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Manza Onsen at 1820 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 02 Sep 2026
Now
Next 3 days weather summary:Heavy rain (total 62.0mm), heaviest during Fri night. Very mild (max 18°C on Wed morning, min 11°C on Fri night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 39.0mm), heaviest during Mon afternoon. Very mild (max 15°C on Sat afternoon, min 11°C on Sat night). Wind will be generally light. | |||||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | | | | |  |  | |  | |  | | |
rain shwrs | t-storm risk | mod. rain | t-storm risk | mod. rain | heavy rain | light rain | mod. rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | some clouds | some clouds | light rain | mod. rain | heavy rain | mod. rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1 | 5 | 10 | 4 | 6 | 11 | 3 | 10 | 12 | 2 | 2 | 2 | — | — | 5 | 9 | 13 | 6 |
max °C | 18 | 18 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 14 | 15 | 12 | 11 | 11 | 12 | 12 | 13 | 14 |
min °C | 17 | 17 | 16 | 15 | 14 | 13 | 13 | 12 | 11 | 12 | 13 | 11 | 11 | 11 | 11 | 12 | 13 | 14 |
chill °C | 17 | 17 | 16 | 14 | 13 | 13 | 13 | 12 | 11 | 12 | 13 | 10 | 10 | 9 | 9 | 11 | 12 | 13 |
Humid % | 77 | 77 | 90 | 85 | 93 | 93 | 93 | 96 | 95 | 79 | 61 | 78 | 85 | 92 | 92 | 95 | 96 | 91 |
Freeze m | 4850 | 4750 | 4800 | 4700 | 4700 | 4650 | 4500 | 4550 | 4450 | 4550 | 4700 | 4700 | 4700 | 4750 | 4800 | 4800 | 4800 | 4850 |
 | 5:16 | — | — | 5:18 | — | — | 5:18 | — | — | 5:18 | — | — | 5:20 | — | — | 5:20 | — | — |
 | — | 6:13 | — | — | 6:12 | — | — | 6:09 | — | — | 6:08 | — | — | 6:07 | — | — | 6:06 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
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Latest snow reports near Manza Onsen:
Manza Onsen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
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Snow History
Week 1 of September has on average:
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. |
Manza Onsen Forecast Snowfall
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Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Manza Onsen at the specific elevation of 1820 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Manza Onsen. 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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