Kai Besar

Island Large Maluku island noted for rugged coastlines

Kai Besar in the Maluku archipelago sits among reefs and villages; divers and inter‑island travellers use local boats to reach beaches and coral sites.

Main image
35mm negative taken by Oskar Speck depicting a mosque - Flickr - Australian National Maritime Museum on The Commons.jpg
ID Kai Besar.PNG
UvA-BC 300.148 - Siboga - een bela-bela of skanderia in de wateren rondom het eiland Groot-Kei.jpg
UvA-BC 300.149 - Siboga - een bela-bela of skanderia in de wateren rondom het eiland Groot-Kei.jpg
UvA-BC 300.296 - Siboga - kampong Banda Elat op het eiland Groot- of Hoog-Kei.jpg
UvA-BC 300.297 - Siboga - rotsstrand bij de kampong Banda Elat op het eiland Groot- of Hoog-Kei.jpg

Kai Besar (often rendered Great Kai) is one of the principal islands in the Kai Islands group of Maluku Province, Indonesia. The island supports coastal villages and local economies based on fishing, copra and smallholder agriculture.

The island’s coastline includes sandy beaches and fringing coral reefs, while interior areas are generally hilly and vegetated. Transport and supply connections are by inter-island boat services to nearby regional towns.

Kai Besar is located in southeastern Maluku, within Indonesia’s extensive island chains of the Banda Sea region, and forms part of the administrative island group commonly referred to as the Kai Islands.

  • Main island: One of the main islands of the Kai (Kai Kecil / Kai Besar) group in southeastern Maluku, inhabited and oriented around fishing and small-scale agriculture.
Kai Besar
Kai Besar (Great Kai), Maluku Province, Indonesia
-5.6189, 133.0430

How to Get to Kai Besar #

Access is by regional flights to Kai islands’ main airports (seasonal) or by inter-island boat from larger Maluku hubs such as Ambon; expect long transfers and coordinate with local operators.

Tips for Visiting Kai Besar #

  • Boat transport is necessary for island access-check local departure points and weather conditions.
  • Respect local customs; some parts of the island have small communities with specific cultural norms.

Best Time to Visit Kai Besar #

Visit during the dry season (May-October) for reliable sea travel and clearer skies.

Dry season
May-October · 24-30°C
Calmer seas and easier boat access.
Wet season
November-April · 25-31°C
Heavy rains and rougher seas; travel may be disrupted.

Weather & Climate near Kai Besar #

Climate

Kai Besar's climate is classified as Tropical Rainforest - Tropical Rainforest climate with consistently warm temperatures year-round. Temperatures range from 21°C to 30°C. Heavy rainfall (2716 mm/year), wettest in January.

Best Time to Visit
OctoberSeptemberAugust
Temperature & Rainfall
Temperature Range
31°
Warmest Month
23°
Coldest Month
Monthly Conditions

January

January is warm with stifling humidity (dew point 25°C). The wettest month with heavy rain (392 mm) and mostly overcast skies.

64 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 30°
82%
Humidity
Very Humid

Weather

392 mm
Rainfall
3.2 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
12.3h daylight

February

February is warm with stifling humidity (dew point 25°C). Heavy rain (333 mm) and mostly overcast skies.

63 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 29°
83%
Humidity
Very Humid

Weather

333 mm
Rainfall
2.9 m/s
Wind
Calm
2.6
UV Index
Extreme
12.2h daylight

March

March is warm with stifling humidity (dew point 24°C). Heavy rain (289 mm) and mostly overcast skies.

63 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 29°
82%
Humidity
Very Humid

Weather

289 mm
Rainfall
2.5 m/s
Wind
Calm
2.4
UV Index
Extreme
12.0h daylight

April

April is warm with stifling humidity (dew point 24°C). Heavy rain (285 mm) and mostly overcast skies.

65 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 29°
81%
Humidity
Very Humid

Weather

285 mm
Rainfall
2.2 m/s
Wind
Calm
2.3
UV Index
Extreme
11.9h daylight

May

May is warm with stifling humidity (dew point 25°C). Heavy rain (254 mm) and mostly overcast skies.

65 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 29°
83%
Humidity
Very Humid

Weather

254 mm
Rainfall
2.4 m/s
Wind
Calm
2.0
UV Index
Very High
11.8h daylight

June

June is warm with muggy conditions (dew point 24°C). Heavy rain (212 mm) and mostly overcast skies.

65 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 28°
85%
Humidity
Very Humid

Weather

212 mm
Rainfall
2.5 m/s
Wind
Calm
1.8
UV Index
Very High
11.7h daylight

July

July is warm with muggy conditions (dew point 23°C). Significant rainfall (135 mm) and mostly overcast skies.

69 Good

Comfort

24°
Feels Like Warm
24°C
Temperature
22° 27°
84%
Humidity
Very Humid

Weather

135 mm
Rainfall
2.7 m/s
Wind
Calm
1.8
UV Index
Very High
11.7h daylight

August

August is warm with muggy conditions (dew point 22°C). Significant rainfall (101 mm) and mostly overcast skies.

72 Very Good

Comfort

24°
Feels Like Warm
24°C
Temperature
21° 27°
83%
Humidity
Very Humid

Weather

101 mm
Rainfall
3.0 m/s
Wind
Light Breeze
2.1
UV Index
Extreme
11.8h daylight

September

September is warm with muggy conditions (dew point 23°C). Regular rainfall (81 mm) and partly cloudy skies.

77 Very Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 28°
81%
Humidity
Very Humid

Weather

81 mm
Rainfall
2.7 m/s
Wind
Calm
2.4
UV Index
Extreme
12.0h daylight

October

October is warm with muggy conditions (dew point 24°C). Regular rainfall (99 mm) and partly cloudy skies.

81 Excellent

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 29°
79%
Humidity
Very Humid

Weather

99 mm
Rainfall
2.4 m/s
Wind
Calm
2.5
UV Index
Extreme
12.1h daylight

November

November is the warmest month with muggy conditions (dew point 24°C). Significant rainfall (188 mm) and partly cloudy skies.

71 Very Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 30°
77%
Humidity
Very Humid

Weather

188 mm
Rainfall
2.1 m/s
Wind
Calm
2.5
UV Index
Extreme
12.3h daylight

December

December is warm with stifling humidity (dew point 24°C). Heavy rain (347 mm) and mostly overcast skies.

63 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 30°
79%
Humidity
Very Humid

Weather

347 mm
Rainfall
2.4 m/s
Wind
Calm
2.3
UV Index
Extreme
12.3h daylight

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