Climate averages 1991–2020
Zhongshan weather
in December.
A mild, fairly dry month: the 11th warmest and one of the driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a mild month in Zhongshan: daytime highs average 20.4°C and nights cool to about 13.2°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 31 mm of rain on roughly 4 days, which makes December a fairly dry month (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 10 h 47 min on an average December day.
The nearest other city in this atlas is Nantou, China (24 km away). In December its highs average 20.3°C, about as warm as Zhongshan, with 34 mm of rain.
Among the 884 cities listed in China, Zhongshan ranks joint 41st of 884 for the warmest December highs and joint 545th of 884 for the driest December (rainfall, lowest first). The mean December high of those 884 cities is 7.5°C; Zhongshan is 12.9°C warmer than that mean.
From December to January, average highs fall by 1.2°C to 19.2°C, and monthly rainfall stays at 31 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
Zhongshan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 19.2°C12.1°C | 12.1°C | 31 | 5.3 | 10.911 h |
| February | 20.7°C14.0°C | 14.0°C | 41 | 7.3 | 11.411 h |
| March | 23.7°C17.1°C | 17.1°C | 76 | 11.8 | 12.012 h |
| April | 26.8°C20.9°C | 20.9°C | 137 | 14.8 | 12.713 h |
| May | 29.0°C23.9°C | 23.9°C | 238 | 20.1 | 13.213 h |
| June | 30.4°C25.9°C | 25.9°C | 283 | 22.4 | 13.513 h |
| July | 31.0°C26.3°C | 26.3°C | 221 | 21.6 | 13.413 h |
| August | 31.0°C26.1°C | 26.1°C | 286 | 23.5 | 12.913 h |
| September | 30.1°C24.8°C | 24.8°C | 197 | 16.3 | 12.312 h |
| October | 28.0°C21.7°C | 21.7°C | 63 | 6.7 | 11.612 h |
| November | 24.7°C17.6°C | 17.6°C | 34 | 5.2 | 11.111 h |
| December, selected | 20.4°C13.2°C | 13.2°C | 31 | 4.3 | 10.811 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
- Nantou, China in DecemberChina · 24 kmHigh 20.3°C · Low 12.3°C · 34 mm rain
- Jiangmen in DecemberChina · 31 kmHigh 20.4°C · Low 12.2°C · 33 mm rain
- Zhuhai in DecemberChina · 34 kmHigh 20.0°C · Low 14.0°C · 29 mm rain
- Jing’an in DecemberChina · 36 kmHigh 19.9°C · Low 14.2°C · 32 mm rain
- Daliang in DecemberChina · 38 kmHigh 20.4°C · Low 12.3°C · 34 mm rain
- Macau in DecemberMacao · 40 kmHigh 19.7°C · Low 14.7°C · 29 mm rain
- Humen in DecemberChina · 45 kmHigh 20.2°C · Low 12.8°C · 41 mm rain
- Shiqiao in DecemberChina · 47 kmHigh 20.4°C · Low 12.1°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 Zhongshan) is explained once on the Zhongshan year overview and on the Sources, method and limits page.