Best time to visit Nanjing
The best time to visit Nanjing, China is April–May & October–November — expect daytime highs near 22°C and roughly 7.2 rainy days a month. The most challenging month is typically July.
Travel score by month (0–10)
Nanjing climate, month by month
Averages computed from ERA5 reanalysis data, 2019–2024. Daylight on the 15th: 11.2 h in October.
| Month | High | Low | Rain days | Rainfall | Sun/day | Humidity | Score |
|---|---|---|---|---|---|---|---|
| January | 8°C | 0°C | 8.8 | 58 mm | 5.6 h | 73% | 3.6 · Poor |
| February | 10°C | 2°C | 9.2 | 62 mm | 5.4 h | 74% | 4.6 · Poor |
| March | 17°C | 7°C | 8.3 | 83 mm | 7.1 h | 69% | 8.6 · Excellent |
| April | 21°C | 12°C | 9 | 79 mm | 7.4 h | 70% | 9.1 · Excellent |
| May | 26°C | 17°C | 8.5 | 95 mm | 8.1 h | 69% | 9.3 · Excellent |
| June | 30°C | 22°C | 12.3 | 192 mm | 8 h | 76% | 6.1 · Fair |
| July | 31°C | 25°C | 18.5 | 269 mm | 7.7 h | 82% | 3.1 · Poor |
| August | 32°C | 26°C | 13.2 | 114 mm | 9.7 h | 77% | 3.9 · Poor |
| September | 28°C | 21°C | 9 | 97 mm | 8.7 h | 78% | 8.0 · Good |
| October | 22°C | 14°C | 7.2 | 62 mm | 7.3 h | 74% | 9.5 · Excellent |
| November | 17°C | 9°C | 5.8 | 38 mm | 7 h | 71% | 9.4 · Excellent |
| December | 10°C | 1°C | 5.2 | 23 mm | 7.1 h | 68% | 5.3 · Fair |
January
3.6 · Poor
8°C / 0°C
💧 8.8 rain days · ☀️ 5.6 h sun · 🌡 feels 73% RH
February
4.6 · Poor
10°C / 2°C
💧 9.2 rain days · ☀️ 5.4 h sun · 🌡 feels 74% RH
March
8.6 · Excellent
17°C / 7°C
💧 8.3 rain days · ☀️ 7.1 h sun · 🌡 feels 69% RH
April
9.1 · Excellent
21°C / 12°C
💧 9 rain days · ☀️ 7.4 h sun · 🌡 feels 70% RH
May
9.3 · Excellent
26°C / 17°C
💧 8.5 rain days · ☀️ 8.1 h sun · 🌡 feels 69% RH
June
6.1 · Fair
30°C / 22°C
💧 12.3 rain days · ☀️ 8 h sun · 🌡 feels 76% RH
July
3.1 · Poor
31°C / 25°C
💧 18.5 rain days · ☀️ 7.7 h sun · 🌡 feels 82% RH
August
3.9 · Poor
32°C / 26°C
💧 13.2 rain days · ☀️ 9.7 h sun · 🌡 feels 77% RH
September
8.0 · Good
28°C / 21°C
💧 9 rain days · ☀️ 8.7 h sun · 🌡 feels 78% RH
October
9.5 · Excellent
22°C / 14°C
💧 7.2 rain days · ☀️ 7.3 h sun · 🌡 feels 74% RH
November
9.4 · Excellent
17°C / 9°C
💧 5.8 rain days · ☀️ 7 h sun · 🌡 feels 71% RH
December
5.3 · Fair
10°C / 1°C
💧 5.2 rain days · ☀️ 7.1 h sun · 🌡 feels 68% RH
Hottest month
August · 32°C
Coldest month
January · 0°C nights
Wettest month
July · 269 mm
Driest month
December · 23 mm
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