SeasonMapDili weather in September
Timor-Leste
September in Dili: hot, dry, with clean air — a great time to visit.
#3 of 12 months in Dili · #823 of 1383 destinations to visit in September · comfort 76/100 (tier B)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Dili in September
No notes yet. Open Dili on the map to add the first one.
Dili climate normals — September
| Daytime high | 34°C / 93°F | 🥵 hot |
|---|---|---|
| Nighttime low | 23°C / 74°F | |
| Sea temperature | 27°C / 81°F | 😎 warm sea |
| Rainfall | 5 mm / 0.2 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 66% | 💧 humid |
| Dew point | 21°C / 69°F | |
| Sunshine | 11 h/day | |
| Daylight | 12.1 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 24 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Dili in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Busyschool holidays in 3 of the markets that fill it, one of its best months for weather(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Dili's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Best weatherDili's weather peaks July–September.
Best weatherFair weatherToughest weather
What's on in Dili in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Dry season and road access
1 May – 30 Nov · usuallyThe months the mountain roads to Maubisse and Baucau are reliably passable and the Atauro crossing keeps to its schedule. Outside them a washed-out culvert can cut a district off for days. Source ↗
Where is Dili?
Dili in September — FAQ
- Is September a good time to visit Dili?
- September in Dili: hot, dry, with clean air — a great time to visit. It ranks #3 of 12 months for Dili on SeasonMap's comfort score (76/100).
- What is the weather like in Dili in September?
- In September, Dili averages a daily high of 33.8°C and a low of 23.3°C, with about 4.9 mm of rain over roughly 1.2 rainy days.
- What is the air quality in Dili in September?
- Dili has a mean US Air Quality Index of about 24 in September.