– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake))
Weather Forecast, JapanIssued: 8 am Sun 28 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 am Sun 28 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Sun 28 Dec Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Temperatures will be well below freezing (max -7°C on Tue morning, min -10°C on Sun morning). Winds increasing (light winds from the WNW on Sun morning, severe gales from the W by Tue night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Fri night. Temperatures will be well below freezing (max -9°C on Wed morning, min -21°C on Fri night). Winds decreasing (severe gales from the W on Wed morning, light winds from the NW by Fri night). | |||||||||||||||||
Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | Friday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | |  |  | | | |  | | | | |  |  | |
clear | clear | clear | clear | clear | clear | cloudy | some clouds | clear | some clouds | some clouds | some clouds | clear | some clouds | some clouds | some clouds | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 8 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -9 | -9 | -9 | -8 | -8 | -7 | -7 | -9 | -9 | -9 | -9 | -13 | -14 | -16 | -17 | -18 | -19 |
min °C | -10 | -9 | -10 | -9 | -8 | -8 | -8 | -8 | -10 | -9 | -9 | -13 | -14 | -16 | -17 | -18 | -19 | -21 |
-16 | -16 | -20 | -19 | -18 | -20 | -19 | -21 | -24 | -22 | -22 | -25 | -27 | -28 | -30 | -31 | -33 | -31 | |
900 | 1500 | 850 | 1150 | 1700 | 1200 | 1400 | 1750 | 1200 | 1200 | 1550 | 800 | 700 | 1150 | 250 | 350 | 700 | 0 | |
Cloud base (m) | 2050 | 5400 | 1750 | 1500 | 1650 | 1450 | 8050 | 5900 | 850 | 1550 | 2300 | 1450 | 1400 | 2200 | 800 | |||
 | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:38 | — | — | 4:39 | — | — | 4:40 | — | — | 4:40 | — | — | 4:42 | — | — | 4:43 | — |
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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 Tue morning, min -10°C on Sun morning). Winds increasing (light winds from the WNW on Sun morning, severe gales from the W by Tue night).
Mount Iō (Yatsugatake) Weather (Days 3-6):
A moderate fall of snow, heaviest on Fri night. Temperatures will be well below freezing (max -9°C on Wed morning, min -21°C on Fri night). Winds decreasing (severe gales from the W on Wed morning, light winds from the NW 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 |
|---|---|---|---|---|---|
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.