Als (island)

Island Danish island with agricultural landscape and ferry links

Als lies off southern Jutland, linked by ferry and bridges to the mainland; visitors cycle quiet roads, explore Sønderborg’s waterfront, and use the island’s beaches and country lanes for relaxed outdoor days.

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Als is an island in southern Denmark, located in the Baltic Sea region and forming part of the South Denmark administrative region. It is a populated island with towns, agricultural land and shoreline communities.

The island’s main town, Sønderborg, is a regional centre with ferry and bridge connections and services for residents and visitors. Coastal scenery, small harbours and local historic sites are typical attractions for visitors.

Als has served historically as a link between Denmark and the border regions with Germany; its transport connections and proximity to the Flensburg area make it accessible for day trips from the Danish mainland and southern Jutland.

Geographically the island lies off the southeast Jutland coast in the North Schleswig area, with a landscape of farmland, small forests and indented coastline.

  • Accessibility: Als is connected to the Jutland mainland by bridges and ferries and is within easy driving distance of the German border and the Flensburg area.

What to See #

  • Sønderborg: Sønderborg is the largest town on the island and the primary commercial and administrative centre, connected to the Danish mainland by bridge and ferry links.
Als (island)
54.9833, 9.9167

How to Get to Als (island) #

Als is connected to mainland Jutland by road via the Als Sund Bridge to Sønderborg. Regional buses and trains serve Sønderborg from major Danish cities; the island is an easy drive from the E45 motorway.

Tips for Visiting Als (island) #

  • Als (Alsen) connects to the mainland by bridge-plan to drive the short crossing and explore Sønderborg as a base.
  • Visit the Als Fortress at Sønderborg and the historic dybbøl mill for 19th-century military history relating to the 1864 Danish-Prussian conflicts.
  • Try local pastries and ferry over to Ærø or Als' smaller islets for quieter beaches.

Best Time to Visit Als (island) #

Late spring through early autumn offers the best weather for exploring Als' coastline and Sønderborg.

Summer
Jun-Aug · 17-24°C
Warmest weather for cycling, beaches and exploring coastal villages.
Spring-Autumn
Apr-Jun, Sep-Oct · 8-18°C
Pleasant for outdoor walks and historical site visits; fewer tourists.

Weather & Climate near Als (island) #

Climate

Als (island)'s climate is classified as Oceanic - Oceanic climate with mild summers (peaking in August) and cold winters (coldest in February). Temperatures range from -1°C to 20°C. Moderate rainfall (757 mm/year).

Best Time to Visit
JulyJuneAugust
Temperature & Rainfall
Temperature Range
28°
Warmest Month
-11°
Coldest Month
Monthly Conditions

January

January is cold with highs of 3°C and lows of -1°C. Moderate rainfall (62 mm), mostly overcast skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
93%
Humidity
Very Humid

Weather

62 mm
Rainfall
6.4 m/s
Wind
Breezy
0.0
UV Index
Low
7.7h daylight

February

February is the coolest month with highs of 3°C and lows of -1°C. Moderate rainfall (47 mm), mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
91%
Humidity
Very Humid

Weather

47 mm
Rainfall
6.1 m/s
Wind
Breezy
0.1
UV Index
Low
9.5h daylight

March

March is cold with highs of 6°C and lows of 1°C. Moderate rainfall (62 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
88%
Humidity
Very Humid

Weather

62 mm
Rainfall
5.9 m/s
Wind
Light Breeze
0.3
UV Index
Low
11.7h daylight

April

April is cold with highs of 10°C and lows of 3°C. Moderate rainfall (42 mm) and partly cloudy skies.

62 Good

Comfort

Feels Like Cold
C
Temperature
10°
84%
Humidity
Very Humid

Weather

42 mm
Rainfall
5.1 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
13.9h daylight

May

May is cool with highs of 14°C and lows of 8°C. Moderate rainfall (50 mm) and partly cloudy skies.

62 Good

Comfort

11°
Feels Like Cool
11°C
Temperature
15°
81%
Humidity
Very Humid

Weather

50 mm
Rainfall
4.9 m/s
Wind
Light Breeze
1.1
UV Index
High
15.8h daylight

June

June is cool with highs of 18°C and lows of 11°C. Moderate rainfall (62 mm) and mostly overcast skies.

64 Good

Comfort

14°
Feels Like Cool
14°C
Temperature
11° 18°
81%
Humidity
Very Humid

Weather

62 mm
Rainfall
4.9 m/s
Wind
Light Breeze
1.3
UV Index
High
16.9h daylight

July

July is cool with highs of 20°C and lows of 13°C. Moderate rainfall (76 mm) and partly cloudy skies.

68 Good

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 20°
81%
Humidity
Very Humid

Weather

76 mm
Rainfall
4.9 m/s
Wind
Light Breeze
1.2
UV Index
High
16.4h daylight

August

August is cool with highs of 20°C and lows of 13°C. The wettest month with 81 mm of rain and mostly overcast skies.

64 Good

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 20°
82%
Humidity
Very Humid

Weather

81 mm
Rainfall
4.7 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
14.7h daylight

September

September is cool with highs of 16°C and lows of 11°C. Moderate rainfall (69 mm) and mostly overcast skies.

64 Good

Comfort

14°
Feels Like Cool
14°C
Temperature
11° 17°
85%
Humidity
Very Humid

Weather

69 mm
Rainfall
5.2 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
12.5h daylight

October

October is cold with highs of 12°C and lows of 7°C. Moderate rainfall (74 mm) and mostly overcast skies.

56 Acceptable

Comfort

10°
Feels Like Cold
10°C
Temperature
12°
88%
Humidity
Very Humid

Weather

74 mm
Rainfall
5.6 m/s
Wind
Light Breeze
0.2
UV Index
Low
10.3h daylight

November

November is cold with highs of 8°C and lows of 4°C. Moderate rainfall (68 mm), mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
92%
Humidity
Very Humid

Weather

68 mm
Rainfall
6.1 m/s
Wind
Breezy
0.1
UV Index
Low
8.3h daylight

December

December is cold with highs of 4°C and lows of 1°C. Moderate rainfall (64 mm), mostly overcast skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
94%
Humidity
Very Humid

Weather

64 mm
Rainfall
6.2 m/s
Wind
Breezy
0.0
UV Index
Low
7.1h daylight

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