East Sumba's climate is classified as Tropical Savanna - Tropical Savanna climate with consistently warm temperatures year-round. Temperatures range from 19°C to 30°C. Abundant rainfall (1429 mm/year), wettest in January with a pronounced dry season.

Air Quality: AQI 38 Good

Best Time to Visit

AugustSeptemberJuly

Temperature & Rainfall

Temperature Range

36°

Warmest Month

19°

Coldest Month

Monthly Conditions

January

January is warm with muggy conditions (dew point 23°C). The wettest month with heavy rain (261 mm) and mostly overcast skies.

65 Good

Comfort

25°

Feels Like Warm

25°C

Temperature

21° – 28°

82%

Humidity

Very Humid

Weather

261 mm

Rainfall

2.4 m/s

Wind

Calm

2.7

UV Index

Extreme

12.5h daylight

February

February is warm with muggy conditions (dew point 23°C). Heavy rain (251 mm) and mostly overcast skies.

65 Good

Comfort

25°

Feels Like Warm

25°C

Temperature

21° – 28°

82%

Humidity

Very Humid

Weather

251 mm

Rainfall

2.0 m/s

Wind

Calm

2.8

UV Index

Extreme

12.3h daylight

March

March is warm with muggy conditions (dew point 23°C). Heavy rain (247 mm) and partly cloudy skies.

69 Good

Comfort

25°

Feels Like Warm

25°C

Temperature

21° – 28°

81%

Humidity

Very Humid

Weather

247 mm

Rainfall

1.9 m/s

Wind

Calm

2.7

UV Index

Extreme

12.0h daylight

April

April is warm with muggy conditions (dew point 22°C). Significant rainfall (132 mm) and partly cloudy skies.

77 Very Good

Comfort

25°

Feels Like Warm

25°C

Temperature

21° – 29°

78%

Humidity

Very Humid

Weather

132 mm

Rainfall

1.9 m/s

Wind

Calm

2.4

UV Index

Extreme

11.8h daylight

May

May is warm with highs of 28°C and lows of 21°C. Moderate rainfall (72 mm).

85 Excellent

Comfort

24°

Feels Like Warm

24°C

Temperature

21° – 28°

76%

Humidity

Very Humid

Weather

72 mm

Rainfall

2.2 m/s

Wind

Calm

2.0

UV Index

Extreme

11.6h daylight

June

June is mild with highs of 27°C and lows of 20°C. Moderate rainfall (32 mm).

90 Ideal

Comfort

23°

Feels Like Mild

23°C

Temperature

20° – 27°

75%

Humidity

Very Humid

Weather

32 mm

Rainfall

3.4 m/s

Wind

Light Breeze

1.8

UV Index

Very High

11.5h daylight

July

July is mild with highs of 27°C and lows of 19°C. Light rainfall.

92 Ideal

Comfort

23°

Feels Like Mild

23°C

Temperature

19° – 27°

71%

Humidity

Very Humid

Weather

18 mm

Rainfall

3.5 m/s

Wind

Light Breeze

1.9

UV Index

Very High

11.5h daylight

August

August is mild with highs of 28°C and lows of 19°C. The driest month with just 12 mm and mostly sunny skies.

96 Ideal

Comfort

23°

Feels Like Mild

23°C

Temperature

19° – 28°

67%

Humidity

Humid

Weather

12 mm

Rainfall

3.1 m/s

Wind

Light Breeze

2.3

UV Index

Extreme

11.7h daylight

September

September is warm with highs of 29°C and lows of 20°C. Light rainfall and mostly sunny skies.

93 Ideal

Comfort

25°

Feels Like Warm

25°C

Temperature

20° – 29°

66%

Humidity

Humid

Weather

21 mm

Rainfall

2.8 m/s

Wind

Calm

2.6

UV Index

Extreme

11.9h daylight

October

October is warm with highs of 30°C and lows of 21°C. Moderate rainfall (52 mm) and mostly sunny skies.

89 Excellent

Comfort

26°

Feels Like Warm

26°C

Temperature

21° – 30°

64%

Humidity

Humid

Weather

52 mm

Rainfall

2.1 m/s

Wind

Calm

2.8

UV Index

Extreme

12.2h daylight

November

November is the warmest month with highs of 30°C and lows of 22°C. Significant rainfall (111 mm) and partly cloudy skies.

79 Very Good

Comfort

26°

Feels Like Warm

26°C

Temperature

22° – 30°

67%

Humidity

Humid

Weather

111 mm

Rainfall

2.0 m/s

Wind

Calm

2.7

UV Index

Extreme

12.4h daylight

December

December is warm with muggy conditions (dew point 23°C). Heavy rain (220 mm) and mostly overcast skies.

65 Good

Comfort

25°

Feels Like Warm

25°C

Temperature

22° – 29°

77%

Humidity

Very Humid

Weather

220 mm

Rainfall

2.2 m/s

Wind

Calm

2.6

UV Index

Extreme

12.5h daylight