Nanjing Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Nanjing, China. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

If you're visiting Nanjing, timing is key. In July, you can enjoy up to 233 hours of sunshine, while the shorter days of February provide just 89 hours. The total annual amount of sun is 1852 hours.

Daily hours of sunshine

For those who appreciate different seasons, Nanjing serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.8 hours of sunshine daily, and embrace the darker days in February, offering only 3.0 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 56% of the time during the day in July, the highest percentage of any month. March has the lowest percentage at 24%.

Nanjing enjoys an average of 1852 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

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

June, Nanjing’s wettest month, receives 206 mm (8.1 in) of rainfall and has a maximum daytime temperature of 31°C (88°F). During the driest month December you can expect a temperature of 21°C (70°F).

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