Chengdu · AutumnMonth summary
Chengdu weather in September
✅ Good
🌡️ Temperature min / max
68°F – 79°F
🌧 Rainy days
52% of days
☀️ Sunshine
6.8h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.2/10
📅 📅 Best month
May (7.6/10)
Quick decision
Should you visit Chengdu in September?
✅ Good
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: Chengdu in September: 79°F and 6.8h of sunshine. Decent, but not the peak.
By trip type
Chengdu in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
Autumn in Chengdu is often underrated: 26°F, golden light and declining crowds. An interesting window. With 52% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. May (7.6/10) is significantly better if possible.
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Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 39°F | 52°F | 17% | 0.0in | 5.4h | 5.2/10 |
| ⛅ February | 41°F | 54°F | 26% | 0.0in | 5.7h | 5.1/10 |
| ⛅ March | 50°F | 64°F | 36% | 0.1in | 5.9h | 7.0/10 |
| 🌦️ April | 57°F | 75°F | 43% | 0.1in | 7.4h | 7.3/10 |
| 🌤️ May | 64°F | 81°F | 41% | 0.1in | 8.0h | 7.6/10 |
| 🌤️ June | 70°F | 86°F | 44% | 0.2in | 8.3h | 7.3/10 |
| ⛅ July | 73°F | 88°F | 66% | 0.4in | 9.3h | 7.0/10 |
| ⛅ August | 73°F | 88°F | 63% | 0.3in | 10.2h | 7.1/10 |
| 🌦️ September | 68°F | 79°F | 52% | 0.2in | 6.8h | 7.2/10 |
| 🌦️ October | 59°F | 70°F | 44% | 0.1in | 4.2h | 7.0/10 |
| ⛅ November | 50°F | 61°F | 17% | 0.0in | 5.4h | 7.0/10 |
| ⛅ December | 41°F | 54°F | 16% | 0.0in | 5.3h | 5.5/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Chengdu averages 79°F, 52% rainy days and 6.8h of sunshine per day. Overall weather score: 7.2/10.
See methodology →
Comparison
September vs May (best month)
The best month is May (score 7.6/10). Difference:
- 🌡️ Max temperature : +1°F
- 🌧 Rainy days : -11%
- ☀️ Sunshine : +1.2h/day
FAQ
FAQ — Chengdu in September
Is September a good time to visit Chengdu?
September is an acceptable time for Chengdu (score 7.2/10). Conditions are decent but not optimal — consider May (7.6/10) if possible.
Does it rain a lot in Chengdu in September?
Yes, 52% of days see rain in September. Plan some indoor activities as backup.
Accommodation
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Activities and tours in Chengdu
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