Our verdict
The best time to visit Nanjing is September
In the height of summer, temperatures in Nanjing can reach a maximum of 34℃ (93℉). The weather at night in the winter can get down to temperatures as low as -3℃ (26℉).
If you’re keen to see the sights of Nanjing during the day, the sun stays up the longest around August. July sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in December instead.
Find out everything you need to know about when to visit Nanjing below, including detailed information about the weather and tools to help you find the best prices and book your trip.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Nanjing seasons
Before you continue, it’s important to know when the seasons are in Nanjing as they might be different to yours depending on where in the world you’re travelling from. Nanjing is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Nanjing
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Nanjing for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Nanjing climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Nanjing for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Nanjing in January
- Average temperature: 4℃ (39℉)
- Average high temperature: 7℃ (45℉)
- Average low temperature: 1℃ (34℉)
- Average humidity: 64%
- Average sunny days: 22 days
- Average rainfall: 25mm (1") over 7 days
- Average snow days: 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Nanjing in February
- Average temperature: 6℃ (43℉)
- Average high temperature: 10℃ (50℉)
- Average low temperature: 3℃ (37℉)
- Average humidity: 69%
- Average sunny days: 19 days
- Average rainfall: 26mm (1") over 8 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Nanjing in March
- Average temperature: 11℃ (51℉)
- Average high temperature: 15℃ (60℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 67%
- Average sunny days: 22 days
- Average rainfall: 27mm (1") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in March, make sure you pack a warm jacket or coat.
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Nanjing in April
- Average temperature: 16℃ (61℉)
- Average high temperature: 21℃ (70℉)
- Average low temperature: 11℃ (52℉)
- Average humidity: 67%
- Average sunny days: 19 days
- Average rainfall: 27mm (1") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in April, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
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Nanjing in May
- Average temperature: 22℃ (72℉)
- Average high temperature: 27℃ (80℉)
- Average low temperature: 17℃ (62℉)
- Average humidity: 66%
- Average sunny days: 20 days
- Average rainfall: 39mm (2") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in May, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Nanjing in June
- Average temperature: 25℃ (78℉)
- Average high temperature: 30℃ (85℉)
- Average low temperature: 21℃ (70℉)
- Average humidity: 72%
- Average sunny days: 18 days
- Average rainfall: 67mm (3") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in June, make sure you pack t-shirts and light clothing.
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Nanjing in July
- Average temperature: 28℃ (82℉)
- Average high temperature: 32℃ (89℉)
- Average low temperature: 24℃ (76℉)
- Average humidity: 82%
- Average sunny days: 10 days
- Average rainfall: 132mm (5") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Nanjing in August
- Average temperature: 27℃ (81℉)
- Average high temperature: 31℃ (88℉)
- Average low temperature: 24℃ (75℉)
- Average humidity: 83%
- Average sunny days: 9 days
- Average rainfall: 102mm (4") over 21 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Nanjing in September
- Average temperature: 23℃ (73℉)
- Average high temperature: 27℃ (80℉)
- Average low temperature: 19℃ (66℉)
- Average humidity: 80%
- Average sunny days: 15 days
- Average rainfall: 40mm (2") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in September, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
Nanjing in October
- Average temperature: 19℃ (66℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 15℃ (59℉)
- Average humidity: 66%
- Average sunny days: 22 days
- Average rainfall: 23mm (1") over 7 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in October, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Nanjing in November
- Average temperature: 13℃ (55℉)
- Average high temperature: 16℃ (61℉)
- Average low temperature: 9℃ (49℉)
- Average humidity: 66%
- Average sunny days: 22 days
- Average rainfall: 22mm (1") over 7 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in November, make sure you pack a warm jacket or coat.
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Nanjing in December
- Average temperature: 6℃ (43℉)
- Average high temperature: 9℃ (49℉)
- Average low temperature: 3℃ (38℉)
- Average humidity: 63%
- Average sunny days: 23 days
- Average rainfall: 21mm (1") over 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Nanjing in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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