Spring (March–May): Average 52–65°F, 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 72–81°F, 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 66–59°F, 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 49–45°F, 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. 62.6°F / Annual rainfall: approx. 2026 mm / Summer humidity: 70%–80% / Rainiest month: June
Izu Kogen monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
45.5°F
33.8
February
46°F
97.1
March
52.9°F
185.2
April
60.4°F
222.5
May
65.3°F
226.3
June
72.1°F
334.1
July
81°F
166.4
August
81.5°F
228.2
September
77.7°F
237.3
October
66.7°F
144.8
November
59.5°F
117.5
December
49.5°F
33.7
Izu Kogen weather for the next seven days
2/13
Friday
Sunny
47.7°F/41.3°F
2/14
Saturday
Sunny
53.7°F/41.9°F
2/15
Sunday
Sunny
58.1°F/46.2°F
2/16
Monday
Patchy rain nearby
51.4°F/42.7°F
2/17
Tuesday
Patchy rain nearby
45.4°F/39.6°F
2/18
Wednesday
Patchy rain nearby
51.2°F/44.5°F
2/19
Thursday
Overcast
43.7°F/42.1°F
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