Mount Iya

Mountain Mountain in East Nusa Tenggara, Indonesia

On an island in East Nusa Tenggara, Mount Iya offers village treks and rugged coastal views; visits typically involve local guides and multi‑day walks.

Main image
COLLECTIE TROPENMUSEUM De kraterwand van de vulkaan Ija (of Endeh-Api) TMnr 60007254.jpg
COLLECTIE TROPENMUSEUM De vulkaan Ija (of Endeh-Api) TMnr 60007250.jpg
COLLECTIE TROPENMUSEUM Gezicht over het schiereiland Ende vanaf de vulkaan Ija (of Endeh-Api) TMnr 60007238.jpg
COLLECTIE TROPENMUSEUM Pentekening van het schiereiland Ende met de Ipi-baai de Tafelberg de vulkaan Ija (of Endeh-Api) de Ende-baai en Poelau Ende TMnr 60007253.jpg
Iya (25546756414).jpg
Iyayama20220528 1.jpg
UvA-BC 300.311 - Siboga - Gunung Api op het eiland Flores.jpg
UvA-BC 300.324 - Siboga - Gunung Api op het eiland Flores.jpg
UvA-BC 300.325 - Siboga - Gunung Api op het eiland Flores.jpg
Mount Iya
Mount Iya, East Nusa Tenggara, Indonesia
-8.8833, 121.6333
Open 24 hours
Free

Best Time to Visit Mount Iya #

For Mount Iya, plan trips during the dry season (May-September) when trails are drier and conditions are more reliable for hiking.

Dry season (best for hiking)
May-September · 15-28°C
Drier weather and clearer trails make this the preferred time for visiting and climbing in East Nusa Tenggara.
Wet season (rainy, limited access)
October-April · 20-30°C with high humidity
Frequent heavy rains can make trails slippery and limit access; expect higher humidity and intermittent downpours.

Weather & Climate near Mount Iya #

Climate

Tropical climate with consistently warm temperatures year-round. Temperatures range from 22°C to 32°C. Abundant rainfall (1125 mm/year), wettest in January with a pronounced dry season.

Best Time to Visit
AugustSeptemberJuly
Temperature & Rainfall
Temperature Range
32°
Warmest Month
22°
Coldest Month
Monthly Conditions

January

January is hot, feeling like 30°C with oppressive humidity. The wettest month with heavy rain (196 mm) and mostly overcast skies.

67 Good

Comfort

30°
Feels Like Hot
27°C
Temperature
24° 30°
81%
Humidity
Very Humid

Weather

196 mm
Rainfall
2.6 m/s
Wind
Calm
2.5
UV Index
Extreme
12.4h daylight

February

February is warm with muggy conditions (dew point 24°C). Significant rainfall (156 mm) and mostly overcast skies.

67 Good

Comfort

27°
Feels Like Warm
27°C
Temperature
24° 30°
81%
Humidity
Very Humid

Weather

156 mm
Rainfall
2.3 m/s
Wind
Calm
2.7
UV Index
Extreme
12.3h daylight

March

March is hot, feeling like 30°C with oppressive humidity. Significant rainfall (159 mm) and partly cloudy skies.

71 Very Good

Comfort

30°
Feels Like Hot
27°C
Temperature
24° 31°
80%
Humidity
Very Humid

Weather

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

April

April is hot, feeling like 31°C due to high humidity. Regular rainfall (95 mm) and partly cloudy skies.

73 Very Good

Comfort

31°
Feels Like Hot
28°C
Temperature
24° 31°
79%
Humidity
Very Humid

Weather

95 mm
Rainfall
1.9 m/s
Wind
Calm
2.4
UV Index
Extreme
11.8h daylight

May

May is hot, feeling like 30°C due to high humidity. Moderate rainfall (57 mm).

87 Excellent

Comfort

30°
Feels Like Hot
27°C
Temperature
24° 31°
79%
Humidity
Very Humid

Weather

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

June

June is warm with highs of 30°C and lows of 23°C. Moderate rainfall (39 mm).

90 Ideal

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 30°
78%
Humidity
Very Humid

Weather

39 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.8
UV Index
Very High
11.5h daylight

July

July is warm with highs of 29°C and lows of 22°C. Moderate rainfall (42 mm) and mostly sunny skies.

92 Ideal

Comfort

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

Weather

42 mm
Rainfall
3.3 m/s
Wind
Light Breeze
1.9
UV Index
Very High
11.6h daylight

August

August is warm with highs of 30°C and lows of 22°C. The driest month with just 13 mm and mostly sunny skies.

96 Ideal

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 30°
74%
Humidity
Very Humid

Weather

13 mm
Rainfall
3.8 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
11.7h daylight

September

September is warm with highs of 30°C and lows of 23°C. Light rainfall and mostly sunny skies.

94 Ideal

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 31°
74%
Humidity
Very Humid

Weather

28 mm
Rainfall
3.5 m/s
Wind
Light Breeze
2.6
UV Index
Extreme
11.9h daylight

October

October is hot, feeling like 31°C due to high humidity. Moderate rainfall (66 mm) and mostly sunny skies.

87 Excellent

Comfort

31°
Feels Like Hot
28°C
Temperature
24° 32°
73%
Humidity
Very Humid

Weather

66 mm
Rainfall
2.4 m/s
Wind
Calm
2.7
UV Index
Extreme
12.2h daylight

November

November is the hottest month, feeling like 32°C due to high humidity. Significant rainfall (115 mm) and partly cloudy skies.

71 Very Good

Comfort

32°
Feels Like Hot
28°C
Temperature
25° 32°
74%
Humidity
Very Humid

Weather

115 mm
Rainfall
2.4 m/s
Wind
Calm
2.7
UV Index
Extreme
12.4h daylight

December

December is hot, feeling like 30°C due to high humidity. Significant rainfall (159 mm) and mostly overcast skies.

67 Good

Comfort

31°
Feels Like Hot
27°C
Temperature
24° 31°
79%
Humidity
Very Humid

Weather

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

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