Sa Pa · AutumnMonth summary
Sa Pa weather in September
⚠️ Fair
🌡️ Temperature min / max
63°F – 72°F
🌧 Rainy days
86% of days
☀️ Sunshine
10.0h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
6.4/10
📅 📅 Best month
April (7.2/10)
Quick decision
Should you visit Sa Pa in September?
⚠️ Fair
✅ 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: September is an average time for Sa Pa. April (7.2/10) is clearly preferable.
By trip type
Sa Pa in September by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in September
Autumn marks the end of peak season in Sa Pa. Temperatures drop (22°F) and rain returns (86% of days). With 86% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. April (7.2/10) is significantly better if possible.
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All months for Sa Pa
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 46°F | 57°F | 45% | 0.2in | 8.5h | 4.9/10 |
| 🌦️ February | 48°F | 61°F | 49% | 0.1in | 9.1h | 5.9/10 |
| 🌦️ March | 54°F | 66°F | 51% | 0.1in | 10.0h | 7.0/10 |
| 🌦️ April | 59°F | 72°F | 59% | 0.2in | 11.1h | 7.2/10 |
| 🌧️ May | 63°F | 73°F | 78% | 0.3in | 11.0h | 7.0/10 |
| 🌧️ June | 64°F | 73°F | 94% | 0.4in | 8.5h | 5.5/10 |
| 🌧️ July | 64°F | 73°F | 95% | 0.5in | 9.7h | 5.6/10 |
| 🌧️ August | 64°F | 73°F | 93% | 0.6in | 9.2h | 5.4/10 |
| 🌧️ September | 63°F | 72°F | 86% | 0.4in | 10.0h | 6.4/10 |
| 🌧️ October | 57°F | 66°F | 73% | 0.3in | 9.5h | 5.6/10 |
| 🌦️ November | 54°F | 63°F | 50% | 0.1in | 9.5h | 6.8/10 |
| 🌦️ December | 46°F | 57°F | 41% | 0.1in | 8.6h | 5.4/10 |
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, Sa Pa averages 72°F, 86% rainy days and 10.0h of sunshine per day. Overall weather score: 6.4/10.
See methodology →
Comparison
September vs April (best month)
The best month is April (score 7.2/10). Difference:
- 🌡️ Max temperature : +0°F
- 🌧 Rainy days : -27%
- ☀️ Sunshine : +1.1h/day
FAQ
FAQ — Sa Pa in September
Is September a good time to visit Sa Pa?
September is an acceptable time for Sa Pa (score 6.4/10). Conditions are decent but not optimal — consider April (7.2/10) if possible.
Does it rain a lot in Sa Pa in September?
Yes, 86% of days see rain in September. Plan some indoor activities as backup.
Accommodation
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Activities & tours
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