Iliwerung

Volcano Active stratovolcano in Flores with recent eruptions

A volcano on Lembata Island in East Nusa Tenggara; visited by hikers and those interested in volcanic landscapes and island geology.

Main image
Iliwerung
Iliwerung Volcano area, Lembata Island, East Nusa Tenggara, Indonesia
-8.5322, 123.5733

How to Get to Iliwerung #

Lembata (and access to Iliwerung) is reached by ferry or small plane from Kupang (on Timor) or from Flores; local operators and village guides arrange overland approaches. Sea conditions and local regulations determine access; coordinate with local tourism offices or guides for the safest route.

Tips for Visiting Iliwerung #

  • If attempting an ascent, hire a local guide familiar with the island's volcanic hazards and recent activity.
  • Bring a respirator or mask for sulfur-rich areas; volcanic vents can emit hazardous gases even when activity seems low.
  • Check maritime and aviation notices-active volcanoes may affect local transport and access.

Best Time to Visit Iliwerung #

The dry season (May-September) is best for visiting volcanic areas for clearer skies and safer trail conditions.

Dry season
May-Sep · 22-30°C
Easier access and clearer views; best time for treks and coastal approaches.
Wet season
Oct-Apr · 24-32°C
Higher chance of ash and poor visibility; trails become muddy and guides may restrict access.

Weather & Climate near Iliwerung #

Climate

Iliwerung's climate is classified as Tropical Savanna - Tropical Savanna climate with consistently warm temperatures year-round. Temperatures range from 20°C to 30°C. Abundant rainfall (1368 mm/year), wettest in January with a pronounced dry season.

Best Time to Visit
AugustSeptemberJuly
Temperature & Rainfall
Temperature Range
33°
Warmest Month
23°
Coldest Month
Monthly Conditions

January

January is warm with stifling humidity (dew point 24°C). The wettest month with heavy rain (287 mm) and mostly overcast skies.

66 Good

Comfort

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

Weather

287 mm
Rainfall
3.2 m/s
Wind
Light Breeze
2.6
UV Index
Extreme
12.4h daylight

February

February is warm with stifling humidity (dew point 24°C). Heavy rain (253 mm) and mostly overcast skies.

65 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 28°
82%
Humidity
Very Humid

Weather

253 mm
Rainfall
2.9 m/s
Wind
Calm
2.7
UV Index
Extreme
12.3h daylight

March

March is warm with stifling humidity (dew point 24°C). Heavy rain (212 mm) and partly cloudy skies.

73 Very Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 29°
80%
Humidity
Very Humid

Weather

212 mm
Rainfall
2.1 m/s
Wind
Calm
2.7
UV Index
Extreme
12.0h daylight

April

April is warm with muggy conditions (dew point 24°C). Significant rainfall (111 mm).

81 Excellent

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 29°
76%
Humidity
Very Humid

Weather

111 mm
Rainfall
1.7 m/s
Wind
Calm
2.5
UV Index
Extreme
11.8h daylight

May

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

89 Excellent

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 29°
74%
Humidity
Very Humid

Weather

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

June

June is warm with highs of 29°C and lows of 20°C. Moderate rainfall (30 mm) and mostly sunny skies.

92 Ideal

Comfort

25°
Feels Like Warm
25°C
Temperature
20° 29°
72%
Humidity
Very Humid

Weather

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

July

July is mild with highs of 28°C and lows of 20°C. Light rainfall and mostly sunny skies.

96 Ideal

Comfort

24°
Feels Like Mild
24°C
Temperature
20° 28°
70%
Humidity
Humid

Weather

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

August

August is mild with highs of 28°C and lows of 20°C. The driest month with just 7 mm and clear sunny skies.

100 Ideal

Comfort

24°
Feels Like Mild
24°C
Temperature
20° 28°
67%
Humidity
Humid

Weather

7 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.4
UV Index
Extreme
11.7h daylight

September

September is warm with highs of 29°C and lows of 20°C. Almost no rain and clear sunny skies.

98 Ideal

Comfort

24°
Feels Like Warm
24°C
Temperature
20° 29°
68%
Humidity
Humid

Weather

8 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.7
UV Index
Extreme
11.9h daylight

October

October is warm with muggy conditions (dew point 22°C). Moderate rainfall (37 mm) and mostly sunny skies.

93 Ideal

Comfort

26°
Feels Like Warm
26°C
Temperature
21° 30°
69%
Humidity
Humid

Weather

37 mm
Rainfall
2.6 m/s
Wind
Calm
2.8
UV Index
Extreme
12.2h daylight

November

November is the warmest month with muggy conditions (dew point 23°C). Significant rainfall (125 mm).

79 Very Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 30°
71%
Humidity
Very Humid

Weather

125 mm
Rainfall
2.3 m/s
Wind
Calm
2.8
UV Index
Extreme
12.4h daylight

December

December is warm with stifling humidity (dew point 24°C). Heavy rain (227 mm) and mostly overcast skies.

65 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 29°
77%
Humidity
Very Humid

Weather

227 mm
Rainfall
2.2 m/s
Wind
Calm
2.5
UV Index
Extreme
12.5h daylight

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