Climate averages 1991–2020
Metro weather
in December.
A hot, very wet month: the 11th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Metro: daytime highs average 29.3°C and nights cool to about 23.0°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 265 mm of rain on roughly 28 days, which makes December a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 25 min on an average December day.
The nearest other city in this atlas is Bandar Lampung (36 km away). In December its highs average 29.0°C, about as warm as Metro, with 328 mm of rain.
Among the 200 cities listed in Indonesia, Metro ranks joint 45th of 200 for the warmest December highs and joint 32nd of 200 for the driest December (rainfall, lowest first). The mean December high of those 200 cities is 28.4°C; Metro is 0.8°C warmer than that mean.
From December to January, average highs fall by 0.1°C to 29.2°C, and monthly rainfall falls from 265 mm to 228 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
Metro climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.2°C22.9°C | 22.9°C | 228 | 27.9 | 12.412 h |
| February | 29.4°C23.0°C | 23.0°C | 211 | 25.2 | 12.312 h |
| March | 29.8°C23.1°C | 23.1°C | 246 | 28.3 | 12.112 h |
| April | 29.9°C23.3°C | 23.3°C | 215 | 26.8 | 12.012 h |
| May | 29.8°C23.3°C | 23.3°C | 158 | 24.3 | 11.912 h |
| June | 29.5°C22.8°C | 22.8°C | 105 | 20.0 | 11.812 h |
| July | 29.4°C22.2°C | 22.2°C | 93 | 17.7 | 11.912 h |
| August | 30.1°C22.3°C | 22.3°C | 68 | 13.6 | 11.912 h |
| September | 31.3°C22.7°C | 22.7°C | 62 | 11.0 | 12.112 h |
| October | 31.4°C23.3°C | 23.3°C | 116 | 17.4 | 12.212 h |
| November | 30.4°C23.4°C | 23.4°C | 191 | 24.2 | 12.312 h |
| December, selected | 29.3°C23.0°C | 23.0°C | 265 | 28.3 | 12.412 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
- Bandar Lampung in DecemberIndonesia · 36 kmHigh 29.0°C · Low 23.1°C · 328 mm rain
- Cilegon in DecemberIndonesia · 130 kmHigh 28.3°C · Low 24.5°C · 293 mm rain
- Serang in DecemberIndonesia · 146 kmHigh 28.7°C · Low 24.2°C · 256 mm rain
- Pandeglang in DecemberIndonesia · 160 kmHigh 27.7°C · Low 22.8°C · 365 mm rain
- Kresek in DecemberIndonesia · 164 kmHigh 29.1°C · Low 24.0°C · 275 mm rain
- Baturaja in DecemberIndonesia · 167 kmHigh 29.0°C · Low 22.9°C · 366 mm rain
- Rangkasbitung in DecemberIndonesia · 173 kmHigh 28.8°C · Low 23.3°C · 300 mm rain
- Pasarkemis in DecemberIndonesia · 179 kmHigh 29.0°C · Low 23.4°C · 275 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 Metro) is explained once on the Metro year overview and on the Sources, method and limits page.