– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake))
Weather Forecast, JapanIssued: 2 am Wed 10 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 am Wed 10 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Wed 10 Dec Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Thu night. Temperatures will be below freezing (max -5°C on Wed night, min -15°C on Thu night). Winds decreasing (stormy winds from the W on Thu night, fresh winds from the WNW by Fri night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max -4°C on Sun morning, min -14°C on Mon morning). Winds decreasing (gales from the WSW on Sun afternoon, fresh winds from the WNW by Mon night). | |||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | | | | | |  | |  | | | | |
clear | some clouds | some clouds | clear | clear | snow shwrs | clear | clear | some clouds | clear | clear | some clouds | mod. snow | mod. snow | clear | clear | clear | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | 7 | — | — | — | — | — | — | 8 | 9 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -9 | -9 | -5 | -6 | -5 | -7 | -14 | -12 | -10 | -10 | -8 | -7 | -4 | -4 | -10 | -14 | -13 | -9 |
min°C | -9 | -9 | -6 | -6 | -6 | -15 | -14 | -12 | -12 | -10 | -9 | -8 | -4 | -9 | -13 | -14 | -14 | -11 |
-20 | -19 | -16 | -17 | -18 | -28 | -29 | -25 | -22 | -21 | -20 | -19 | -14 | -21 | -27 | -27 | -26 | -22 | |
1250 | 1700 | 1300 | 1550 | 1950 | 1400 | 600 | 700 | 0 | 500 | 1200 | 900 | 1050 | 1550 | 800 | 900 | 1100 | 0 | |
Cloud base (m) | 8350 | 2600 | 6850 | 4900 | 800 | 900 | 2200 | 900 | 4450 | 4200 | 2950 | 2300 | 750 | 800 | 850 | 1650 | 850 | |
 | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — | — | 4:32 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: A light covering of new snow mostly falling on Thu night. Temperatures will be below freezing (max -5°C on Wed night, min -15°C on Thu night). Winds decreasing (stormy winds from the W on Thu night, fresh winds from the WNW by Fri night).
Mount Iō (Yatsugatake) Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max -4°C on Sun morning, min -14°C on Mon morning). Winds decreasing (gales from the WSW on Sun afternoon, fresh winds from the WNW by Mon night).
This table gives the weather forecast for Mount Iō (Yatsugatake) at the specific elevation of 2760 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Iō (Yatsugatake). To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Japan.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Karuizawa | |||||
Matsumoto Airport |  | ||||
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.