– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake)) Weather Forecast
Southern Yatsugatake Volcanic Group · JapanIssued: 2 pm Fri 23 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Fri 23 Oct Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 23mm), heaviest during Sun morning. Very mild (max 11°C on Fri afternoon, min 8°C on Fri night). Winds increasing (light winds from the SW on Fri afternoon, strong winds from the SW by Sat night). | Days 5–7 Weather SummaryHeavy rain (total 44mm), heaviest during Tue morning. Freeze-thaw conditions (max 11°C on Mon afternoon, min -2°C on Wed night). Winds increasing (calm on Mon afternoon, near gales from the WNW by Tue night). | ||||||||||||||||
Fri 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | | | |  |  |  |  |  | |  | |
some clouds | light rain | mod. rain | light rain | light rain | mod. rain | light rain | light rain | light rain | mod. rain | heavy rain | heavy rain | rain shwrs | rain shwrs | clear | clear | clear | |
Cloud base (m) | 5700 | 1000 | 900 | 1000 | 850 | 850 | 900 | 900 | 1550 | 800 | 800 | 800 | 2050 | 1750 | 900 | ||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 2 | 6 | 2 | 0.2 | 7 | 5 | 0.7 | 0.3 | 6 | 20 | 17 | 0.6 | 0.6 | — | — | — |
max °C | 11 | 9 | 8 | 10 | 11 | 10 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 6 | 1 | 1 | -1 |
min °C | 9 | 8 | 8 | 9 | 10 | 10 | 11 | 9 | 10 | 10 | 9 | 10 | 9 | -1 | -1 | 0 | -2 |
chill °C | 7 | 5 | 5 | 6 | 6 | 6 | 8 | 7 | 8 | 10 | 6 | 7 | 5 | -10 | -9 | -6 | -8 |
Freezing level m | 4100 | 4250 | 4200 | 4250 | 4300 | 4250 | 4400 | 4150 | 4000 | 4300 | 4350 | 4700 | 4500 | 2450 | 1850 | 2150 | 1300 |
 | — | — | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — | 6:03 | — | — |
 | 5:00 | — | — | 5:00 | — | — | 4:58 | — | — | 4:57 | — | — | 4:55 | — | — | 4:54 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Heavy rain (total 23mm), heaviest during Sun morning. Very mild (max 11°C on Fri afternoon, min 8°C on Fri night). Winds increasing (light winds from the SW on Fri afternoon, strong winds from the SW by Sat night).
Mount Iō (Yatsugatake) Weather (Days 3-6):
Heavy rain (total 44mm), heaviest during Tue morning. Freeze-thaw conditions (max 11°C on Mon afternoon, min -2°C on Wed night). Winds increasing (calm on Mon afternoon, near gales from the WNW by Tue night).
This table gives the weather forecast for Mount Iō (Yatsugatake) at the specific elevation of 2000 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 |  | ||||
* 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.