Climate averages 1991–2020
Guyuan weather
in December.
A cold month with very little precipitation: the 11th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cold month in Guyuan: daytime highs average 1.5°C and nights cool to about -8.7°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 4.5 mm of precipitation on roughly 2 days, which makes December a month with very little precipitation (the driest month of the year). Daylight, from sunrise to sunset, lasts about 9 h 46 min on an average December day.
The nearest other city in this atlas is Pingliang (64 km away). In December its highs average 4.1°C, 2.6°C warmer than Guyuan, with 5.4 mm of rain.
Among the 884 cities listed in China, Guyuan ranks 702nd of 884 for the warmest December highs and joint 108th of 884 for the driest December (precipitation, lowest first). The mean December high of those 884 cities is 7.5°C; Guyuan is 6.1°C cooler than that mean.
From December to January, average highs fall by 1.8°C to -0.3°C, and monthly precipitation rises from 4.5 mm to 7.6 mm.
The annual picture
December in context
Monthly precipitation
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
Guyuan climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -0.3°C-11.1°C | -11.1°C | 7.6 | 2.8 | 10.010 h |
| February | 3.0°C-7.7°C | -7.7°C | 11 | 3.4 | 10.911 h |
| March | 8.6°C-3.0°C | -3.0°C | 24 | 5.9 | 11.912 h |
| April | 15.0°C1.9°C | 1.9°C | 35 | 7.1 | 13.113 h |
| May | 19.5°C7.0°C | 7.0°C | 51 | 8.0 | 14.114 h |
| June | 23.3°C11.7°C | 11.7°C | 70 | 8.8 | 14.615 h |
| July | 24.8°C14.5°C | 14.5°C | 112 | 12.1 | 14.314 h |
| August | 23.3°C13.8°C | 13.8°C | 125 | 12.5 | 13.514 h |
| September | 18.7°C9.4°C | 9.4°C | 92 | 11.1 | 12.412 h |
| October | 13.2°C3.0°C | 3.0°C | 56 | 9.4 | 11.311 h |
| November | 7.0°C-3.5°C | -3.5°C | 16 | 4.1 | 10.310 h |
| December, selected | 1.5°C-8.7°C | -8.7°C | 4.5 | 1.8 | 9.810 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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
- Pingliang in DecemberChina · 64 kmHigh 4.1°C · Low -6.0°C · 5.4 mm rain
- Qingyang in DecemberChina · 127 kmHigh 2.5°C · Low -7.2°C · 4.3 mm rain
- Xingguo in DecemberChina · 139 kmHigh 4.9°C · Low -4.0°C · 7.7 mm rain
- Dingxi in DecemberChina · 157 kmHigh 1.8°C · Low -7.9°C · 3.6 mm precipitation
- Xinxing in DecemberChina · 162 kmHigh 4.1°C · Low -4.3°C · 7.1 mm rain
- Beidao in DecemberChina · 164 kmHigh 4.9°C · Low -3.4°C · 11 mm rain
- Gangu Chengguanzhen in DecemberChina · 166 kmHigh 4.8°C · Low -3.8°C · 7.1 mm rain
- Tianshui in DecemberChina · 166 kmHigh 4.9°C · Low -3.6°C · 9.7 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 Guyuan) is explained once on the Guyuan year overview and on the Sources, method and limits page.