Haderslev weather in May

In May, Haderslev sees average daytime highs of 15°C and overnight lows near 8°C, with 54 mm of rain across 10.2 wet days and about 15.9 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 17°C by the end. The sky is clear or mostly clear about 26% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 54 min at the start of May to 16 h 42 min by month's end. Set against the rest of the year, May is Haderslev's 1st-clearest and 10th-windiest month. For the whole year in context, see Haderslev's year-round climate.

Daytime high
15°
5th warmest
Overnight low
8th coldest
Rainfall
54 mm
10.2 wet days
Daylight
15 h 54 min
4:21 AM – 8:15 PM
Cloud cover
61%
1st clearest
Wind
15 km/h
10th windiest
Solar energy
5.39 kWh/m²
Travel score
4.6
out of 10

Haderslev is town in Denmark.

Founded
1050

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 17°C by the end.

A typical May day in Haderslev reaches about 15°C in the afternoon and slips back to 8°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 20°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1136
2136
3136
4146
5146
6147
7147
8147
9147
10147
11147
12157
13157
14158
15158
16158
17158
18158
19158
20168
21169
22169
23169
24169
25169
26169
27179
28179
291710
301710
311710

How May really feels in Haderslev

Once humidity and wind are folded in, May 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

May 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 May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34555
44555
54555
64654
74654
84654
94654
104654
114753
124753
134654
144456
154555
164456
174357
184357
194357
204258
214258
224258
234258
244258
254258
264159
274258
284258
294159
304159
314159

Chance of precipitation in May

Any precipitation

Haderslev gets around 54 mm of rain over 10.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
134
234
333
433
533
632
732
832
931
1032
1132
1232
1332
1433
1533
1633
1733
1833
1934
2034
2134
2234
2334
2434
2534
2633
2733
2833
2933
3033
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
99910
109910
119910
129820
139820
149820
159730
169730
179640
189640
199550
209550
219460
229460
239370
249370
259271
269271
279181
289181
299181
309091
319091

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light 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
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 54 min at the start of May to 16 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 108 minutes over May. Sunrise moves from 4:52 AM to 3:59 AM, and sunset from 7:47 PM to 8:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:527:47
215.04:497:49
315.14:477:51
415.14:457:53
515.24:437:55
615.34:417:57
715.34:397:58
815.44:378:00
915.54:358:02
1015.54:338:04
1115.64:318:06
1215.74:298:08
1315.74:278:10
1415.84:258:12
1515.84:238:13
1615.94:218:15
1716.04:208:17
1816.04:188:19
1916.14:168:21
2016.14:158:22
2116.24:138:24
2216.24:118:26
2316.34:108:27
2416.34:088:29
2516.44:078:31
2616.44:068:32
2716.54:048:34
2816.54:038:35
2916.64:028:37
3016.64:018:38
3116.73:598:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.39 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 — May's 5.39 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.7Bright
Planning a trip in May

Is May a good time to visit Haderslev?

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

4.6
Sightseeing
5th-best month of the year
0.4
Beach & pool
5th-best month of the year

May is a reasonable time to visit Haderslev for sightseeing.

What to pack for Haderslev in May

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

In May, Haderslev sees daytime highs around 15°C and nights near 8°C. Worth packing: a warm layer, rain gear and sun protection. About 10 days see rain.

a warm layerrain gearsun protection

Sea temperature near Haderslev in May

The nearest coast averages about 11°C in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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
May 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).