Sangeang Api

Volcano Active volcanic island in Lesser Sunda Islands

Active stratovolcano on Sangeang Island in the Lesser Sundas, noted for periodic eruptions and ash plumes; it draws volcanologists, mariners and adventurous travellers monitoring activity.

Indonesia - Sangeang Api.jpg

Sangeang Api is an active volcano on Sangeang Island in the Lesser Sunda Islands of Indonesia. The cone is one of several active volcanic centres in the Indonesian archipelago.

The volcano has produced explosive eruptions in recent decades, generating ash plumes and local disruption. Its activity is monitored due to potential impacts on local communities and aviation.

Because of its location in a populated volcanic region, significant eruptive episodes have prompted aviation notices and temporary restrictions on access to the island and surrounding waters.

Sangeang Island lies north-east of Sumbawa in the province of West Nusa Tenggara, Indonesia, positioned among the string of islands that form the Lesser Sunda chain.

  • Hazards: Known for intermittent explosive activity; eruptions can produce ash plumes that affect air travel in the region.
Sangeang Api
-8.1800, 119.0500

Tips for Visiting Sangeang Api #

  • Treat Sangeang Api as an active volcano: always check the Indonesian Center for Volcanology (PVMBG) activity level and aviation/ash advisories before planning any approach.
  • If you want a close view, join an experienced local boat or aerial operator based in Sumbawa - access is by sea or charter only and operators will refuse approach when alerts or ash fall are active.
  • Do not attempt landings during periods of unrest; even when quiet, expect sudden changes in ash or gas emissions so plan flexible travel and monitor local updates.

Best Time to Visit Sangeang Api #

Prefer the dry season (roughly May-October) for clearer views and more reliable access-but always confirm current volcanic activity and local advisories before planning a visit.

Dry season (best visibility)
May-October · ~24-32°C
Drier weather brings better visibility of the volcano and calmer seas for boat access, but always check volcanic activity advisories.
Wet season
November-April · ~24-32°C
Higher chance of heavy rain and poor visibility; fieldwork and boat trips are more likely to be disrupted.

Weather & Climate near Sangeang Api #

Climate

Sangeang Api's climate is classified as Tropical Monsoon - Tropical Monsoon climate with consistently warm temperatures year-round. Temperatures range from 15°C to 26°C. Heavy rainfall (2675 mm/year), wettest in January with a pronounced dry season.

Air Quality: AQI 42 Good
Best Time to Visit
AugustJulySeptember
Temperature & Rainfall
Temperature Range
32°
Warmest Month
24°
Coldest Month
Monthly Conditions

January

January is mild with stifling humidity (dew point 25°C). The wettest month with heavy rain (523 mm) and mostly overcast skies.

65 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
17° 24°
83%
Humidity
Very Humid

Weather

523 mm
Rainfall
2.7 m/s
Wind
Calm
2.6
UV Index
Extreme
12.4h daylight

February

February is mild with stifling humidity (dew point 25°C). Heavy rain (473 mm) and mostly overcast skies.

63 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
17° 24°
83%
Humidity
Very Humid

Weather

473 mm
Rainfall
2.8 m/s
Wind
Calm
2.8
UV Index
Extreme
12.3h daylight

March

March is mild with stifling humidity (dew point 24°C). Heavy rain (385 mm) and partly cloudy skies.

69 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
17° 25°
81%
Humidity
Very Humid

Weather

385 mm
Rainfall
2.3 m/s
Wind
Calm
2.7
UV Index
Extreme
12.0h daylight

April

April is mild with stifling humidity (dew point 24°C). Heavy rain (228 mm).

73 Very Good

Comfort

21°
Feels Like Mild
21°C
Temperature
17° 25°
76%
Humidity
Very Humid

Weather

228 mm
Rainfall
2.3 m/s
Wind
Calm
2.5
UV Index
Extreme
11.8h daylight

May

May is mild with muggy conditions (dew point 24°C). Significant rainfall (122 mm).

79 Very Good

Comfort

21°
Feels Like Mild
21°C
Temperature
17° 25°
76%
Humidity
Very Humid

Weather

122 mm
Rainfall
2.6 m/s
Wind
Calm
2.1
UV Index
Extreme
11.6h daylight

June

June is mild with muggy conditions (dew point 23°C). Moderate rainfall (50 mm) and mostly sunny skies.

88 Excellent

Comfort

20°
Feels Like Mild
20°C
Temperature
16° 24°
75%
Humidity
Very Humid

Weather

50 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.9
UV Index
Very High
11.5h daylight

July

July is mild with muggy conditions (dew point 22°C). Moderate rainfall (34 mm) and mostly sunny skies.

90 Ideal

Comfort

20°
Feels Like Mild
20°C
Temperature
15° 24°
74%
Humidity
Very Humid

Weather

34 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.0
UV Index
Very High
11.6h daylight

August

August is mild with highs of 24°C and lows of 15°C. Moderate rainfall (36 mm) and mostly sunny skies.

92 Ideal

Comfort

20°
Feels Like Mild
20°C
Temperature
15° 24°
73%
Humidity
Very Humid

Weather

36 mm
Rainfall
3.4 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
11.7h daylight

September

September is mild with muggy conditions (dew point 23°C). Moderate rainfall (53 mm) and mostly sunny skies.

90 Ideal

Comfort

21°
Feels Like Mild
21°C
Temperature
16° 25°
73%
Humidity
Very Humid

Weather

53 mm
Rainfall
3.4 m/s
Wind
Light Breeze
2.7
UV Index
Extreme
11.9h daylight

October

October is the warmest month with muggy conditions (dew point 23°C). Significant rainfall (102 mm) and mostly sunny skies.

84 Excellent

Comfort

22°
Feels Like Mild
22°C
Temperature
17° 26°
74%
Humidity
Very Humid

Weather

102 mm
Rainfall
3.1 m/s
Wind
Light Breeze
2.8
UV Index
Extreme
12.2h daylight

November

November is the warmest month with stifling humidity (dew point 24°C). Heavy rain (241 mm) and partly cloudy skies.

74 Very Good

Comfort

22°
Feels Like Mild
22°C
Temperature
18° 26°
75%
Humidity
Very Humid

Weather

241 mm
Rainfall
3.1 m/s
Wind
Light Breeze
2.8
UV Index
Extreme
12.4h daylight

December

December is mild with stifling humidity (dew point 25°C). Heavy rain (428 mm) and mostly overcast skies.

65 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
18° 25°
80%
Humidity
Very Humid

Weather

428 mm
Rainfall
2.5 m/s
Wind
Calm
2.6
UV Index
Extreme
12.5h daylight

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