– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake))
Weather Forecast, JapanIssued: 8 pm Fri 16 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 pm Fri 16 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Fri 16 Jan 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 below freezing (max -4°C on Sun morning, min -7°C on Fri night). Winds decreasing (severe gales from the WNW on Sat night, strong winds from the W by Mon morning). | Days 5–7 Weather SummaryA dusting of new snow. Temperatures will be well below freezing (max -7°C on Mon night, min -23°C on Thu morning). Winds decreasing (severe gales from the WNW on Mon night, moderate winds from the WNW by Wed night). | ||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  | |  | | | | | |  | |  |  | |
clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | snow shwrs | some clouds | cloudy | light snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -6 | -7 | -5 | -4 | -4 | -6 | -6 | -6 | -7 | -9 | -11 | -13 | -18 | -18 | -19 | -21 | -20 | -21 |
min °C | -7 | -7 | -7 | -6 | -5 | -5 | -7 | -6 | -7 | -7 | -11 | -13 | -17 | -19 | -19 | -22 | -23 | -20 | -22 |
-19 | -19 | -19 | -18 | -16 | -16 | -18 | -16 | -19 | -19 | -25 | -26 | -30 | -33 | -34 | -35 | -39 | -36 | -40 | |
1700 | 1750 | 1900 | 1050 | 1000 | 1800 | 1050 | 1350 | 1900 | 1100 | 1000 | 950 | 0 | 0 | 550 | 150 | 0 | 450 | 0 | |
Cloud base (m) | 2400 | 850 | 3100 | 2350 | 800 | 800 | 1400 | 1500 | 800 | 1700 | 2500 | 850 | |||||||
 | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — |
 | — | — | 4:57 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — | — | 5:00 | — | — | 5:01 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Mostly dry. Temperatures will be below freezing (max -4°C on Sun morning, min -7°C on Fri night). Winds decreasing (severe gales from the WNW on Sat night, strong winds from the W by Mon morning).
Mount Iō (Yatsugatake) Weather (Days 3-6):
A dusting of new snow. Temperatures will be well below freezing (max -7°C on Mon night, min -23°C on Thu morning). Winds decreasing (severe gales from the WNW on Mon night, moderate winds from the WNW by Wed 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 |  | ||||
* 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.