Niseko weather in October
October in Niseko: cool, rainy, with clean air — a hit-or-miss time to visit.
#7 of 12 months in Niseko · #892 of 897 destinations to visit in October · comfort 41/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Niseko in October
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Niseko climate normals — October
| Daytime high | 15°C / 59°F | 🙂 cool |
|---|---|---|
| Nighttime low | 8°C / 46°F | |
| Rainfall | 104 mm / 4.1 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 8°C / 47°F | |
| Sunshine | 8.1 h/day | |
| Daylight | 11 h | |
| Wind | 14 km/h / 9 mph | |
| Snowfall | 0.7 cm / 0.3 in | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Niseko in October — FAQ
- Is October a good time to visit Niseko?
- October in Niseko: cool, rainy, with clean air — a hit-or-miss time to visit. It ranks #7 of 12 months for Niseko on SeasonMap's comfort score (41/100).
- What is the weather like in Niseko in October?
- In October, Niseko averages a daily high of 15.1°C and a low of 7.9°C, with about 104.1 mm of rain over roughly 13.6 rainy days.
- What is the air quality in Niseko in October?
- Niseko has a mean US Air Quality Index of about 33 in October.