Climate averages 1991–2020
Nanjing weather
in April.
A mild, wet month: the 7th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Nanjing: daytime highs average 21.0°C and nights cool to about 10.8°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 94 mm of rain on roughly 9 days, which makes April a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 57 min on an average April day.
The nearest other city in this atlas is Zhenzhou (44 km away). In April its highs average 20.8°C, about as warm as Nanjing, with 88 mm of rain.
Among the 884 cities listed in China, Nanjing ranks joint 485th of 884 for the warmest April highs and joint 562nd of 884 for the driest April (rainfall, lowest first). The mean April high of those 884 cities is 20.6°C; Nanjing is 0.4°C warmer than that mean.
From April to May, average highs rise by 4.7°C to 25.7°C, and monthly rainfall rises from 94 mm to 121 mm.
The annual picture
April 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
Nanjing climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.6°C-1.0°C | -1.0°C | 55 | 8.0 | 10.310 h |
| February | 10.3°C1.0°C | 1.0°C | 56 | 8.5 | 11.011 h |
| March | 15.0°C5.1°C | 5.1°C | 80 | 10.0 | 12.012 h |
| April, selected | 21.0°C10.8°C | 10.8°C | 94 | 9.0 | 12.913 h |
| May | 25.7°C16.3°C | 16.3°C | 121 | 9.8 | 13.814 h |
| June | 28.6°C20.6°C | 20.6°C | 222 | 11.9 | 14.214 h |
| July | 31.4°C24.7°C | 24.7°C | 210 | 15.1 | 14.014 h |
| August | 30.9°C24.4°C | 24.4°C | 174 | 14.3 | 13.313 h |
| September | 27.1°C19.7°C | 19.7°C | 81 | 8.3 | 12.412 h |
| October | 22.3°C13.7°C | 13.7°C | 54 | 6.3 | 11.411 h |
| November | 16.3°C7.3°C | 7.3°C | 53 | 6.8 | 10.611 h |
| December | 9.9°C1.1°C | 1.1°C | 34 | 5.6 | 10.110 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
April in nearby cities
- Zhenzhou in AprilChina · 44 kmHigh 20.8°C · Low 10.7°C · 88 mm rain
- Ma’anshan in AprilChina · 49 kmHigh 21.1°C · Low 11.5°C · 103 mm rain
- Chuzhou in AprilChina · 54 kmHigh 21.1°C · Low 10.7°C · 83 mm rain
- Zhenjiang in AprilChina · 66 kmHigh 20.5°C · Low 10.4°C · 87 mm rain
- Yangzhou in AprilChina · 72 kmHigh 20.6°C · Low 10.5°C · 79 mm rain
- Xiannü in AprilChina · 84 kmHigh 20.5°C · Low 10.2°C · 79 mm rain
- Wuhu in AprilChina · 85 kmHigh 21.4°C · Low 11.9°C · 120 mm rain
- Licheng, China in AprilChina · 97 kmHigh 20.9°C · Low 11.5°C · 104 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 Nanjing) is explained once on the Nanjing year overview and on the Sources, method and limits page.