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Sumba Weather in July
With daytime temperatures of 29°C (84°F) and nighttime lows of 22°C (72°F), July in Sumba brings high temperatures during the day. The excellent weather makes it an appealing time to visit.
Rainfall in Sumba in July
You can expect rain on around 2 days based on historical patterns, with 18 mm (0.7 in) average for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in Sumba in July
Sumba has excellent weather in July, with days reaching 29°C (84°F) and nights cooling to 22°C (72°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 22°C (72°F), evenings stay pleasantly warm.If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit.
Sumba Temperature in July
Min Temperature
22°C (72°F)
Max Temperature
29°C (84°F)
Chance of Rain
7%
Precipitation
18 mm (0.7 in)
Rainy days
2 days
Sumba Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sumba - and find the best time to visit.
Daily Historical Temperatures
46-year average (1976-2025)
Based on our historical records, temperatures in Sumba typically stay consistent throughout July, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 21°C (70°F).
Average temperatures in July
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather records for Sumba in July
Browse day-by-day weather records for Sumba spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sumba historical weather extremes in July
Based on 21 years of weather observations in Sumba between 2005 and 2026, these are the recorded extremes.
- On July 1, 2007, temperatures climbed to 36°C (97°F), marking the warmest July day on record.
- Sumba experienced its chilliest July day on July 14, 2014, reaching only 26°C (79°F).
- Sumba registered its coldest July night on July 15, 2006, with temperatures dropping to 16°C (61°F).
Best Places in Indonesia in July
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in July →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Sumba in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear.
What To Do in Sumba in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
Sumba 3-Day Forecast
More climate data for Sumba
See the full Sumba climate overview or explore weather in Indonesia.
Popular in July
Where to go in July - average daytime high across popular destinations.
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