Slagelse weather in June

In June, Slagelse sees average daytime highs of 18°C and overnight lows near 12°C, with 65 mm of rain across 10.8 wet days and about 17.1 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 18°C by the end. The sky is clear or mostly clear about 23% of the time in June, and the air most often feels dry.

Daylight stretches from about 16 h 42 min at the start of June to 17 h 06 min by month's end. Set against the rest of the year, June is Slagelse's 4th-clearest and 8th-windiest month. For the whole year in context, see Slagelse's year-round climate.

Daytime high
18°
3rd warmest
Overnight low
12°
9th coldest
Rainfall
65 mm
10.8 wet days
Daylight
17 h 06 min
3:40 AM – 8:49 PM
Cloud cover
61%
4th clearest
Wind
19 km/h
8th windiest
Solar energy
6.04 kWh/m²
Travel score
5.5
out of 10

Slagelse is town in Denmark.

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 18°C by the end.

A typical June day in Slagelse reaches about 18°C in the afternoon and slips back to 12°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 21°C. Set against its neighbours, June runs about 3°C warmer than May and about 3°C cooler than July.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11611
21711
31711
41711
51711
61711
71712
81712
91712
101712
111712
121712
131712
141712
151712
161712
171812
181812
191812
201813
211813
221813
231813
241813
251813
261813
271813
281913
291913
301913

How June really feels in Slagelse

Once humidity and wind are folded in, June 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

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Slagelse weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5712.33.87.50.0
Feb / 449.73.69.20.0
Mar / 4510.22.211.40.3
Apr10° / 3790.413.82.2
May14° / 5210.2015.94.2
Jun18° / 12°6510.8017.15.5
Jul20° / 15°6711.1016.66.2
Aug20° / 15°6911.5014.86.1
Sep16° / 12°6010.4012.55.0
Oct12° / 6712.2010.12.9
Nov / 5812.30.88.11.0
Dec / 5911.92.36.90.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 22% of June, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14951
24951
34951
44951
54951
64951
74951
84753
94852
104753
114555
124555
134456
144456
154456
164456
174456
184357
194357
204258
214258
224258
234357
244456
254456
264456
274456
284555
294555
304654

Chance of precipitation in June

Any precipitation

Slagelse gets around 65 mm of rain over 10.8 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 37% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
132
232
333
433
533
633
734
834
935
1035
1136
1237
1337
1438
1538
1639
1739
1839
1939
2039
2139
2239
2339
2439
2539
2638
2738
2838
2937
3037

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 78% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
188111
287121
386131
485141
585141
684151
784151
883161
983161
1082171
1182171
1281172
1381172
1480182
1579183
1679183
1779183
1879183
1977194
2076204
2175214
2274224
2372235
2471245
2570255
2668275
2766286
2865296
2963307
3062317

Wind in June

Winds average 19 km/h in June.

Across June, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 16 h 42 min at the start of June to 17 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over June. Sunrise moves from 3:50 AM to 3:44 AM, and sunset from 8:34 PM to 8:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
116.73:508:34
216.83:498:36
316.83:488:37
416.93:478:38
516.93:468:39
616.93:458:41
717.03:458:42
817.03:448:43
917.03:438:44
1017.03:438:45
1117.13:428:46
1217.13:428:46
1317.13:418:47
1417.13:418:48
1517.13:418:49
1617.13:408:49
1717.23:408:50
1817.23:408:50
1917.23:408:51
2017.23:408:51
2117.23:408:52
2217.23:408:52
2317.23:418:52
2417.23:418:52
2517.23:418:52
2617.23:428:52
2717.23:428:52
2817.23:428:52
2917.13:438:52
3017.13:448:52

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.04 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.4 kWh/m² to a high of 6.04 kWh/m² in June across the year — June's 6.04 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
Planning a trip in June

Is June a good time to visit Slagelse?

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

5.5
Sightseeing
3rd-best month of the year
1.6
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Slagelse for sightseeing.

What to pack for Slagelse in June

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

In June, Slagelse sees daytime highs around 18°C and nights near 12°C. Pack sun protection. Worth having: rain gear. About 11 days see rain.

sun protectionrain gear

Sea temperature near Slagelse in June

The nearest coast averages about 15°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 15 km away) 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
Apr5Bracing
May11Bracing
Jun15Bracing
Jul18Cool
Aug18Cool
Sep16Cool
Oct12Bracing
Nov8Bracing
Dec5Bracing

UV index in Slagelse in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Slagelse peaks around June 22 at about 6 (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 6Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun6High
Jul6High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Slagelse?

Slagelse sits at 55.4°N, 11.4°E, 51 m above sea level, in Denmark. The nearest listed city is Klinteby Frihed, 28 km away.

Klinteby FrihedRingstedNæstvedKalundborgNyborgHolbækKøgeRoskilde

Topography around Slagelse

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

Within 3 km, the terrain around Slagelse has only modest variations in elevation — a maximum elevation change of 90 m around an average of 47 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 111 m; within 80 km, only modest variations in elevation — a maximum elevation change of 145 m.

The land around Slagelse is covered by artificial surfaces (30%), grassland (24%) and cropland (24%) within 3 km, cropland (50%) within 16 km, and water (49%) and cropland (29%) within 80 km.

3 km
90 m
16 km
111 m
80 km
145 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Klinteby Frihed 28 km · Ringsted 28 km · Næstved 32 km · Kalundborg 35 km · Nyborg 37 km · Holbæk 42 km · Køge 53 km · Roskilde 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 Slagelse (55.4028°, 11.3546°, elevation 51 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).