| Sat | Sun | Sun | Sun | Mon | Mon | Mon | Tue | Tue | Tue | Wed | Wed | Wed | Thu | Thu | Thu | Fri | |
| night | morn- ing |
after- noon |
night | morn- ing |
after- noon |
night | morn- ing |
after- noon |
night | morn- ing |
after- noon |
night | morn- ing |
after- noon |
night | morn- ing |
|
| UPPER MOUNTAIN | |||||||||||||||||
| light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | snow shwrs | light snow | light snow | light snow | light snow | light snow | light snow | |
| -14°C | -11°C | -10°C | -8°C | -6°C | -6°C | -5°C | -7°C | -13°C | -15°C | -17°C | -17°C | -17°C | -15°C | -15°C | -16°C | -17°C | |
| LOWER MOUNTAIN | |||||||||||||||||
| light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | snow shwrs | light snow | light snow | light snow | light snow | light snow | light snow | |
| -8°C | -4°C | -3°C | -3°C | 1°C | 0°C | 0°C | 0°C | -5°C | -8°C | -9°C | -9°C | -10°C | -8°C | -7°C | -9°C | -9°C | |
Yahoo Weather NisekoJapanese but very reliable and easy to read (translate)
Analysis and forecast of precipitation for SW Hokkaido
7 day metvuw gives you detailed isobar charts, surface wind in knots and 6 hours precipitation.
snow-forcast.com 6-day forcast English 6 day forecast
Japan snow-forecast.com accumuation maps
NASA global view of weather systems
Synoptic charts for Japan

Jan. |
Feb. |
Mar. |
Apr. |
May |
Jun. |
Jul. |
Aug. |
Sep. |
Oct. |
Nov. |
Dec. |
|
High |
-3 |
-2 |
1 |
9 |
15 |
19 |
23 |
24 |
22 |
14 |
6 |
-1 |
Low |
-12 |
-10 |
-7 |
0 |
5 |
10 |
15 |
16 |
10 |
5 |
-1 |
-7 |
http://www.niseko.ne.jp/en/weather/annupuri.html
http://www.niseko.ne.jp/en/weather/niseko-village.html
http://www.niseko.ne.jp/en/weather/grand-hirafu.html
http://www.niseko.ne.jp/en/weather/hanazono.html