Spring (March–May): Average 50–66°F, mild climate with increasing rainfall. Cherry blossoms may bloom in March–April. Common activities: Cherry blossom viewing, hiking, visiting historical sites. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 74–85°F, hot and humid with heavier rainfall, especially in June. Common activities: Beach activities, indoor activities, visiting museums. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 67–81°F, comfortable and pleasant climate with less rainfall, suitable for outdoor activities. Common activities: Mountain climbing, hiking, viewing autumn leaves (depending on tree species). Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): Average 41–45°F, cold and dry with less rainfall. Common activities: Indoor activities, onsen experience. Recommended clothing: Warm jacket, sweater, scarf, gloves.
Sanmyaku climatological average
Annual average temperature: approx. 62.6°F / Annual rainfall: approx. 1718 mm / Summer humidity: 70%–80% / Rainiest month: June
Sanmyaku monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
41.5°F
38.7
February
43.2°F
66.5
March
50.9°F
122.6
April
61.5°F
159.1
May
66.9°F
228.1
June
74.7°F
267.4
July
83.7°F
231.6
August
85.5°F
166.8
September
81.1°F
177.1
October
67.1°F
133.6
November
57°F
100.2
December
45.3°F
26.6
Sanmyaku weather for the next seven days
1/28
Wednesday
Patchy rain nearby
44.7°F/37.7°F
1/29
Thursday
Sunny
46.6°F/36°F
1/30
Friday
Patchy rain nearby
42.5°F/34.4°F
1/31
Saturday
Patchy rain nearby
40.9°F/34.7°F
2/1
Sunday
Partly Cloudy
48.6°F/37.6°F
2/2
Monday
Sunny
45.2°F/37.6°F
2/3
Tuesday
Sunny
47.7°F/35.5°F
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