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Izu Kogen

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Izu Kogen Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Izu Kogen year round climate

  • Spring (March–May): Average 11.6–18.5°C, mild and comfortable climate, but with more rainfall and occasional overcast days. Common activities: spring outings, flower viewing, hot spring bathing. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 22.3–27.5°C, hot and humid, with relatively high rainfall and occasional typhoons. Common activities: beach activities, mountain hiking, visiting summer resorts. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 19.3–15.3°C, pleasant and cool climate, with gradually decreasing rainfall. Common activities: autumn leaves viewing, hot spring bathing, enjoying autumn cuisine. Recommended clothing: light jacket, long-sleeved shirt or sweater.
  • Winter (December–February): Average 9.7–7.5°C, cold and dry, with little rainfall. Common activities: hot spring bathing, skiing (requires traveling to higher altitudes), appreciating winter landscapes. Recommended clothing: warm coat, sweater, scarf, gloves, hat.

Izu Kogen climatological average

Annual average temperature: approx. 17°C / Annual rainfall: approx. 2026 mm / Summer humidity: 70%–80% / Rainiest month: June

Izu Kogen monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
7.5°C
33.8
February
7.8°C
97.1
March
11.6°C
185.2
April
15.8°C
222.5
May
18.5°C
226.3
June
22.3°C
334.1
July
27.2°C
166.4
August
27.5°C
228.2
September
25.4°C
237.3
October
19.3°C
144.8
November
15.3°C
117.5
December
9.7°C
33.7

Izu Kogen weather for the next seven days

7/5
Sunday
Light rain shower
23.4°C/20.8°C
7/6
Monday
Moderate rain
21.2°C/19.7°C
7/7
Tuesday
Patchy rain nearby
23.5°C/19.4°C
7/8
Wednesday
Sunny
23.3°C/19.9°C
7/9
Thursday
Sunny
24.3°C/19.2°C
7/10
Friday
Sunny
25.7°C/20°C
7/11
Saturday
Sunny
26.2°C/20.6°C