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Jiangsu

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Jiangsu Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Jiangsu year round climate

  • Spring (March–May): Average 51–68°F, mild climate, moderate rainfall, warm and flowers blooming in March and April. Common activities: Spring outings, flower viewing, kite flying. Recommended clothing: Light jacket, long-sleeved shirts, comfortable sneakers.
  • Summer (June–August): Average 77–84°F, hot and rainy, high humidity, occasional typhoons. Common activities: Swimming, escaping the heat, tasting local snacks. Recommended clothing: Light and breathable clothing, short sleeves, sandals, rain gear.
  • Autumn (September–November): Average 53–75°F, comfortable and pleasant climate, gradually decreasing rainfall, crisp autumn weather. Common activities: Autumn scenery viewing, mountain climbing, picking. Recommended clothing: Light jacket, long-sleeved shirts, comfortable shoes.
  • Winter (December–February): Average 37–51°F, cold and dry, little rain. Common activities: Hot spring bathing, indoor activities. Recommended clothing: Warm jacket, sweater, scarf, hat, gloves.

Jiangsu climatological average

Annual average temperature: approx. 60.8°F / Annual rainfall: approx. 1217 mm / Summer humidity: 70%–80% / Rainiest month: July

Jiangsu monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
37.9°F
51.2
February
39.9°F
67.9
March
51.8°F
81.8
April
60.6°F
81.9
May
68.7°F
56.2
June
78.1°F
144.7
July
84.4°F
318.9
August
84.4°F
134
September
75.9°F
117.1
October
63.5°F
94.7
November
54.7°F
40.7
December
39°F
28.3

Jiangsu weather for the next seven days

9/19
Saturday
Patchy rain nearby
76°F/69.2°F
9/20
Sunday
Sunny
84.5°F/67.9°F
9/21
Monday
Overcast
77.4°F/68.5°F
9/22
Tuesday
Overcast
77.4°F/69.4°F
9/23
Wednesday
Overcast
83.6°F/70.1°F
9/24
Thursday
Overcast
81°F/69.4°F
9/25
Friday
Sunny
88.2°F/69.5°F