Haderslev weather in August

In August, Haderslev sees average daytime highs of 20°C and overnight lows near 14°C, with 73 mm of rain across 12.5 wet days and about 14.8 hours of daylight. It is the 1st-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 21% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 48 min at the start of August to 13 h 42 min by month's end. Set against the rest of the year, August is Haderslev's 4th-clearest and 11th-windiest month. For the whole year in context, see Haderslev's year-round climate.

Daytime high
20°
1st warmest
Overnight low
14°
12th coldest
Rainfall
73 mm
12.5 wet days
Daylight
14 h 48 min
5:03 AM – 7:49 PM
Cloud cover
63%
4th clearest
Wind
15 km/h
11th windiest
Solar energy
4.34 kWh/m²
Travel score
5.9
out of 10

Haderslev is town in Denmark.

Founded
1050

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 Haderslev reaches about 20°C in the afternoon and slips back to 14°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)
12114
22114
32114
42114
52114
62114
72114
82114
92114
102114
112114
122114
132114
142114
152114
162014
172014
182014
192014
202014
212014
222013
232013
242013
252013
261913
271913
281913
291913
301913
311913

How August really feels in Haderslev

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.

Haderslev weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6412.73.17.50.0
Feb / 5010.13.19.20.0
Mar / 5010.8211.40.6
Apr11° / 419.20.513.82.6
May15° / 5410.2015.94.6
Jun18° / 11°6610.60175.6
Jul20° / 13°6711.9016.66.1
Aug20° / 14°7312.5014.85.9
Sep17° / 11°6311.4012.55.0
Oct12° / 7012.8010.13.0
Nov / 6011.90.68.11.1
Dec / 6712.42.370.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34357
44258
54258
64258
74258
84258
94357
104258
114258
124258
134258
144258
154159
164159
174159
184159
194159
204258
214258
224159
234159
244159
254060
263961
273961
283961
293763
303763
313664

Chance of precipitation in August

Any precipitation

Haderslev gets around 73 mm of rain over 12.5 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 41% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
342
442
542
642
742
842
942
1042
1142
1241
1341
1441
1541
1640
1740
1840
1939
2039
2139
2239
2340
2440
2540
2640
2741
2841
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 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13449152
23449152
33449152
43548151
53548151
63648151
73747151
83747151
93846151
103845160
113945160
124044160
134043170
144042170
154142170
164241170
174240170
184340171
194439171
204439161
214538161
224738151
234837141
244936131
255136121
265335111
275435101
28563491
29573481
30593371
31603361

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
715light breeze
815light breeze
915light 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 48 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 126 minutes over August. Sunrise moves from 4:35 AM to 5:32 AM, and sunset from 8:21 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.84:358:21
215.74:378:20
315.74:388:18
415.64:408:16
515.54:428:14
615.54:448:12
715.44:468:09
815.34:488:07
915.34:498:05
1015.24:518:03
1115.14:538:01
1215.14:557:59
1315.04:577:56
1414.94:597:54
1514.85:017:52
1614.85:037:49
1714.75:057:47
1814.65:077:45
1914.65:097:42
2014.55:117:40
2114.45:127:38
2214.35:147:35
2314.35:167:33
2414.25:187:30
2514.15:207:28
2614.05:227:25
2714.05:247:23
2813.95:267:20
2913.85:287:17
3013.75:307:15
3113.75:327:12

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.34 kWh/m².

For context, solar energy here swings from a low near 0.39 kWh/m² to a high of 5.66 kWh/m² in June across the year — August's 4.34 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.4Bright
154.4Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.1Bright
214.1Bright
224.0Bright
234.0Bright
244.0Moderate
253.9Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.7Moderate
303.6Moderate
313.6Moderate
Planning a trip in August

Is August a good time to visit Haderslev?

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

5.9
Sightseeing
2nd-best month of the year
3.2
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Haderslev for sightseeing.

What to pack for Haderslev in August

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

In August, Haderslev sees daytime highs around 20°C and nights near 14°C. Worth packing: rain gear. About 13 days see rain.

rain gear

Sea temperature near Haderslev in August

The nearest coast averages about 19°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 28 km away) is warmest in August at about 19°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°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan2Bracing
Feb2Bracing
Mar2Bracing
Apr4Bracing
May11Bracing
Jun15Cool
Jul18Cool
Aug19Cool
Sep16Cool
Oct12Bracing
Nov9Bracing
Dec4Bracing

UV index in Haderslev 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 Haderslev peaks around July 13 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun6High
Jul6High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Haderslev?

Haderslev sits at 55.2°N, 9.5°E, 13 m above sea level, in Denmark. The nearest listed city is Aabenraa, 23 km away.

KoldingMiddelfartFredericiaSønderborgVejleFlensburgTønder

Topography around Haderslev

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

Within 3 km, the terrain around Haderslev has only modest variations in elevation — a maximum elevation change of 67 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 99 m; within 80 km, only modest variations in elevation — a maximum elevation change of 150 m.

The land around Haderslev is covered by grassland (27%), cropland (24%) and trees (23%) within 3 km, cropland (47%) within 16 km, and cropland (38%) and water (28%) within 80 km.

3 km
67 m
16 km
99 m
80 km
150 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Aabenraa 23 km · Kolding 27 km · Middelfart 32 km · Fredericia 39 km · Sønderborg 42 km · Vejle 51 km · Flensburg 51 km · Tønder 53 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 Haderslev (55.2494°, 9.4877°, elevation 13 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).