Next 3 days weather summary:Heavy rain (total 45.0mm), heaviest during Thu morning. Very mild (max 19°C on Wed morning, min 13°C on Wed night). Wind will be generally light. | Days 4-6 weather summary:Light rain (total 5.0mm), mostly falling on Fri afternoon. Warm (max 21°C on Fri morning, min 12°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  |  | | |  | |  |  | |  | |
t-storm risk | t-storm risk | rain shwrs | rain shwrs | t-storm risk | heavy rain | heavy rain | light rain | some clouds | some clouds | rain shwrs | some clouds | clear | some clouds | light rain | cloudy | light rain | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 3 | 4 | 3 | 1 | 3 | 12 | 16 | 3 | — | — | 2 | — | — | — | 1 | — | 2 | — |
max °C | 18 | 18 | 15 | 19 | 18 | 16 | 14 | 14 | 15 | 21 | 19 | 13 | 21 | 21 | 15 | 17 | 16 | 15 |
min °C | 18 | 17 | 14 | 18 | 17 | 13 | 13 | 13 | 14 | 19 | 15 | 12 | 18 | 17 | 14 | 15 | 15 | 14 |
chill °C | 18 | 17 | 14 | 18 | 17 | 12 | 12 | 12 | 14 | 19 | 15 | 11 | 18 | 17 | 14 | 15 | 15 | 14 |
Humid % | 84 | 87 | 94 | 83 | 81 | 88 | 99 | 99 | 90 | 76 | 72 | 85 | 65 | 57 | 99 | 96 | 96 | 99 |
Freeze m | 4150 | 4200 | 4200 | 4200 | 4350 | 4300 | 4600 | 4850 | 4850 | 4550 | 4350 | 4200 | 4200 | 4150 | 4650 | 4350 | 4550 | 4750 |
 | 4:30 | — | — | 4:30 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — |
 | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:06 | — |
SnowProGo pro and carve into:
Avalanche information: Japan Avalanche Network
Latest snow reports near Karuizawa Snow Park:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 7 Apr 2026 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Karuizawa Snow Park at the specific elevation of 1270 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Karuizawa Snow Park. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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