Our verdict
The best time to visit Niseko is April-May
The very hottest temperatures in Niseko get to around 26℃ (78℉) in the height of summer. In the colder months such as January, temperatures usually get down to an average minimum of -9℃ (16℉).
If you’re keen to work on your tan in Niseko, you’re most likely get the longest days between sun-up and sun-down around August. You don’t want to get wet on your holiday, do you? Well if you’re trying to avoid the rain, then steer clear of Niseko in December. Head over there in April instead if you want to increase your chances of not being rained on.
Keep reading to find out when the best times to travel to Niseko are for whatever trip you’re planning. By the time you finish, you’ll have all the info you need, and you’ll be ready to start booking. Don’t know where to look or who to book with? Don’t stress! We’ve hand-picked our favourite online travel tools we use, know and love so you can rest assured you’re in safe hands. Happy reading!
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Niseko seasons
Before you continue, it’s important to know when the seasons are in Niseko as they might be different to yours depending on where in the world you’re travelling from. Niseko is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Niseko
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Niseko for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Niseko climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Niseko for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Niseko in January
- Average temperature: -6℃ (22℉)
- Average high temperature: -4℃ (25℉)
- Average low temperature: -8℃ (17℉)
- Average humidity: 89%
- Average sunny days: 3 days
- Average rainfall: 70mm (3") over 3 days
- Average snow days: 28 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Niseko in February
- Average temperature: -6℃ (22℉)
- Average high temperature: -3℃ (26℉)
- Average low temperature: -9℃ (16℉)
- Average humidity: 88%
- Average sunny days: 4 days
- Average rainfall: 61mm (2") over 4 days
- Average snow days: 24 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Niseko in March
- Average temperature: -2℃ (28℉)
- Average high temperature: 1℃ (33℉)
- Average low temperature: -6℃ (22℉)
- Average humidity: 87%
- Average sunny days: 6 days
- Average rainfall: 64mm (3") over 10 days
- Average snow days: 21 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Niseko in April
- Average temperature: 4℃ (39℉)
- Average high temperature: 7℃ (45℉)
- Average low temperature: 1℃ (33℉)
- Average humidity: 79%
- Average sunny days: 11 days
- Average rainfall: 52mm (2") over 14 days
- Average snow days: 7 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Niseko in May
- Average temperature: 10℃ (51℉)
- Average high temperature: 15℃ (58℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 79%
- Average sunny days: 13 days
- Average rainfall: 58mm (2") over 16 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in May, make sure you pack a warm jacket or coat.
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Niseko in June
- Average temperature: 14℃ (58℉)
- Average high temperature: 18℃ (65℉)
- Average low temperature: 10℃ (50℉)
- Average humidity: 85%
- Average sunny days: 10 days
- Average rainfall: 61mm (2") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in June, make sure you pack a warm jacket or coat.
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Niseko in July
- Average temperature: 19℃ (66℉)
- Average high temperature: 22℃ (72℉)
- Average low temperature: 15℃ (59℉)
- Average humidity: 88%
- Average sunny days: 9 days
- Average rainfall: 85mm (3") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Niseko in August
- Average temperature: 20℃ (67℉)
- Average high temperature: 23℃ (74℉)
- Average low temperature: 16℃ (61℉)
- Average humidity: 87%
- Average sunny days: 9 days
- Average rainfall: 97mm (4") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Niseko in September
- Average temperature: 16℃ (60℉)
- Average high temperature: 20℃ (67℉)
- Average low temperature: 12℃ (54℉)
- Average humidity: 84%
- Average sunny days: 9 days
- Average rainfall: 74mm (3") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in September, make sure you pack a light jumper or hoodie.
Niseko in October
- Average temperature: 9℃ (49℉)
- Average high temperature: 13℃ (55℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 81%
- Average sunny days: 10 days
- Average rainfall: 64mm (3") over 17 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in October, make sure you pack a warm jacket or coat.
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Niseko in November
- Average temperature: 2℃ (36℉)
- Average high temperature: 5℃ (41℉)
- Average low temperature: -0℃ (31℉)
- Average humidity: 85%
- Average sunny days: 5 days
- Average rainfall: 86mm (3") over 14 days
- Average snow days: 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Niseko in December
- Average temperature: -3℃ (26℉)
- Average high temperature: -2℃ (29℉)
- Average low temperature: -6℃ (22℉)
- Average humidity: 88%
- Average sunny days: 3 days
- Average rainfall: 102mm (4") over 6 days
- Average snow days: 26 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Niseko in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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