- Jiangmen ›
- Weather by month
Jiangmen Weather by Month
Average temperatures, rainfall and humidity for Jiangmen, China, month by month, built from OpenWeather's historical records. Use it to see what a typical Jiangmen month looks like before you travel — then check the live Jiangmen forecast for the days ahead.
Warmest month
August
33°C average high
Coolest month
January
13°C average low
Wettest month
June
480 mm of rain
Driest month
November
51 mm of rain
Average temperature and rainfall in Jiangmen by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 20°C | 13°C | -1°C / 28°C | 79 mm | 69% | 11 km/h |
| February | 21°C | 14°C | 1°C / 31°C | 60 mm | 76% | 11 km/h |
| March | 24°C | 18°C | 4°C / 34°C | 114 mm | 78% | 11 km/h |
| April | 28°C | 21°C | 8°C / 36°C | 93 mm | 79% | 11 km/h |
| May | 30°C | 25°C | 16°C / 41°C | 333 mm | 83% | 10 km/h |
| June | 32°C | 27°C | 21°C / 39°C | 480 mm | 83% | 10 km/h |
| July | 33°C | 27°C | 21°C / 42°C | 185 mm | 81% | 10 km/h |
| August | 33°C | 27°C | 13°C / 40°C | 255 mm | 79% | 9 km/h |
| September | 33°C | 26°C | 18°C / 40°C | 257 mm | 79% | 9 km/h |
| October | 29°C | 22°C | 11°C / 38°C | 130 mm | 74% | 11 km/h |
| November | 25°C | 19°C | 9°C / 36°C | 51 mm | 72% | 11 km/h |
| December | 21°C | 14°C | 4°C / 31°C | 67 mm | 68% | 12 km/h |
Best time to visit Jiangmen
The most comfortable time to visit Jiangmen is generally February to March and November, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around June, totalling about 2104 mm a year.
Travellers who prefer heat should aim for August, when highs average 33°C. June is the month to avoid if rain would spoil your plans — it averages 480 mm, roughly 9× the rainfall of November.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Jiangmen forecast for what is happening now.