Average Monthly Sunshine in Zhangjiagang

The graphs on this page shows the average number of hours per month and per day that Zhangjiagang receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Sunshine in Zhangjiagang varies greatly throughout the year. The sunniest month, August, reaches an impressive 245 hours, while February, the darkest month, offers only 120 hours. The total annual amount of sun is 0 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of August under a blue sky, with approximately 8.2 hours of sunshine daily. In contrast, the city experiences much darker days in February, with only 4.0 hours of sunlight per day.

Zhangjiagang’s total hours of sunshine compared to other major cities

Zhangjiagang enjoys an average of 0 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast, dark winter and rainy skies.

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

Other climate information

June, Zhangjiagang’s wettest month, receives 201 mm of rainfall and has a maximum daytime temperature of 29°C. During the driest month December you can expect a temperature of 12°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Precipitation page.