Jayapura Weather in September
September in Jayapura sees daytime temperatures around 30°C (86°F) and lows of 25°C (77°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.
Rainfall in Jayapura in September
Jayapura is in the rainy season in September, with rain on around 14 days and an average of 210 mm (8.3 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Jayapura in September
In September, expect very high temperatures in Jayapura, with highs of 30°C (86°F) and lows of 25°C (77°F) at night. For most visitors, the main thing to prepare for is the heat during the day. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.For more travel ideas, our weather planner can help you explore destinations around the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Jayapura's climate page.
Jayapura Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
45%
Precipitation
210 mm (8.3 in)
Rainy days
14 days
Daily Historical Temperatures
40-year average (1981-2025)
Based on our historical records, temperatures in Jayapura typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
40-year average (1981-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Jayapura in September
Browse day-by-day weather records for Jayapura spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Jayapura historical weather extremes in September
Based on 22 years of weather observations (2003-2025), these are the most extreme conditions recorded in Jayapura.
- Jayapura recorded its highest September temperature of 36°C (97°F) on September 6, 2023.
- Jayapura experienced its chilliest September day on September 23, 2003, reaching only 24°C (75°F).
- Jayapura registered its coldest September night on September 11, 2006, with temperatures dropping to 22°C (72°F).
Best Places in Indonesia in September
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in September →
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What to Wear in Jayapura in September
Warm but pleasant conditions in Jayapura in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.What To Do in Jayapura in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Jayapura's climate page.
See the full Jayapura climate overview or explore weather in Indonesia.
