– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake)) Weather Forecast
Southern Yatsugatake Volcanic Group · JapanIssued: 8 am Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 65mm), heaviest during Mon night. Freeze-thaw conditions (max 12°C on Sun morning, min 0°C on Tue night). Mainly strong winds. | Days 4–6 Weather SummaryModerate rain (total 19mm), heaviest on Fri afternoon. Freeze-thaw conditions (max 7°C on Fri afternoon, min -1°C on Wed night). Winds increasing (light winds from the WSW on Wed night, strong winds from the WSW by Fri night). | |||||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  | |  |  | |  |  | |  | | |  | |
rain shwrs | heavy rain | heavy rain | light rain | light rain | heavy rain | mod. rain | rain shwrs | some clouds | clear | clear | clear | some clouds | clear | light rain | mod. rain | heavy rain | rain shwrs | |
Cloud base (m) | 900 | 850 | 900 | 850 | 850 | 800 | 800 | 800 | 2250 | 1700 | 1800 | 900 | 900 | 1600 | 850 | 2300 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.7 | 20 | 12 | 4 | 3 | 18 | 6 | 0.1 | — | — | — | — | — | — | 0.1 | 8 | 10 | 0.2 |
max °C | 12 | 12 | 10 | 9 | 10 | 10 | 10 | 9 | 6 | 3 | 3 | 1 | 5 | 5 | 4 | 5 | 7 | 7 |
min °C | 11 | 10 | 9 | 9 | 9 | 10 | 9 | 7 | 0 | 1 | 0 | -1 | 2 | 5 | 4 | 5 | 6 | 7 |
chill °C | 7 | 9 | 7 | 7 | 6 | 8 | 5 | 2 | -7 | -6 | -5 | -6 | -2 | 0 | -1 | 0 | 1 | 3 |
Freezing level m | 4400 | 4600 | 4400 | 4150 | 4250 | 4500 | 4450 | 4300 | 2500 | 2200 | 2550 | 1900 | 2550 | 2950 | 2850 | 2950 | 3350 | 3000 |
 | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — | 6:03 | — | — | 6:05 | — | — | 6:05 | — | — |
 | — | 4:58 | — | — | 4:57 | — | — | 4:55 | — | — | 4:54 | — | — | 4:53 | — | — | 4:52 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Heavy rain (total 65mm), heaviest during Mon night. Freeze-thaw conditions (max 12°C on Sun morning, min 0°C on Tue night). Mainly strong winds.
Mount Iō (Yatsugatake) Weather (Days 3-6):
Moderate rain (total 19mm), heaviest on Fri afternoon. Freeze-thaw conditions (max 7°C on Fri afternoon, min -1°C on Wed night). Winds increasing (light winds from the WSW on Wed night, strong winds from the WSW by Fri 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.