Spring (March–May): Average 9.9–18.2°C, mild climate but with relatively high rainfall, especially abundant in April. Common activities: Stroll through the old streets of Tomonoura, visit historical buildings such as the Hōmeishu sake brewery. Recommended clothing: Light jacket, comfortable trousers or skirt.
Summer (June–August): Average 22.6–28.6°C, hot and humid, with relatively high rainfall, peaking in July. Common activities: Enjoy the sea breeze by the seaside, savor local seafood dishes. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 13.0–26.5°C, comfortable and pleasant climate, with decreasing rainfall. Common activities: Appreciate autumn scenery, participate in local festivals. Recommended clothing: Light jacket or cardigan, trousers or skirt.
Winter (December–February): Average 4.7–6.4°C, cold and dry, with the least rainfall. Common activities: Admire the winter seascape, experience traditional Japanese onsen. Recommended clothing: Warm jacket, scarf, hat, gloves.
Tomonoura climatological average
Annual average temperature: approx. 16°C / Annual rainfall: approx. 1175 mm / Summer humidity: 70%–80% / Rainiest month: July
Tomonoura monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
4.7°C
22.3
February
5.5°C
55.2
March
9.9°C
106.4
April
15.1°C
137.2
May
18.2°C
161.4
June
22.6°C
167.8
July
27.7°C
177.6
August
28.6°C
107.8
September
26.5°C
82.9
October
18.4°C
77.6
November
13°C
59
December
6.4°C
19.8
Tomonoura weather for the next seven days
3/3
Tuesday
Moderate rain
11.4°C/7.4°C
3/4
Wednesday
Partly Cloudy
12°C/5.1°C
3/5
Thursday
Sunny
11.5°C/3.3°C
3/6
Friday
Moderate rain
12.3°C/5.6°C
3/7
Saturday
Patchy rain nearby
10°C/3.9°C
3/8
Sunday
Partly Cloudy
10.8°C/2.4°C
3/9
Monday
Partly Cloudy
11.5°C/3.9°C
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