The Nanjing historical weather page is built for travel planning and destination comparison, covering monthly temperature, rainfall, rainy days, and sunshine trends from 2015 through the latest complete month. Best time to visit Nanjing. Searches for the best time to visit Nanjing usually need monthly temperature, rainfall, and rainy-day context. Use the month-by-month view to find comfortable travel windows instead of relying only on annual averages. Nanjing average temperature by month. For queries such as Nanjing weather in April, Nanjing temperature in August, or Nanjing historical rainfall, start with the monthly pattern and then compare specific years when timing matters. How to read Nanjing weather patterns. Nanjing, 江苏 sits in a subtropical climate band. Check the full monthly range because the warmer season (June to August) and cooler season (December to February) can feel very different for travel planning. Nanjing rainfall and seasonality. For outdoor plans in Nanjing, compare both total rainfall and rainy days by month. Shoulder periods (March-May and September-November) are useful for balancing temperature comfort, rainfall risk, and travel demand. When to compare Nanjing with other destinations. If you are choosing between several cities, compare Nanjing with nearby destinations in the same month. This avoids relying only on annual averages and makes temperature and precipitation differences clearer.
Nanjing Historical Weather Since 2015 | Latest Complete Month Data
Nanjing historical weather from 2015 through the latest complete month: monthly temperature, rainfall, sunshine, yearly comparisons, and travel timing references. The Nanjing historical weather page is built for travel planning and destination comparison, covering monthly temperature, rainfall, rainy days, and sunshine trends from 2015 through the latest complete month. Best time to visit Nanjing. Searches for the best time to visit Nanjing usually need monthly temperature, rainfall, and rainy-day context. Use the month-by-month view to find comfortable travel windows instead of relying only on annual averages. Nanjing average temperature by month. For queries such as Nanjing weather in April, Nanjing temperature in August, or Nanjing historical rainfall, start with the monthly pattern and then compare specific years when timing matters. How to read Nanjing weather patterns. Nanjing, 江苏 sits in a subtropical climate band. Check the full monthly range because the warmer season (June to August) and cooler season (December to February) can feel very different for travel planning. Nanjing rainfall and seasonality. For outdoor plans in Nanjing, compare both total rainfall and rainy days by month. Shoulder periods (March-May and September-November) are useful for balancing temperature comfort, rainfall risk, and travel demand. When to compare Nanjing with other destinations. If you are choosing between several cities, compare Nanjing with nearby destinations in the same month. This avoids relying only on annual averages and makes temperature and precipitation differences clearer. Nanjing historical weather from 2015 through the latest complete month: monthly temperature, rainfall, sunshine, yearly comparisons, and travel timing references.
Nanjing monthly fact table
These facts are generated from historical monthly averages for 2015-01-01/2026-05-31, ready for best-month, rainy-season, hottest-month, and coldest-month answers.
- Recommended month: November
- Hottest month: August
- Coldest month: January
- Rainiest month: July
| Month | Avg Temp | Precip | Rainy Days | Sunshine |
|---|
| January | 3.8°C | 53 mm | 10.3 | 6 h |
| February | 5.8°C | 49 mm | 10.7 | 6.5 h |
| March | 11.4°C | 70 mm | 11.8 | 7.2 h |
| April | 16.7°C | 82 mm | 12.3 | 7.7 h |
| May | 21.5°C | 117 mm | 12.8 | 8.1 h |
| June | 25°C | 217 mm | 16.7 | 7.8 h |
| July | 28.2°C | 249 mm | 21.3 | 8.4 h |
| August | 28.4°C | 143 mm | 18.4 | 9.6 h |
| September | 24°C | 133 mm | 14.6 | 8.1 h |
| October | 17.8°C | 71 mm | 12 | 6.8 h |
| November | 12.3°C | 42 mm | 9.8 | 6.7 h |
| December | 5.4°C | 30 mm | 8.2 | 6.8 h |
Source: Open-Meteo Archive; generated: 2026-06-07.
Nanjing historical weather travel guide
When is the best time to visit Nanjing?
Based on historical monthly averages for 2015-01-01/2026-05-31, the recommended month for Nanjing is November, with an average temperature around 12.3°C, average precipitation around 42 mm, and a travel comfort score of 95.
Is it hot in Nanjing in summer?
The hottest month in Nanjing historical averages is August, with an average temperature around 28.4°C and an average high around 32.1°C. For summer trips, check rainfall and heat precautions together.
When is the rainy season in Nanjing?
Rain is most concentrated in Nanjing during June, July, August. The rainiest month is July, with average precipitation around 249 mm and about 21.3 rainy days.
What is the coldest month in Nanjing?
The coldest month in Nanjing historical averages is January, with an average temperature around 3.8°C and an average low around 0.1°C. Prepare warm clothing for winter travel.