Chiang Mai vs Reykjavík in September
Reykjavík is the better pick in September — 69 vs 54 on SeasonMap's comfort score. Reykjavík is cold, rainy, clean air, while Chiang Mai is sweltering, soaked, very humid.
Chiang Mai vs Reykjavík — September climate, side by side
| Chiang Mai | Reykjavík | |
|---|---|---|
| Comfort score | 54/100 (D) | 69/100 (C) |
| Feels-like high | 36°C | 8°C |
| Avg high / low | 30° / 23° | 11° / 6° |
| Rainfall | 237 mm | 149 mm |
| Rainy days | 23 | 19 |
| Humidity | 87% | 84% |
| Air quality (AQI) | 53 | 32 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
Chiang Mai vs Reykjavík in September — FAQ
- Is September better in Chiang Mai or Reykjavík?
- Reykjavík is the better pick in September — 69 vs 54 on SeasonMap's comfort score. Reykjavík is cold, rainy, clean air, while Chiang Mai is sweltering, soaked, very humid.
- What is the weather like in Chiang Mai vs Reykjavík in September?
- In September, Chiang Mai averages 30°C high / 23°C low with about 237 mm of rain; Reykjavík averages 11°C high / 6°C low with about 149 mm.