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Longjiang Weather by Month
Average temperatures, rainfall and humidity for Longjiang, China, month by month, built from OpenWeather's historical records. Use it to see what a typical Longjiang month looks like before you travel — then check the live Longjiang forecast for the days ahead.
Warmest month
July
33°C average high
Coolest month
January
5°C average low
Wettest month
June
192 mm of rain
Driest month
December
47 mm of rain
Average temperature and rainfall in Longjiang 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 | 13°C | 5°C | -12°C / 27°C | 49 mm | 70% | 6 km/h |
| February | 14°C | 6°C | -9°C / 27°C | 88 mm | 74% | 5 km/h |
| March | 18°C | 9°C | -6°C / 34°C | 126 mm | 76% | 5 km/h |
| April | 22°C | 14°C | -1°C / 33°C | 111 mm | 74% | 5 km/h |
| May | 26°C | 19°C | 4°C / 37°C | 166 mm | 74% | 5 km/h |
| June | 29°C | 23°C | 14°C / 41°C | 192 mm | 79% | 5 km/h |
| July | 33°C | 25°C | 15°C / 44°C | 150 mm | 73% | 6 km/h |
| August | 33°C | 25°C | 15°C / 42°C | 168 mm | 71% | 6 km/h |
| September | 30°C | 23°C | 15°C / 38°C | 140 mm | 68% | 6 km/h |
| October | 25°C | 17°C | 3°C / 37°C | 58 mm | 72% | 7 km/h |
| November | 19°C | 13°C | -2°C / 30°C | 75 mm | 77% | 6 km/h |
| December | 14°C | 6°C | -9°C / 26°C | 47 mm | 70% | 7 km/h |
Best time to visit Longjiang
The most comfortable time to visit Longjiang is generally April and October to November, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 1370 mm a year.
Travellers who prefer heat should aim for July, when highs average 33°C. June is the month to avoid if rain would spoil your plans — it averages 192 mm, roughly 4× the rainfall of December.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Longjiang forecast for what is happening now.