Poyang Lake

Lake China's largest freshwater lake with seasonal fluctuations

In Jiangxi province, Poyang Lake is China’s largest freshwater lake by area in the wet season; birdwatchers and ecologists visit for waterfowl, changing wetlands and boat trips across exposed shoals.

Main image

Poyang Lake is the largest freshwater lake in China by surface area, situated in northern Jiangxi province where multiple rivers converge before joining the Yangtze. Its extent fluctuates widely between wet and dry seasons, producing extensive seasonal wetlands.

The lake is internationally important for waterbirds and other wetland wildlife, serving as a major wintering and stopover area for migratory species. Boat trips from nearby riverside towns allow seasonal birdwatching and observation of the lake’s changing shoreline.

Hydrologically the lake acts as a flood-storage basin for the middle Yangtze and its area and depth change drastically with rainfall and upstream flow; these seasonal changes are a defining feature of the landscape and local livelihoods.

Poyang Lake sits in northwestern Jiangxi province, with river ports and towns such as Jiujiang on the lake’s northern margins providing the principal access points.

  • Largest freshwater lake in China: China's largest freshwater lake by surface area, with a highly seasonal shoreline that expands and contracts dramatically with monsoon inflows.
  • Birdlife and seasonal timing: Important wintering ground for migratory waterbirds; birdwatching is best in late autumn through early spring when water levels and bird concentrations change.

What to See #

  • Poyang Lake National Nature Reserve: Poyang Lake National Nature Reserve - a protected area within the lake basin established to conserve wintering waterbirds and wetland habitats.
  • Gateway towns (Jiujiang area): Jiujiang and other riverside towns that serve as common access points and bases for boat trips and birdwatching in the northern lake area.
Poyang Lake
Poyang Lake, Jiangxi Province, China
29.0900, 116.2983
Open year-round
Free

How to Get to Poyang Lake #

Poyang Lake is in northern Jiangxi province and is commonly reached from the provincial capital, Nanchang. Regular long‑distance buses run from Nanchang to lakeside towns such as Duchang and other county seats on the lake; from those towns boats and local roads provide access to wetlands, bird‑watching platforms and ferry piers. Local walking distances from town centers to the lakeshore are generally short (hundreds of metres to a kilometre).

Tips for Visiting Poyang Lake #

  • Plan a winter visit (November-February) if your main interest is migratory waterbirds-the lake attracts huge numbers of cranes and other species in the cold season.
  • Base yourself at towns and nature‑reserve entrances rather than trying to tour the whole lake; Poyang Lake National Nature Reserve organizes birding hides and local guides who know where concentrations are at differing water levels.
  • Water level and access change dramatically with the seasons; check local reserve or tour operator information in advance and prefer early‑morning outings to get the best birdwatching light and fewer visitors.

Best Time to Visit Poyang Lake #

For wildlife viewing-especially migratory birds-visit in winter (November-March); summer brings monsoon-driven high water and more limited access.

Winter (Peak birdwatching)
November-March · 2-12 °C
Water levels and habitat conditions attract large numbers of migratory waterbirds and cranes-prime time for birdwatchers.
Summer (Rainy / Flood season)
June-August · 25-34 °C
Monsoon-influenced rains can raise water levels and cause widespread flooding in the basin, which affects access and visibility.
Shoulder seasons (Better access)
April-May & September-October · 15-25 °C
Transitional periods with more moderate weather and generally easier access around the lake for local sightseeing and nature observation.

Weather & Climate near Poyang Lake #

Climate

Poyang Lake's climate is classified as Humid Subtropical - Humid Subtropical climate with hot summers (peaking in July) and cold winters (coldest in January). Temperatures range from 2°C to 33°C. Abundant rainfall (1530 mm/year), wettest in June.

Best Time to Visit
OctoberSeptemberNovember
Temperature & Rainfall
Temperature Range
38°
Warmest Month
-7°
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 8°C and lows of 2°C. Moderate rainfall (61 mm) and mostly overcast skies.

53 Acceptable

Comfort

Feels Like Cold
C
Temperature
77%
Humidity
Very Humid

Weather

61 mm
Rainfall
2.1 m/s
Wind
Calm
0.4
UV Index
Low
10.4h daylight

February

February is cold with highs of 10°C and lows of 4°C. Regular rainfall (96 mm) and mostly overcast skies.

51 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
77%
Humidity
Very Humid

Weather

96 mm
Rainfall
2.3 m/s
Wind
Calm
0.6
UV Index
Moderate
11.0h daylight

March

March is cool with highs of 14°C and lows of 8°C. Significant rainfall (160 mm) and mostly overcast skies.

47 Poor

Comfort

11°
Feels Like Cool
11°C
Temperature
14°
77%
Humidity
Very Humid

Weather

160 mm
Rainfall
2.3 m/s
Wind
Calm
0.8
UV Index
Moderate
11.9h daylight

April

April is cool with highs of 20°C and lows of 14°C. Heavy rain (211 mm) and mostly overcast skies.

55 Acceptable

Comfort

17°
Feels Like Cool
17°C
Temperature
14° 20°
77%
Humidity
Very Humid

Weather

211 mm
Rainfall
2.4 m/s
Wind
Calm
1.1
UV Index
High
12.8h daylight

May

May is mild with highs of 25°C and lows of 19°C. Heavy rain (225 mm) and mostly overcast skies.

65 Good

Comfort

22°
Feels Like Mild
22°C
Temperature
19° 25°
77%
Humidity
Very Humid

Weather

225 mm
Rainfall
2.4 m/s
Wind
Calm
1.4
UV Index
High
13.5h daylight

June

June is warm with muggy conditions (dew point 23°C). The wettest month with heavy rain (272 mm) and mostly overcast skies.

63 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 29°
80%
Humidity
Very Humid

Weather

272 mm
Rainfall
2.4 m/s
Wind
Calm
1.4
UV Index
High
13.9h daylight

July

July is the hottest month, feeling like 36°C with oppressive humidity. Significant rainfall (134 mm) and partly cloudy skies.

63 Good

Comfort

36°
Feels Like Hot
29°C
Temperature
26° 33°
81%
Humidity
Very Humid

Weather

134 mm
Rainfall
2.3 m/s
Wind
Calm
1.9
UV Index
Very High
13.7h daylight

August

August is hot, feeling like 34°C due to high humidity. Significant rainfall (110 mm) and partly cloudy skies.

65 Good

Comfort

34°
Feels Like Hot
29°C
Temperature
25° 33°
79%
Humidity
Very Humid

Weather

110 mm
Rainfall
2.1 m/s
Wind
Calm
1.7
UV Index
Very High
13.1h daylight

September

September is warm with highs of 28°C and lows of 22°C. Regular rainfall (83 mm) and partly cloudy skies.

77 Very Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 28°
77%
Humidity
Very Humid

Weather

83 mm
Rainfall
2.1 m/s
Wind
Calm
1.4
UV Index
High
12.2h daylight

October

October is mild with highs of 23°C and lows of 16°C. Moderate rainfall (73 mm) and partly cloudy skies.

81 Excellent

Comfort

19°
Feels Like Mild
19°C
Temperature
16° 23°
74%
Humidity
Very Humid

Weather

73 mm
Rainfall
2.1 m/s
Wind
Calm
1.0
UV Index
Moderate
11.3h daylight

November

November is cool with highs of 17°C and lows of 9°C. Moderate rainfall (63 mm) and partly cloudy skies.

71 Very Good

Comfort

13°
Feels Like Cool
13°C
Temperature
17°
76%
Humidity
Very Humid

Weather

63 mm
Rainfall
2.0 m/s
Wind
Calm
0.6
UV Index
Moderate
10.6h daylight

December

December is cold with highs of 12°C and lows of 4°C. Moderate rainfall (42 mm) and partly cloudy skies.

65 Good

Comfort

Feels Like Cold
C
Temperature
12°
74%
Humidity
Very Humid

Weather

42 mm
Rainfall
1.8 m/s
Wind
Calm
0.4
UV Index
Low
10.2h daylight

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