Yearly weather and climate in Niseko, Japan
The yearly weather in Niseko runs from around -10°C in January to 27°C in August. April is the driest month at 13 rainy days; December the wettest at 26. Here is the annual climate data, so you know what you are packing for.
Best time to visit
Weather is fairly consistent year-round. Pack for stable conditions.
Sunshine
Expect up to 9.7 hours of clear skies in May, but only 3.9 hours in Dec. Pack sunglasses and SPF accordingly.
Rainfall
It rains the most in Aug (189mm over 22 days). A reliable rain jacket is a must-have if visiting then.
Day-to-night swings
Temperatures typically drop by 9°C from day to night. Make sure to pack layers for the evenings.
Average temperatures and rainfall
Daily highs and lows in Niseko, averaged over 10 years of recorded weather, with the number of days it typically rains.
- -130°-1014°22Jan
- 031°-915°19Feb
- 439°-620°15Mar
- 1253°235°13Apr
- 1864°744°13May
- 2272°1355°14Jun
- 2780°1865°19Jul
- 2781°2067°22Aug
- 2373°1457°13Sep
- 1560°642°14Oct
- 745°-131°18Nov
- 031°-818°26Dec
Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. Apr is typically driest at 13 days (105mm); Dec the wettest at 26 days (126mm).
| Month | Average high | Average low | Rainy days | Total rainfall |
|---|---|---|---|---|
| Jan | -1°C | -10°C | 22 | 107mm |
| Feb | 0°C | -9°C | 19 | 84mm |
| Mar | 4°C | -6°C | 15 | 82mm |
| Apr | 12°C | 2°C | 13 | 105mm |
| May | 18°C | 7°C | 13 | 102mm |
| Jun | 22°C | 13°C | 14 | 143mm |
| Jul | 27°C | 18°C | 19 | 162mm |
| Aug | 27°C | 20°C | 22 | 189mm |
| Sep | 23°C | 14°C | 13 | 159mm |
| Oct | 15°C | 6°C | 14 | 135mm |
| Nov | 7°C | -1°C | 18 | 143mm |
| Dec | 0°C | -8°C | 26 | 126mm |
Weather data by Open-Meteo.com
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