– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake)) Weather Forecast
Southern Yatsugatake Volcanic Group · JapanIssued: 2 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 13°C on Mon night, min 8°C on Tue night). Winds decreasing (strong winds from the NE on Mon afternoon, calm by Tue afternoon). | Days 5–7 Weather SummaryHeavy rain (total 26mm), heaviest during Sat night. Very mild (max 10°C on Thu afternoon, min 4°C on Sat morning). Winds increasing (calm on Thu afternoon, strong winds from the W by Sat night). | ||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | |  |  | | | | |  | |
light rain | rain shwrs | rain shwrs | clear | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | some clouds | some clouds | rain shwrs | rain shwrs | light rain | light rain | heavy rain | |
Cloud base (m) | 750 | 800 | 900 | 2200 | 1700 | 1850 | 900 | 1750 | 2150 | 6900 | 2050 | 900 | 1700 | 800 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.6 | 0.2 | 0.1 | — | — | 0.2 | 0.4 | 0.2 | 0.1 | 0.2 | — | — | 0.3 | 0.7 | 3 | 2 | 18 |
max °C | 11 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 10 | 10 | 9 | 8 | 7 | 7 | 4 | 6 | 7 |
min °C | 11 | 12 | 11 | 10 | 8 | 9 | 8 | 8 | 9 | 8 | 7 | 8 | 7 | 5 | 4 | 5 | 6 |
chill °C | 7 | 9 | 10 | 10 | 6 | 7 | 6 | 6 | 6 | 8 | 5 | 6 | 5 | 2 | 0 | -1 | 2 |
Freezing level m | 5250 | 5250 | 5100 | 4950 | 4650 | 4550 | 4500 | 4300 | 4500 | 4450 | 4300 | 4150 | 3850 | 4100 | 3500 | 3900 | 4100 |
 | — | — | 5:33 | — | — | 5:33 | — | — | 5:35 | — | — | 5:35 | — | — | 5:37 | — | — |
 | 5:45 | — | — | 5:44 | — | — | 5:42 | — | — | 5:40 | — | — | 5:38 | — | — | 5:37 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Light rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 13°C on Mon night, min 8°C on Tue night). Winds decreasing (strong winds from the NE on Mon afternoon, calm by Tue afternoon).
Mount Iō (Yatsugatake) Weather (Days 3-6):
Heavy rain (total 26mm), heaviest during Sat night. Very mild (max 10°C on Thu afternoon, min 4°C on Sat morning). Winds increasing (calm on Thu afternoon, strong winds from the W by Sat 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 |
|---|---|---|---|---|---|
Matsumoto Airport |  | ||||
Matsumoto Airport |  | ||||
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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.