Climate averages 1991–2020
Sandu weather
in January.
A mild, fairly dry month: the coolest and the 3rd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
January is a mild month in Sandu: daytime highs average 21.8°C and nights cool to about 16.7°C. By daytime temperature it is the coolest month of the year.
Expect about 32 mm of rain on roughly 7 days, which makes January a fairly dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 05 min on an average January day.
The nearest other city in this atlas is Dacheng (36 km away). In January its highs average 23.2°C, 1.5°C warmer than Sandu, with 15 mm of rain.
Among the 884 cities listed in China, Sandu ranks joint 14th of 884 for the warmest January highs and joint 548th of 884 for the driest January (rainfall, lowest first). The mean January high of those 884 cities is 5.9°C; Sandu is 15.9°C warmer than that mean.
From January to February, average highs rise by 1.4°C to 23.1°C, and monthly rainfall falls from 32 mm to 28 mm.
The annual picture
January 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
Sandu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 21.8°C16.7°C | 16.7°C | 32 | 6.7 | 11.111 h |
| February | 23.1°C17.5°C | 17.5°C | 28 | 5.7 | 11.511 h |
| March | 26.0°C20.0°C | 20.0°C | 31 | 6.3 | 12.012 h |
| April | 28.9°C23.1°C | 23.1°C | 57 | 10.5 | 12.613 h |
| May | 30.8°C25.7°C | 25.7°C | 108 | 16.6 | 13.113 h |
| June | 31.6°C27.3°C | 27.3°C | 142 | 14.3 | 13.313 h |
| July | 31.3°C27.2°C | 27.2°C | 191 | 15.6 | 13.213 h |
| August | 30.3°C26.7°C | 26.7°C | 276 | 20.5 | 12.813 h |
| September | 29.4°C25.5°C | 25.5°C | 192 | 19.7 | 12.312 h |
| October | 27.9°C23.7°C | 23.7°C | 118 | 11.7 | 11.712 h |
| November | 25.7°C21.3°C | 21.3°C | 45 | 6.1 | 11.211 h |
| December | 22.4°C18.1°C | 18.1°C | 41 | 6.2 | 11.011 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
January in nearby cities
- Dacheng in JanuaryChina · 36 kmHigh 23.2°C · Low 15.1°C · 15 mm rain
- Yaxing in JanuaryChina · 38 kmHigh 22.9°C · Low 14.9°C · 12 mm rain
- Nada in JanuaryChina · 48 kmHigh 22.8°C · Low 15.1°C · 15 mm rain
- Basuo in JanuaryChina · 96 kmHigh 23.3°C · Low 17.2°C · 15 mm rain
- Wuzhishan in JanuaryChina · 116 kmHigh 22.9°C · Low 15.2°C · 15 mm rain
- Xucheng in JanuaryChina · 116 kmHigh 20.6°C · Low 15.8°C · 24 mm rain
- Haikou in JanuaryChina · 121 kmHigh 20.7°C · Low 17.2°C · 30 mm rain
- Qiongshan in JanuaryChina · 122 kmHigh 20.5°C · Low 17.2°C · 30 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 Sandu) is explained once on the Sandu year overview and on the Sources, method and limits page.