Weather radar Nanjing
Real-time precipitation radar · Jiangsu · China
Nanjing climate table – average temperature, precipitation & sunshine hours
The climate table for Nanjing shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 9.5° | 10.3° | 17.3° | 22.6° | 26.3° | 29.7° | 32.9° | 33.3° | 29.1° | 23° | 17.9° | 10.5° |
| Avg low (°C) | 0.4° | 2.5° | 8.1° | 13° | 17.2° | 22.4° | 26.6° | 26.1° | 22.2° | 14.9° | 8.6° | 1.2° |
| Precipitation (mm) | 40 | 55 | 85 | 87 | 125 | 189 | 227 | 114 | 115 | 61 | 36 | 18 |
| Rainy days | 6 | 8 | 9 | 8 | 9 | 13 | 16 | 13 | 11 | 9 | 5 | 4 |
| Sunshine hours | 216 | 178 | 224 | 239 | 259 | 243 | 266 | 294 | 232 | 216 | 217 | 229 |
| Humidity | 69% | 71% | 67% | 67% | 71% | 78% | 80% | 78% | 80% | 78% | 72% | 67% |
Best time to visit Nanjing
The best time to visit Nanjing is typically December. In this month the average high is 10.5°C, precipitation is 18 mm and sunshine duration is 229 hours. The annual average high is 21.9°C, total annual precipitation is 1152 mm (111 rainy days/year) and annual sunshine is 2813 hours.
Frequently asked questions about the weather in Nanjing
How up to date is the weather radar for Nanjing?
The weather radar for Nanjing is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Nanjing?
Besides the rain radar, RadarWeather provides for Nanjing: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Nanjing?
The thunderstorm potential for Nanjing is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Nanjing.
What is the climate like in Nanjing?
Nanjing has an annual average high of 21.9°C. The warmest month is August (avg high 33.3°C), the coldest January (avg low 0.4°C). The wettest month is July with 227 mm, the driest December with 18 mm. Total annual precipitation is 1152 mm (111 rainy days). Annual sunshine is 2813 hours.