27 to 31°C
temperature
3177 hours
sunshine per day
811 mm
rain
181 days
dry
184 days
rain
0 days
snow

Climate of Sumba

The island Sumba has a tropical savanna climate. It is warm every month with both a wet and dry season. The average annual temperature for Sumba is 29° degrees and there is about 811 mm of rain in a year. It is dry for 151 days a year with an average humidity of 78% and an UV-index of 7.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 27°C and 31°C
  • Night:the average nighttime temperature is between 23°C and 26°C
  • Rain: it rains 184 days and there is a total of approximately 811 mm rainfall
  • Sun hours: throughout the year there are 3177 sun hours
Maximum temperature: between 27°C and 31°C
Warmest month: 31°C in November
Coldest month: 27°C in July
Night temperature: between 23°C and 26°C
Dry days: 181 days
Days with rain: 184 days
Days with snow: 0 days
Total rain sum: 811 mm
Hours of sunshine: 3177 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Sumba.

Precipitation graph

This graph shows the average amount of rainfall per month for Sumba.

Climate table of Sumba

In this climate table you can see at a glance what the average weather per month is for Sumba. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Sumba might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 29 29 29 29 28 28 27 28 29 30 31 30
Night temp. (°C) 25 25 25 25 25 24 23 23 24 25 26 26
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 169 136 150 61 33 2 1 0 6 23 74 156
Days with rain 30 26 28 20 16 3 1 1 4 8 19 28
Dry days 1 2 3 10 15 27 30 30 26 23 11 3
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 10 9 9 7 7 7 7 7 10 10 11 11
Wind force (Bft) 3 2 2 2 3 3 3 3 3 2 2 2
UV-index 7 7 7 7 7 7 6 7 7 7 7 7

Best time to visit Sumba

The best time to visit Sumba, Indonesia is April through November. In this period you have a warm temperature and little precipitation. On the island of Sumba, the warmest month is November with 31°C and the coldest is July with 27°C.

Climate of Sumba by month

What is the average climate in a given month for Sumba? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Sumba weather experiences

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