Monthly climate guide
Nanjing weather in December
December in Nanjing is typically cool, with average daytime highs around 10°C (49°F) and night-time lows near 0°C (31°F). The month usually brings about 41 mm of rain (fairly dry) and is a mix of sun and cloud. Daytime highs are 8°C cooler than November and 2°C warmer than January.
What stands out in December
- Just 360 km apart, but Nanjing runs about 2°C cooler than Ningbo this month.
- Rain is well below Nanjing's usual level (around 62% less).
- Mornings start cold: the average low is 0°C, and frost is common.
- Only one month is cooler in Nanjing than December.
It's usually the driest month of the year.
Avg high
10°C
49°F
Avg low
0°C
31°F
Rainfall
41 mm
fairly dry
Humidity
75%
relative
Sky
53%
cloud · a mix of sun and cloud
Nanjing weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 8°C / 46°F | -2°C / 29°F | 49 mm | 77% | 63% |
| February | 10°C / 50°F | 0°C / 32°F | 61 mm | 77% | 67% |
| March | 16°C / 61°F | 5°C / 40°F | 70 mm | 75% | 65% |
| April | 22°C / 72°F | 10°C / 50°F | 89 mm | 73% | 64% |
| May | 28°C / 82°F | 16°C / 61°F | 92 mm | 71% | 71% |
| June | 30°C / 87°F | 21°C / 69°F | 218 mm | 75% | 78% |
| July | 32°C / 90°F | 25°C / 76°F | 245 mm | 82% | 73% |
| August | 32°C / 90°F | 24°C / 76°F | 174 mm | 80% | 66% |
| September | 28°C / 83°F | 19°C / 66°F | 105 mm | 78% | 64% |
| October | 23°C / 74°F | 13°C / 55°F | 71 mm | 74% | 58% |
| November | 17°C / 63°F | 7°C / 44°F | 65 mm | 77% | 58% |
| December | 10°C / 49°F | 0°C / 31°F | 41 mm | 75% | 53% |
What to pack for December
- A proper insulated winter coat
- A hat, scarf and gloves
- Thermal base layers and warm, grippy boots for icy mornings
- A small travel umbrella, just in case
Is December a good time to visit Nanjing?
Compare the months in the chart above to find your ideal window.
Best time to visit Nanjing →Other China cities in December
Cite or embed this data
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Nanjing weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/china/nanjing/december
<a href="https://weathercompare.eu/weather/china/nanjing/december">Nanjing weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/china/nanjing" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Nanjing weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/china/nanjing/december">Nanjing weather in December</a> – WeatherCompare</p>
Nanjing in December: quick answers
Is December a good time to visit Nanjing?
December is cool in Nanjing, with highs around 10°C. Better for museums and city walks than the beach, and usually quieter.
How warm is Nanjing in December?
Average highs are about 10°C (49°F) and average lows about 0°C (31°F), based on 10 years of daily data.
Does it rain a lot in Nanjing in December?
Nanjing typically gets around 41 mm of rain in December — fairly dry. It's usually the driest month of the year.
Figures are long-term averages for the area around Nanjing (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.