Best time to visit Suzhou
The best time to visit Suzhou, China is April–May & October–November — expect daytime highs near 23°C and roughly 7.7 rainy days a month. The most challenging month is typically July.
Travel score by month (0–10)
Suzhou 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 | 9°C | 1°C | 8.7 | 67 mm | 5.8 h | 74% | 4.2 · Poor |
| February | 11°C | 3°C | 10.7 | 80 mm | 5.3 h | 76% | 4.6 · Poor |
| March | 17°C | 7°C | 10.5 | 86 mm | 6.8 h | 74% | 8.0 · Good |
| April | 21°C | 12°C | 10.5 | 82 mm | 7.4 h | 73% | 8.8 · Excellent |
| May | 26°C | 16°C | 10.8 | 104 mm | 8.1 h | 72% | 8.8 · Excellent |
| June | 29°C | 21°C | 15.7 | 229 mm | 7 h | 81% | 5.6 · Fair |
| July | 32°C | 25°C | 16.8 | 262 mm | 8.4 h | 82% | 3.1 · Poor |
| August | 33°C | 26°C | 14.5 | 177 mm | 10.1 h | 78% | 3.3 · Poor |
| September | 28°C | 21°C | 11.7 | 172 mm | 8.5 h | 80% | 7.2 · Good |
| October | 23°C | 15°C | 7.7 | 64 mm | 7.4 h | 76% | 9.4 · Excellent |
| November | 18°C | 10°C | 8.2 | 63 mm | 6.9 h | 73% | 9.2 · Excellent |
| December | 11°C | 2°C | 5.2 | 30 mm | 6.9 h | 70% | 5.8 · Fair |
January
4.2 · Poor
9°C / 1°C
💧 8.7 rain days · ☀️ 5.8 h sun · 🌡 feels 74% RH
February
4.6 · Poor
11°C / 3°C
💧 10.7 rain days · ☀️ 5.3 h sun · 🌡 feels 76% RH
March
8.0 · Good
17°C / 7°C
💧 10.5 rain days · ☀️ 6.8 h sun · 🌡 feels 74% RH
April
8.8 · Excellent
21°C / 12°C
💧 10.5 rain days · ☀️ 7.4 h sun · 🌡 feels 73% RH
May
8.8 · Excellent
26°C / 16°C
💧 10.8 rain days · ☀️ 8.1 h sun · 🌡 feels 72% RH
June
5.6 · Fair
29°C / 21°C
💧 15.7 rain days · ☀️ 7 h sun · 🌡 feels 81% RH
July
3.1 · Poor
32°C / 25°C
💧 16.8 rain days · ☀️ 8.4 h sun · 🌡 feels 82% RH
August
3.3 · Poor
33°C / 26°C
💧 14.5 rain days · ☀️ 10.1 h sun · 🌡 feels 78% RH
September
7.2 · Good
28°C / 21°C
💧 11.7 rain days · ☀️ 8.5 h sun · 🌡 feels 80% RH
October
9.4 · Excellent
23°C / 15°C
💧 7.7 rain days · ☀️ 7.4 h sun · 🌡 feels 76% RH
November
9.2 · Excellent
18°C / 10°C
💧 8.2 rain days · ☀️ 6.9 h sun · 🌡 feels 73% RH
December
5.8 · Fair
11°C / 2°C
💧 5.2 rain days · ☀️ 6.9 h sun · 🌡 feels 70% RH
Hottest month
August · 33°C
Coldest month
January · 1°C nights
Wettest month
July · 262 mm
Driest month
December · 30 mm
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