Climate averages 1991–2020
Sumedang weather
in December.
A warm, very wet month: the 10th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Sumedang: daytime highs average 27.5°C and nights cool to about 21.5°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 434 mm of rain on roughly 30 days, which makes December a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 31 min on an average December day.
The nearest other city in this atlas is Cileunyi (20 km away). In December its highs average 26.4°C, 1.1°C cooler than Sumedang, with 451 mm of rain.
Among the 200 cities listed in Indonesia, Sumedang ranks joint 165th of 200 for the warmest December highs and joint 176th of 200 for the driest December (rainfall, lowest first). The mean December high of those 200 cities is 28.4°C; Sumedang is 0.9°C cooler than that mean.
From December to January, average highs fall by 0.5°C to 27.0°C, and monthly rainfall falls from 434 mm to 415 mm.
The annual picture
December 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
Sumedang climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.0°C21.2°C | 21.2°C | 415 | 30.0 | 12.512 h |
| February | 27.0°C21.2°C | 21.2°C | 389 | 27.6 | 12.312 h |
| March | 27.6°C21.2°C | 21.2°C | 403 | 29.8 | 12.112 h |
| April | 27.9°C21.4°C | 21.4°C | 272 | 26.3 | 12.012 h |
| May | 28.2°C21.2°C | 21.2°C | 124 | 17.6 | 11.812 h |
| June | 28.4°C20.7°C | 20.7°C | 67 | 10.7 | 11.712 h |
| July | 29.0°C20.2°C | 20.2°C | 42 | 6.4 | 11.812 h |
| August | 30.1°C20.4°C | 20.4°C | 19 | 3.7 | 11.912 h |
| September | 30.7°C21.0°C | 21.0°C | 42 | 5.6 | 12.112 h |
| October | 30.1°C21.7°C | 21.7°C | 121 | 13.7 | 12.312 h |
| November | 28.6°C21.8°C | 21.8°C | 310 | 24.5 | 12.412 h |
| December, selected | 27.5°C21.5°C | 21.5°C | 434 | 29.5 | 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
December in nearby cities
- Cileunyi in DecemberIndonesia · 20 kmHigh 26.4°C · Low 20.5°C · 451 mm rain
- Paseh in DecemberIndonesia · 27 kmHigh 25.5°C · Low 19.1°C · 451 mm rain
- Lembang in DecemberIndonesia · 33 kmHigh 22.9°C · Low 17.4°C · 368 mm rain
- Majalengka in DecemberIndonesia · 34 kmHigh 28.9°C · Low 22.2°C · 432 mm rain
- Bandung in DecemberIndonesia · 35 kmHigh 26.1°C · Low 20.4°C · 457 mm rain
- Subang in DecemberIndonesia · 37 kmHigh 29.3°C · Low 22.7°C · 336 mm rain
- Cimahi in DecemberIndonesia · 41 kmHigh 25.4°C · Low 19.9°C · 368 mm rain
- Banjaran in DecemberIndonesia · 42 kmHigh 26.5°C · Low 20.5°C · 457 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 Sumedang) is explained once on the Sumedang year overview and on the Sources, method and limits page.