– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake))
Weather Forecast, JapanIssued: 8 pm Sun 14 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 pm Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Temperatures will be well below freezing (max -7°C on Mon night, min -14°C on Mon morning). Winds decreasing (stormy winds from the W on Sun night, moderate winds from the W by Mon night). | Days 5–7 Weather SummaryMostly dry. Temperatures will be below freezing (max 0°C on Fri afternoon, min -9°C on Wed night). Winds decreasing (strong winds from the W on Wed night, moderate winds from the SW by Fri night). | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  | | | | | | | | | | | | |
some clouds | some clouds | clear | clear | clear | clear | clear | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -12 | -13 | -8 | -7 | -7 | -8 | -7 | -7 | -7 | -8 | -6 | -4 | -3 | -1 | 0 | 0 | 0 | -1 | 0 |
min°C | -13 | -14 | -10 | -7 | -7 | -8 | -8 | -7 | -8 | -9 | -7 | -5 | -4 | -2 | -1 | -1 | 0 | -1 | 0 |
-28 | -26 | -21 | -15 | -18 | -19 | -20 | -18 | -20 | -20 | -16 | -13 | -12 | -10 | -8 | -8 | -8 | -8 | -7 | |
850 | 1050 | 1200 | 600 | 1100 | 1750 | 1200 | 1250 | 1800 | 1150 | 1150 | 1900 | 1350 | 2200 | 2650 | 2600 | 2700 | 2650 | 2700 | |
Cloud base (m) | 800 | 1600 | 2250 | 850 | 1500 | 1500 | 1700 | 850 | 850 | 3350 | 2650 | 2300 | |||||||
 | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — |
 | — | — | 4:32 | — | — | 4:32 | — | — | 4:34 | — | — | 4:34 | — | — | 4:34 | — | — | 4:35 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Mostly dry. Temperatures will be well below freezing (max -7°C on Mon night, min -14°C on Mon morning). Winds decreasing (stormy winds from the W on Sun night, moderate winds from the W by Mon night).
Mount Iō (Yatsugatake) Weather (Days 3-6):
Mostly dry. Temperatures will be below freezing (max 0°C on Fri afternoon, min -9°C on Wed night). Winds decreasing (strong winds from the W on Wed night, moderate winds from the SW by Fri 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 |
|---|---|---|---|---|---|
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Karuizawa |  | ||||
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* 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.