Spring (March–May): Average 40–59°F, mild but with occasional showers; March can still be quite cool. Common activities: flower viewing, coastal walks. Recommended clothing: light jacket, long-sleeved shirts, comfortable shoes.
Summer (June–August): Average 65–76°F, warm and humid with more rainfall, especially in August. Common activities: swimming at the beach, outdoor camping (be mindful of weather changes). Recommended clothing: light and breathable clothing, rain gear.
Autumn (September–November): Average 48–69°F, pleasantly cool with more sunny days, but occasional showers. Common activities: autumn leaf viewing (depending on tree species), hiking. Recommended clothing: light jacket, long-sleeved shirts, comfortable shoes.
Winter (December–February): Average 33–37°F, cold and dry with low chance of snowfall. Common activities: indoor activities, onsen experiences. Recommended clothing: warm jacket, hat, scarf, gloves.
Ohtsuchi climatological average
Annual average temperature: approx. 53.4°F / Annual rainfall: approx. 1278 mm / Summer humidity: 70%–80% / Rainiest month: August
Ohtsuchi monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
33.8°F
70.5
February
34.2°F
41.3
March
40.8°F
100.1
April
52.2°F
67.6
May
59°F
95.2
June
65.5°F
122.6
July
73°F
159.6
August
76.5°F
243.1
September
70°F
146.4
October
58.1°F
129.4
November
48.4°F
63.5
December
37.4°F
38.7
Ohtsuchi weather for the next seven days
12/29
Monday
Sunny
47.7°F/32.2°F
12/30
Tuesday
Moderate rain
46.1°F/35.2°F
12/31
Wednesday
Moderate or heavy snow showers
39°F/22.1°F
1/1
Thursday
Patchy moderate snow
27.8°F/21.5°F
1/2
Friday
Light freezing rain
33.8°F/23.7°F
1/3
Saturday
Light freezing rain
40.1°F/26.8°F
1/4
Sunday
Sunny
37.4°F/25.5°F
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