Climate averages 1991–2020
Cileungsir weather
in September.
A hot, wet month: the warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Cileungsir: daytime highs average 32.2°C and nights cool to about 22.3°C. By daytime temperature it is the warmest month of the year.
Expect about 119 mm of rain on roughly 17 days, which makes September a wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 04 min on an average September day.
The nearest other city in this atlas is Cibinong (15 km away). In September its highs average 31.5°C, 0.8°C cooler than Cileungsir, with 126 mm of rain.
Among the 200 cities listed in Indonesia, Cileungsir ranks joint 28th of 200 for the warmest September highs and joint 134th of 200 for the driest September (rainfall, lowest first). The mean September high of those 200 cities is 30.1°C; Cileungsir is 2.1°C warmer than that mean.
From September to October, average highs fall by 0.5°C to 31.7°C, and monthly rainfall rises from 119 mm to 248 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Cileungsir climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C22.6°C | 22.6°C | 347 | 29.3 | 12.412 h |
| February | 28.9°C22.6°C | 22.6°C | 345 | 27.4 | 12.312 h |
| March | 29.7°C22.6°C | 22.6°C | 348 | 29.8 | 12.112 h |
| April | 30.0°C22.6°C | 22.6°C | 288 | 27.8 | 12.012 h |
| May | 30.2°C22.4°C | 22.4°C | 164 | 24.1 | 11.812 h |
| June | 30.3°C21.9°C | 21.9°C | 112 | 18.7 | 11.812 h |
| July | 30.7°C21.6°C | 21.6°C | 89 | 16.5 | 11.812 h |
| August | 31.6°C21.9°C | 21.9°C | 80 | 14.9 | 11.912 h |
| September, selected | 32.2°C22.3°C | 22.3°C | 119 | 16.7 | 12.112 h |
| October | 31.7°C22.8°C | 22.8°C | 248 | 23.7 | 12.212 h |
| November | 30.3°C22.8°C | 22.8°C | 357 | 28.1 | 12.412 h |
| December | 29.4°C22.7°C | 22.7°C | 347 | 28.5 | 12.512 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Cibinong in SeptemberIndonesia · 15 kmHigh 31.5°C · Low 21.9°C · 126 mm rain
- Depok in SeptemberIndonesia · 16 kmHigh 31.7°C · Low 22.1°C · 126 mm rain
- Bekasi in SeptemberIndonesia · 18 kmHigh 31.4°C · Low 23.3°C · 57 mm rain
- Jakarta in SeptemberIndonesia · 24 kmHigh 31.2°C · Low 23.4°C · 57 mm rain
- Parung in SeptemberIndonesia · 25 kmHigh 31.7°C · Low 22.1°C · 126 mm rain
- Cikarang in SeptemberIndonesia · 26 kmHigh 32.4°C · Low 22.7°C · 59 mm rain
- Bogor in SeptemberIndonesia · 29 kmHigh 30.6°C · Low 21.5°C · 126 mm rain
- South Tangerang in SeptemberIndonesia · 29 kmHigh 32.2°C · Low 22.6°C · 57 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Cileungsir) is explained once on the Cileungsir year overview and on the Sources, method and limits page.