Siø

Island Small Danish island in South Denmark

A small island in South Denmark, Siø connects to neighboring isles by causeways. Travelers pass through for coastal roads, fishing harbors and access to the archipelago’s beaches and cycling routes.

Siø is a small island in the Region of Southern Denmark (South Denmark), located within the South Funen archipelago. It is one of many low-lying islands in this coastal archipelago.

The island is primarily rural and marine in character, with shoreline, farmland and local road links to nearby islands. It is visited mainly for local coastal scenery and as part of island-to-island travel in the archipelago.

Siø shares the general maritime and agrarian history of the South Funen islands; small islands in the area have long been used for fishing, farming and as waypoints on local boat routes. Specific historical structures or events on Siø are limited compared with larger neighbouring islands.

Siø sits in the South Funen archipelago of southern Denmark, within the administrative region of Southern Denmark, and is accessed via local roads and bridges from nearby islands and the Danish mainland.

  • Archipelago location: Part of the South Funen archipelago in the Region of Southern Denmark and connected by local roads and bridges to neighbouring islands.
Siø
Siø, South Denmark Region, Denmark
54.9562, 10.6887

How to Get to Siø #

Siø is served by local ferries and causeways linking to larger Funen routes; approach from Svendborg and nearby ports. Check local ferry timetables for seasonal variations.

Tips for Visiting Siø #

  • Ferry connections vary-check schedules from Fynshav, Ærø or surrounding islands seasonally.
  • Cycle routes across the island are popular; consider bringing or renting a bike for relaxed exploration.
  • Watch for tidal changes if exploring the coast-mudflats can be extensive in places.

Best Time to Visit Siø #

Summer is best for transport and outdoor activities; shoulder seasons are quieter.

Summer
June-August · 17-22°C (63-72°F)
Warmest weather and regular ferry services; best for cycling and swimming.
Spring-autumn
April-May, September · 10-16°C (50-61°F)
Quieter and pleasant for coastal walks.

Weather & Climate near Siø #

Climate

Continental climate with mild summers (peaking in August) and cold winters (coldest in February). Temperatures range from -1°C to 20°C. Moderate rainfall (563 mm/year).

Best Time to Visit
JulyAugustJune
Temperature & Rainfall
Temperature Range
29°
Warmest Month
-9°
Coldest Month
Monthly Conditions

January

January is cold with highs of 3°C and lows of 0°C. Moderate rainfall (44 mm), mostly overcast skies, and breezy conditions.

44 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
92%
Humidity
Very Humid

Weather

44 mm
Rainfall
6.8 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 (31 mm), mostly overcast skies, and breezy conditions.

44 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
90%
Humidity
Very Humid

Weather

31 mm
Rainfall
6.3 m/s
Wind
Breezy
0.1
UV Index
Low
9.5h daylight

March

March is cold with highs of 5°C and lows of 1°C. Moderate rainfall (35 mm), mostly overcast skies, and breezy conditions.

46 Poor

Comfort

Feels Like Cold
C
Temperature
88%
Humidity
Very Humid

Weather

35 mm
Rainfall
6.1 m/s
Wind
Breezy
0.3
UV Index
Low
11.7h daylight

April

April is cold with highs of 10°C and lows of 3°C. Moderate rainfall (34 mm) and partly cloudy skies.

62 Good

Comfort

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

Weather

34 mm
Rainfall
5.3 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
13.9h daylight

May

May is cool with highs of 15°C and lows of 8°C. Moderate rainfall (41 mm) and partly cloudy skies.

64 Good

Comfort

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

Weather

41 mm
Rainfall
5.1 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 (49 mm) and partly cloudy skies.

70 Very Good

Comfort

15°
Feels Like Cool
15°C
Temperature
11° 18°
80%
Humidity
Very Humid

Weather

49 mm
Rainfall
5.2 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 (57 mm) and partly cloudy skies.

72 Very Good

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 20°
80%
Humidity
Very Humid

Weather

57 mm
Rainfall
5.1 m/s
Wind
Light Breeze
1.3
UV Index
High
16.4h daylight

August

August is cool with highs of 20°C and lows of 14°C. Moderate rainfall (53 mm) and partly cloudy skies.

72 Very Good

Comfort

17°
Feels Like Cool
17°C
Temperature
14° 21°
81%
Humidity
Very Humid

Weather

53 mm
Rainfall
5.1 m/s
Wind
Light Breeze
1.0
UV Index
Moderate
14.7h daylight

September

September is cool with highs of 17°C and lows of 11°C. Moderate rainfall (54 mm) and partly cloudy skies.

70 Very Good

Comfort

14°
Feels Like Cool
14°C
Temperature
11° 17°
83%
Humidity
Very Humid

Weather

54 mm
Rainfall
5.6 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 8°C. Moderate rainfall (55 mm), mostly overcast skies, and breezy conditions.

56 Acceptable

Comfort

10°
Feels Like Cold
10°C
Temperature
12°
87%
Humidity
Very Humid

Weather

55 mm
Rainfall
6.1 m/s
Wind
Breezy
0.2
UV Index
Low
10.3h daylight

November

November is cold with highs of 8°C and lows of 4°C. The wettest month with 63 mm of rain, mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
91%
Humidity
Very Humid

Weather

63 mm
Rainfall
6.5 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 (47 mm), mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
93%
Humidity
Very Humid

Weather

47 mm
Rainfall
6.6 m/s
Wind
Breezy
0.0
UV Index
Low
7.1h daylight

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