Climate averages 1991–2020
Guankou weather
in December.
A cool, moderately wet month: the 11th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cool month in Guankou: daytime highs average 12.8°C and nights cool to about 4.6°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 57 mm of rain on roughly 8 days, which makes December a moderately wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 10 h 24 min on an average December day.
The nearest other city in this atlas is Xishan (56 km away). In December its highs average 12.9°C, about as warm as Guankou, with 60 mm of rain.
Among the 884 cities listed in China, Guankou ranks joint 181st of 884 for the warmest December highs and joint 807th of 884 for the driest December (rainfall, lowest first). The mean December high of those 884 cities is 7.5°C; Guankou is 5.3°C warmer than that mean.
From December to January, average highs fall by 2.3°C to 10.5°C, and monthly rainfall rises from 57 mm to 77 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
Guankou climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.5°C3.3°C | 3.3°C | 77 | 11.1 | 10.611 h |
| February | 13.2°C5.5°C | 5.5°C | 105 | 12.1 | 11.211 h |
| March | 17.1°C9.0°C | 9.0°C | 209 | 17.1 | 12.012 h |
| April | 22.9°C14.4°C | 14.4°C | 290 | 17.6 | 12.813 h |
| May | 27.0°C18.9°C | 18.9°C | 308 | 16.7 | 13.514 h |
| June | 29.6°C22.7°C | 22.7°C | 345 | 18.3 | 13.914 h |
| July | 32.8°C25.7°C | 25.7°C | 179 | 13.3 | 13.714 h |
| August | 32.6°C25.2°C | 25.2°C | 134 | 13.8 | 13.113 h |
| September | 29.3°C21.3°C | 21.3°C | 86 | 10.2 | 12.312 h |
| October | 24.4°C15.9°C | 15.9°C | 62 | 7.6 | 11.512 h |
| November | 18.5°C10.0°C | 10.0°C | 83 | 8.6 | 10.811 h |
| December, selected | 12.8°C4.6°C | 4.6°C | 57 | 7.8 | 10.410 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
- Xishan in DecemberChina · 56 kmHigh 12.9°C · Low 5.0°C · 60 mm rain
- Zhuzhou in DecemberChina · 59 kmHigh 12.6°C · Low 4.9°C · 58 mm rain
- Pingxiang in DecemberChina · 64 kmHigh 12.5°C · Low 4.6°C · 55 mm rain
- Changsha in DecemberChina · 64 kmHigh 12.1°C · Low 4.4°C · 53 mm rain
- Xiangtan in DecemberChina · 79 kmHigh 12.4°C · Low 4.8°C · 54 mm rain
- Yichun in DecemberChina · 84 kmHigh 12.2°C · Low 5.2°C · 60 mm rain
- Shaoshan in DecemberChina · 112 kmHigh 11.8°C · Low 4.3°C · 47 mm rain
- Xiangxiang in DecemberChina · 117 kmHigh 12.2°C · Low 4.8°C · 52 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 Guankou) is explained once on the Guankou year overview and on the Sources, method and limits page.