– Lat/Long: 36.00° N 138.37° E
Mount Iō (Yatsugatake) (Mount Io (Yatsugatake)) Weather Forecast
Southern Yatsugatake Volcanic Group · JapanIssued: 8 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
3 Mount Iō (Yatsugatake) Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 60mm), heaviest during Sun night. Very mild (max 13°C on Fri morning, min 8°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 16mm), heaviest on Mon morning. Very mild (max 13°C on Tue morning, min 9°C on Mon night). Winds increasing (light winds from the SW on Tue night, fresh winds from the WSW by Wed night). | |||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  | | | |  | | | | | | |
rain shwrs | rain shwrs | light rain | light rain | light rain | some clouds | cloudy | light rain | heavy rain | light rain | cloudy | some clouds | some clouds | some clouds | light rain | light rain | light rain | light rain | |
Cloud base (m) | 1650 | 1950 | 900 | 850 | 800 | 850 | 900 | 1800 | 800 | 800 | 5100 | 850 | 6950 | 2950 | 1800 | 850 | 800 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.5 | 1.7 | 4 | 4 | 0.8 | — | — | 1 | 48 | 3 | — | — | — | — | 1 | 4 | 4 | 4 |
max °C | 13 | 13 | 11 | 9 | 9 | 9 | 12 | 12 | 11 | 12 | 12 | 11 | 13 | 13 | 10 | 10 | 11 | 12 |
min °C | 12 | 12 | 8 | 8 | 9 | 9 | 10 | 11 | 10 | 11 | 12 | 9 | 11 | 11 | 9 | 9 | 10 | 12 |
chill °C | 11 | 12 | 7 | 6 | 7 | 7 | 8 | 9 | 8 | 8 | 10 | 6 | 9 | 9 | 7 | 6 | 7 | 9 |
Freezing level m | 4100 | 3950 | 3750 | 3750 | 3900 | 3950 | 3950 | 4200 | 4350 | 4400 | 4200 | 4000 | 4050 | 3950 | 3900 | 4350 | 4600 | 4700 |
 | 5:35 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — | 5:39 | — | — | 5:39 | — | — |
 | — | 5:38 | — | — | 5:37 | — | — | 5:36 | — | — | 5:35 | — | — | 5:32 | — | — | 5:31 | — |
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Mount Iō (Yatsugatake) Weather (Days 0-3):
The weather forecast for Mount Iō (Yatsugatake) is: Heavy rain (total 60mm), heaviest during Sun night. Very mild (max 13°C on Fri morning, min 8°C on Fri night). Wind will be generally light.
Mount Iō (Yatsugatake) Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Mon morning. Very mild (max 13°C on Tue morning, min 9°C on Mon night). Winds increasing (light winds from the SW on Tue night, fresh winds from the WSW by Wed 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.