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Sanin and Sanyo
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![Lunch in Shimonoseki: Choshu Ranch Beef Ceramic Grill | Hofu Tenmangu Shrine's "Weeping Plum Blossoms" and Flower Temple "Togyoan" [Departing from Hakata]](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_164427/20251110031828_Bo9H9/jpg)
!["Visit the National Treasure Rurikoji Temple Five-Story Pagoda, which has undergone major renovations in the Reiwa era, and enjoy a fugu banquet at the Shunpanro Main Branch, a guest house in Shimonoseki" [Departing from Hakata]](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_259170/20251110050222_asqzI/jpg)
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Sanin and Sanyo Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Sanin and Sanyo year round climate
- Spring (March–May): Average 10.3–18.4°C, mild and comfortable climate, but relatively high rainfall, especially in April and May. Common activities: flower viewing, hiking, hot springs. Recommended clothing: light jacket, long-sleeved shirt, rain gear.
- Summer (June–August): Average 22.3–27.5°C, hot and humid, with rainfall concentrated in June. Common activities: swimming at the beach, mountain climbing, visiting temples and shrines. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
- Autumn (September–November): Average 17.4–25.4°C, pleasant climate, with decreasing rainfall. Common activities: autumn leaves viewing, hiking, enjoying local cuisine. Recommended clothing: light jacket, long-sleeved shirt.
- Winter (December–February): Average 3.5–5.6°C, cold and dry, with the least rainfall. Common activities: skiing (mountain areas), hot springs, visiting museums. Recommended clothing: warm jacket, hat, gloves, scarf.
Sanin and Sanyo climatological average
Annual average temperature: approx. 15.6°C / Annual rainfall: approx. 1351 mm / Summer humidity: 70%–80% / Rainiest month: June
Sanin and Sanyo monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
3.5°C
19.8
February
5.4°C
54.5
March
10.3°C
119.6
April
15.9°C
123.2
May
18.4°C
204.7
June
22.3°C
230.1
July
27.5°C
102.2
August
27.2°C
147.9
September
25.4°C
159.4
October
17.4°C
98.1
November
12.3°C
76
December
5.6°C
16.4
Sanin and Sanyo weather for the next seven days
12/21
Sunday
Patchy rain nearby
13°C/2.7°C
12/22
Monday
Patchy rain nearby
10.4°C/4.4°C
12/23
Tuesday
Sunny
9.3°C/0.8°C
12/24
Wednesday
Heavy rain
7.2°C/0.3°C
12/25
Thursday
Moderate rain
12.6°C/7.5°C
12/26
Friday
Patchy rain nearby
8.5°C/1.7°C
12/27
Saturday
Patchy rain nearby
5.6°C/0.6°C
