Xi'an · AutumnMonth summary
Xi'an weather in September
✅ Good
🌡️ Temperature min / max
63°F – 79°F
🌧 Rainy days
36% of days
☀️ Sunshine
9.3h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.7/10
📅 📅 Best month
May (8.6/10)
Quick decision
Should you visit Xi'an in September?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 26°F.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Xi'an in September: 79°F and 9.3h of sunshine. Decent, but not the peak.
By trip type
Xi'an in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
Autumn in Xi'an is often underrated: 26°F, golden light and declining crowds. An interesting window. Expect rain on 36% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if May (8.6/10) remains theoretically better.
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All months for Xi'an
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 25°F | 43°F | 11% | 0.0in | 8.9h | 5.4/10 |
| 🌫️ February | 28°F | 50°F | 13% | 0.0in | 9.3h | 6.6/10 |
| ⛅ March | 41°F | 63°F | 16% | 0.0in | 9.7h | 7.2/10 |
| 🌤️ April | 52°F | 75°F | 22% | 0.1in | 9.9h | 8.0/10 |
| ☀️ May | 59°F | 82°F | 23% | 0.1in | 10.6h | 8.6/10 |
| 🌤️ June | 68°F | 91°F | 26% | 0.1in | 11.0h | 7.4/10 |
| 🌤️ July | 73°F | 91°F | 33% | 0.2in | 11.6h | 7.3/10 |
| 🌤️ August | 73°F | 91°F | 35% | 0.1in | 11.5h | 7.3/10 |
| 🌤️ September | 63°F | 79°F | 36% | 0.2in | 9.3h | 7.7/10 |
| 🌤️ October | 50°F | 66°F | 34% | 0.1in | 5.8h | 7.0/10 |
| ⛅ November | 39°F | 57°F | 19% | 0.0in | 8.1h | 7.0/10 |
| 🌫️ December | 27°F | 46°F | 6% | 0.0in | 8.8h | 6.2/10 |
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, Xi'an averages 79°F, 36% rainy days and 9.3h of sunshine per day. Overall weather score: 7.7/10.
See methodology →
Comparison
September vs May (best month)
The best month is May (score 8.6/10). Difference:
- 🌡️ Max temperature : +2°F
- 🌧 Rainy days : -13%
- ☀️ Sunshine : +1.3h/day
FAQ
FAQ — Xi'an in September
Is September a good time to visit Xi'an?
September is an excellent time to visit Xi'an (score 7.7/10). With 79°F, 9.3h of sunshine and 36% rain, conditions are very favourable.
What to do in Xi'an in September?
With 79°F max and 9.3h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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