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Izu Kogen

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Best time to visit Izu Kogen

Data source:Meteostat
Last updated:2025-09

Weather in Izu Kogen throughout the year

  • 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.

Weather in Izu Kogen

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

Izu Kogen weather by month

Month
Temperature (°C)
Rainfall (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

7-day weather forecast for Izu Kogen

11/4
Wednesday
Patchy rain nearby
14.8°C/12.1°C
11/5
Thursday
Light drizzle
17.6°C/13°C
11/6
Friday
Sunny
21.7°C/9.9°C
11/7
Saturday
Sunny
17.2°C/7.8°C
11/8
Sunday
Overcast
14.9°C/8.2°C
11/9
Monday
Patchy rain nearby
12.7°C/8.8°C
11/10
Tuesday
Patchy rain nearby
11.9°C/9.6°C