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Sumba Island
Top activities in Sumba Island
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Sumba Island Weather and climate
Data source：Meteostat
Update date：2025-09
Sumba Island year round climate
- Spring (March–May): Average 27.6–27.8°C, hot climate, rainfall gradually decreases, very little rainfall in May. Common activities: Surfing, beach relaxation, exploring the island’s inland areas. Recommended clothing: Light and breathable clothing, sun hat, sunglasses.
- Summer (June–August): Average 25.9–26.5°C, relatively cool and dry climate, very little rainfall. Common activities: Surfing, diving, snorkeling, watching the sunset. Recommended clothing: Light short-sleeved clothing, shorts, sandals.
- Autumn (September–November): Average 27.3–28.5°C, hot climate, rainfall begins to increase, but overall still relatively dry. Common activities: Hiking, cultural experiences, visiting local villages. Recommended clothing: Light and breathable clothing, a light jacket can be prepared to prevent nighttime chill.
- Winter (December–February): Average 27.4–28.4°C, hot and humid climate, more rainfall, February is the peak of the rainy season. Common activities: Observing wildlife, waterfall exploration, enjoying rainforest scenery. Recommended clothing: Light and breathable clothing, rain gear is essential.
Sumba Island climatological average
Annual average temperature: approx. 27.5°C / Annual rainfall: approx. 1127 mm / Summer humidity: 60%–70% / Rainiest month: February
Sumba Island monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
28.3°C
124
February
27.4°C
266.3
March
27.8°C
205.3
April
27.8°C
203.7
May
27.6°C
7.5
June
26.5°C
49.7
July
25.9°C
5
August
26.2°C
1.7
September
27.3°C
25
October
28.4°C
23
November
28.5°C
51.7
December
28.4°C
164.7
Sumba Island weather for the next seven days
10/29
Wednesday
Sunny
31.2°C/25°C
10/30
Thursday
Sunny
31°C/25.2°C
10/31
Friday
Patchy rain nearby
31.5°C/25.6°C
11/1
Saturday
Patchy rain nearby
32°C/25.9°C
11/2
Sunday
Patchy rain nearby
32.1°C/25.6°C
11/3
Monday
Sunny
32.4°C/25.3°C
11/4
Tuesday
Patchy rain nearby
32.3°C/25.2°C
