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Sumba Island
Top activities in Sumba Island
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Walking around
Sumba Island Weather and climate
Data source：Meteostat
Update date：2025-09
Sumba Island year round climate
- Spring (March–May): Average 81–82°F, 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 78–79°F, 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 81–83°F, 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 81–83°F, 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. 81.5°F / Annual rainfall: approx. 1127 mm / Summer humidity: 60%–70% / Rainiest month: February
Sumba Island monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
82.9°F
124
February
81.3°F
266.3
March
82°F
205.3
April
82°F
203.7
May
81.7°F
7.5
June
79.7°F
49.7
July
78.6°F
5
August
79.2°F
1.7
September
81.1°F
25
October
83.1°F
23
November
83.3°F
51.7
December
83.1°F
164.7
Sumba Island weather for the next seven days
10/31
Friday
Sunny
88.7°F/78°F
11/1
Saturday
Sunny
89.4°F/78.7°F
11/2
Sunday
Patchy rain nearby
89.9°F/77.4°F
11/3
Monday
Patchy rain nearby
90.6°F/78.4°F
11/4
Tuesday
Patchy rain nearby
88.9°F/78.6°F
11/5
Wednesday
Patchy rain nearby
89.1°F/78.8°F
11/6
Thursday
Patchy rain nearby
88.3°F/77.9°F
