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Climate · Southwest Sumba

Southwest Sumba in August

Hot and dry, as the days lengthen.

Typical weather, averaged over 30 years

August in Southwest Sumba is hot: highs near 86°F, lows near 75°F. Rain is rare, and the days lengthen by 13 minutes from the first week to the last.August in Southwest Sumba is hot: highs near 30°C, lows near 24°C. Rain is rare, and the days lengthen by 13 minutes from the first week to the last.

High
86°F30°Caverage
Low
75°F24°Caverage
Wet days
0a week · 7% of days
Daylight
11h 49mon average

Is August a good time to visit Southwest Sumba?

Yes. August is one of Southwest Sumba's most comfortable months (June to September).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 86°F in August, against 86°F to 89°F through the year.Highs near 30°C in August, against 30°C to 32°C through the year.

Chance of a wet day

7% of days in August, against 7% to 91% through the year.

Cloud cover

54% cover in August, against 54% to 78% through the year.

Daylight

11h 49m in August, against 11h 35m to 12h 40m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the most comfortable months. Hover or tap a week for its figures.

Either side

  1. July86°30°low 76°low 24°1 wet day a weekRain on about one day a week.
  2. August86°30°low 75°low 24°no wet daysRain on fewer than one day a week.
  3. September87°31°low 76°low 24°1 wet day a weekRain on about one day a week.

Where Southwest Sumba sits, in August

Asia/Makassar
this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
6:15 AMsets 6:03 PM
Above the sea
0 mlow-lying
Latitude
9.5°Ssouthern hemisphere
Nearest of ours
West Sumba57 km south-east

The land around Southwest Sumba, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Indonesia in August

high · low · wet days
See August on the planning mapThe whole year in Southwest Sumba

Typical weather, averaged over 30 years (1995–2024), read 8 km north-east of Southwest Sumba. Its own grid square is mostly sea and holds only a daily average, so the page reads the nearest square with a true high and low near the town's height. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (52 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (52 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.