. The sky is clear or mostly clear about 22% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 54 min at the start of August to 13 h 42 min by month's end. Set against the rest of the year, August is Aarhus's 4th-clearest and 11th-windiest month. For the whole year in context, see Aarhus's year-round climate.

Daytime high
20°
2nd warmest
Overnight low
13°
12th coldest
Rainfall
70 mm
12.1 wet days
Daylight
14 h 54 min
4:57 AM – 7:50 PM
Cloud cover
63%
4th clearest
Wind
15 km/h
11th windiest
Solar energy
4.5 kWh/m²
Travel score
6.0
out of 10

Aarhus is city in Central Denmark Region.

Air quality
Moderate
PM2.5 10.5 µg/m³ · 2019
Density
3,135/km²
people per km²
Founded
~800 CE

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 21°C in the first days to 19°C by the end.

A typical August day in Aarhus reaches about 20°C in the afternoon and slips back to 13°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°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)
12113
22113
32113
42113
52113
62113
72113
82113
92113
102113
112113
122113
132113
142113
152113
162113
172013
182013
192013
202013
212013
222013
232013
242012
252012
261912
271912
281912
291912
301912
311912

How August really feels in Aarhus

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.

Aarhus weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°4910.93.97.30.0
Feb / -1°409.149.10.0
Mar / 429.72.411.40.6
Apr11° / 42100.513.82.6
May15° / 55110164.5
Jun18° / 10°6811.2017.25.6
Jul21° / 13°6611.2016.76.2
Aug20° / 13°7012.1014.96.0
Sep17° / 10°5410.4012.55.0
Oct12° / 6111.10.110.12.9
Nov / 4910.70.97.91.0
Dec / 50112.66.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24456
34456
44357
54357
64258
74258
84159
94258
104258
114159
124159
134159
144060
154060
164060
174060
184060
193961
204060
213961
223961
233961
243961
253862
263862
273862
283862
293862
303763
313763

Chance of precipitation in August

Any precipitation

Aarhus gets around 70 mm of rain over 12.1 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
336
436
536
636
736
836
936
1037
1137
1237
1338
1438
1538
1639
1739
1840
1940
2041
2141
2242
2342
2442
2542
2642
2742
2842
2941
3041
3141

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 48% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13946141
23946141
33946141
43946141
53946141
64046141
74145131
84145131
94245130
104344130
114444130
124443130
134543130
144542130
154642120
164641120
174741120
184840120
194840110
204940110
215039111
225138101
235138101
24533791
25553681
26563581
27583471
28603361
29613261
30623251
31653140

Wind in August

Winds average 15 km/h in August.

Across August, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 54 min at the start of August to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 132 minutes over August. Sunrise moves from 4:28 AM to 5:27 AM, and sunset from 8:23 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.94:288:23
215.94:298:21
315.84:318:19
415.74:338:17
515.74:358:15
615.64:378:13
715.54:398:10
815.54:418:08
915.44:438:06
1015.34:458:04
1115.24:478:01
1215.24:497:59
1315.14:517:57
1415.04:537:54
1515.04:557:52
1614.94:577:50
1714.84:597:47
1814.75:017:45
1914.75:037:42
2014.65:057:40
2114.55:077:37
2214.45:097:35
2314.45:117:32
2414.35:137:30
2514.25:157:27
2614.15:177:24
2714.05:197:22
2814.05:217:19
2913.95:237:16
3013.85:257:14
3113.75:277:11

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.5 kWh/m².

For context, solar energy here swings from a low near 0.37 kWh/m² to a high of 5.95 kWh/m² in June across the year — August's 4.5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.6Bright
154.6Bright
164.5Bright
174.5Bright
184.4Bright
194.4Bright
204.3Bright
214.3Bright
224.2Bright
234.1Bright
244.1Bright
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 Aarhus?

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

6.0
Sightseeing
2nd-best month of the year
3.3
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Aarhus for sightseeing.

What to pack for Aarhus in August

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

In August, Aarhus sees daytime highs around 20°C and nights near 13°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Aarhus in August

The nearest coast averages about 18°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°C and coldest in February near 2°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan3Bracing
Feb2Bracing
Mar3Bracing
Apr6Bracing
May11Bracing
Jun15Bracing
Jul17Cool
Aug18Cool
Sep15Cool
Oct12Bracing
Nov8Bracing
Dec5Bracing

UV index in Aarhus in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aarhus peaks around June 22 at about 5 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 22UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5Moderate
Jun6High
Jul5High
Aug5Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Aarhus?

Aarhus sits at 56.2°N, 10.2°E, 10 m above sea level, in Denmark. The nearest listed city is Viby, 5.0 km away.

RandersHorsensSilkeborgHedenstedViborgVejle

Topography around Aarhus

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

Within 3 km, the terrain around Aarhus has only modest variations in elevation — a maximum elevation change of 90 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 123 m; within 80 km, only modest variations in elevation — a maximum elevation change of 185 m.

The land around Aarhus is covered by artificial surfaces (41%), water (31%) and trees (21%) within 3 km, water (33%) and cropland (26%) within 16 km, and water (42%) and cropland (28%) within 80 km.

3 km
90 m
16 km
123 m
80 km
185 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Viby 5.0 km · Tilst 7.0 km · Randers 35 km · Horsens 40 km · Silkeborg 41 km · Hedensted 53 km · Viborg 60 km · Vejle 65 km

Denmark travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E / F / K
230 V · 50 Hz
Prices
≈ 92% of US
price level, 2025
GDP per capita
$76,970
2025
Happiness
7.5 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
3.7
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 611
Religion
Evangelical Lutheran 71%other/none/unspecified 24%Muslim 4%

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 Aarhus (56.1567°, 10.2108°, elevation 10 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).