Niseko Town
September
Weather in Niseko Town for September 2026
Your guide to Niseko Town weather in September - trends and predictions
In general, the average temperature in Niseko Town at the beginning of September is 22.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.7 °C by the end of September.
Niseko Town in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 101.6 mm.
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Temperatures
Rain 🌧️
More
14
Dry days
16
Rainy days
0
Snow days
20°/11°
Temperatures
10 km/h
Avg max wind
82 %
Avg humidity
Niseko Town Weather September
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Temperatures trend during September in Niseko Town
See the weather trend as well as the moving average line
September weather in Niseko Town day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 23° /13° | 3.7 mm | 6 | |
| 2 Sept. |  Patchy rain possible | 22° /14° | 2.6 mm | 5 | |
| 3 Sept. |  Sunny | 23° /12° | 0 mm | 6 | |
| 4 Sept. | Sunny | 23° /11° | 0.1 mm | 6 | |
| 5 Sept. | Patchy rain possible | 25° /14° | 3.9 mm | 5 | |
| 6 Sept. |  Moderate or heavy rain shower | 22° /14° | 7.5 mm | 5 | |
| 7 Sept. | Patchy rain possible | 20° /12° | 3.5 mm | 5 | |
| 8 Sept. | Partly cloudy | 23° /11° | 0 mm | 5 | |
| 9 Sept. | Patchy rain possible | 23° /13° | 0.2 mm | 6 | |
| 10 Sept. | Light rain shower | 24° /14° | 0.7 mm | 5 | |
| 11 Sept. | Patchy rain possible | 23° /14° | 1.8 mm | 5 | |
| 12 Sept. |  Moderate rain | 21° /13° | 6 mm | 5 | |
| 13 Sept. |  Fog | 22° /13° | 5.1 mm | 5 | |
| 14 Sept. | Moderate rain | 20° /11° | 9.1 mm | 4 | |
| 15 Sept. | Mist | 21° /10° | 4.5 mm | 5 | |
| 16 Sept. | Mist | 21° /10° | 0 mm | 5 | |
| 17 Sept. | Light rain shower | 19° /11° | 1.4 mm | 4 | |
| 18 Sept. | Light rain shower | 20° /12° | 1.6 mm | 5 | |
| 19 Sept. | Fog | 20° /11° | 0.3 mm | 5 | |
| 20 Sept. | Patchy rain possible | 16° /9° | 14.2 mm | 4 | |
| 21 Sept. | Patchy rain possible | 14° /7° | 4.9 mm | 3 | |
| 22 Sept. | Patchy rain possible | 18° /8° | 0.9 mm | 4 | |
| 23 Sept. | Patchy rain possible | 18° /7° | 0.2 mm | 4 | |
| 24 Sept. | Partly cloudy | 18° /6° | 0 mm | 5 | |
| 25 Sept. | Patchy rain possible | 18° /9° | 5.8 mm | 4 | |
| 26 Sept. | Patchy rain possible | 20° /12° | 0.8 mm | 4 | |
| 27 Sept. | Mist | 21° /11° | 0.4 mm | 5 | |
| 28 Sept. | Patchy rain possible | 18° /11° | 21.8 mm | 4 | |
| 29 Sept. | Patchy rain possible | 17° /9° | 0.6 mm | 4 | |
| 30 Sept. | Mist | 19° /8° | 0.1 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Niseko Town in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Niseko Town forecast closer to your planned date for the most up-to-date weather information.
Change Month
Niseko Town weather in September vs August vs October
Compare September weather in Niseko Town with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 24°/16° | 20°/11° | 12°/5° |
| Rainfall | 139 mm | 102 mm | 143 mm |
| Snowfall | 0 cm | 0 cm | 6 cm |
| Wind | 8.7 km/h | 10.1 km/h | 11.6 km/h |
| Humidity | 87% | 82% | 83% |
| Rainy days | 19 days | 16 days | 17 days |
| Snow days | 0 days | 0 days | 5 days |
| Dry days | 12 days | 14 days | 9 days |
Planning a trip to Niseko Town? Discover the best time to visit
Niseko Town in September - FAQ
What are the expected maximum and minimum temperatures in Niseko Town during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Niseko Town during September?
Significant rainfall exceeding 101.6 mm is expected in Niseko Town during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Niseko Town during September?
The average wind speed in Niseko Town during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Niseko Town in September?
As you prepare for your trip to Niseko Town in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Niseko Town, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long trousers
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Niseko Town
Explore the daily rainfall trends and prepare for Niseko Towns September weather 💧
Typically, Niseko Town has 16 rainy days in September with a total of 101.6 mm of rainfall.
UV exposure in Niseko Town during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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