Climate averages 1991–2020
Astanajapura weather
in September.
A hot, fairly dry month: the warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Astanajapura: daytime highs average 31.6°C and nights cool to about 24.1°C. By daytime temperature it is the warmest month of the year.
Expect about 21 mm of rain on roughly 4 days, which makes September a fairly dry month (the 2nd 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 Cirebon (13 km away). In September its highs average 31.3°C, about as warm as Astanajapura, with 28 mm of rain.
Among the 200 cities listed in Indonesia, Astanajapura ranks joint 49th of 200 for the warmest September highs and joint 22nd of 200 for the driest September (rainfall, lowest first). The mean September high of those 200 cities is 30.1°C; Astanajapura is 1.5°C warmer than that mean.
From September to October, average highs fall by 0.2°C to 31.5°C, and monthly rainfall rises from 21 mm to 75 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
Astanajapura climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.8°C24.2°C | 24.2°C | 270 | 28.8 | 12.512 h |
| February | 28.7°C24.1°C | 24.1°C | 241 | 26.9 | 12.312 h |
| March | 29.2°C24.3°C | 24.3°C | 232 | 28.5 | 12.112 h |
| April | 29.4°C24.6°C | 24.6°C | 174 | 24.9 | 12.012 h |
| May | 29.7°C24.7°C | 24.7°C | 89 | 16.3 | 11.812 h |
| June | 29.8°C24.3°C | 24.3°C | 56 | 10.4 | 11.712 h |
| July | 30.3°C23.8°C | 23.8°C | 33 | 6.2 | 11.812 h |
| August | 30.8°C23.6°C | 23.6°C | 14 | 3.6 | 11.912 h |
| September, selected | 31.6°C24.1°C | 24.1°C | 21 | 4.1 | 12.112 h |
| October | 31.5°C24.8°C | 24.8°C | 75 | 11.2 | 12.312 h |
| November | 30.2°C24.8°C | 24.8°C | 195 | 21.6 | 12.412 h |
| December | 29.2°C24.4°C | 24.4°C | 266 | 28.0 | 12.513 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
- Cirebon in SeptemberIndonesia · 13 kmHigh 31.3°C · Low 24.4°C · 28 mm rain
- Sumber in SeptemberIndonesia · 17 kmHigh 32.0°C · Low 24.0°C · 28 mm rain
- Palimanan in SeptemberIndonesia · 25 kmHigh 32.3°C · Low 24.2°C · 28 mm rain
- Kuningan in SeptemberIndonesia · 25 kmHigh 29.1°C · Low 20.7°C · 44 mm rain
- Arjawinangun in SeptemberIndonesia · 30 kmHigh 32.1°C · Low 24.5°C · 28 mm rain
- Majalengka in SeptemberIndonesia · 45 kmHigh 32.5°C · Low 22.2°C · 48 mm rain
- Jatibarang in SeptemberIndonesia · 50 kmHigh 33.0°C · Low 24.0°C · 28 mm rain
- Tegal in SeptemberIndonesia · 57 kmHigh 31.5°C · Low 24.1°C · 37 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 Astanajapura) is explained once on the Astanajapura year overview and on the Sources, method and limits page.