Get Exclusive App Deals
English
Shirahama Onsen
Top 10 Must-Do Experiences and Attractions in Shirahama Onsen
![[Discounts] Have fun in Wakayama 1 Week Free Pass](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_153766/20250603014723_7IPsp/jpg)
Shirahama Onsen Trending place to visit
Latest launches and promotions in Shirahama Onsen
Recommended travel destinations near Shirahama Onsen
Reviews of Shirahama Onsen activities
![[Discounts] Have fun in Wakayama 1 Week Free Pass](https://image.kkday.com/v2/image/get/w_600%2Cc_fit/s1.kkday.com/product_153766/20250603014723_7IPsp/jpg)
Shirahama Onsen Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Shirahama Onsen year round climate
- Spring (March–May): Average 9.9–18.2°C, mild climate but with relatively high rainfall, especially in April and May. Popular activities: Onsen bathing, coastal walks, appreciating Wakayama Prefecture's natural scenery. Recommended clothing: Light jacket, long-sleeved shirts and pants, rain gear.
- Summer (June–August): Average 22.6–28.5°C, hot and humid with relatively high rainfall. Popular activities: Beach activities, water sports, nighttime firework displays. Recommended clothing: Light and breathable clothing, sunscreen, rain gear.
- Autumn (September–November): Average 18.6–13.1°C, comfortable and pleasant climate with gradually decreasing rainfall. Popular activities: Onsen bathing, appreciating autumn leaves, enjoying local cuisine. Recommended clothing: Light jacket, long-sleeved shirts and pants.
- Winter (December–February): Average 6.5–5.5°C, cold and dry with the least rainfall. Popular activities: Onsen bathing, enjoying Ryokan facilities, appreciating winter seascapes. Recommended clothing: Warm jacket, sweaters, scarf, gloves.
Shirahama Onsen climatological average
Annual average temperature: approx. 16°C / Annual rainfall: approx. 1402 mm / Summer humidity: 70%–80% / Rainiest month: June
Shirahama Onsen monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
4.8°C
22.8
February
5.5°C
47.2
March
9.9°C
118.5
April
15.3°C
169.3
May
18.2°C
187.1
June
22.6°C
189.5
July
27.6°C
148.1
August
28.5°C
155.8
September
26.5°C
125.8
October
18.6°C
108.7
November
13.1°C
114.1
December
6.5°C
15.6
Shirahama Onsen weather for the next seven days
2/3
Tuesday
Patchy rain nearby
7.2°C/1.6°C
2/4
Wednesday
Overcast
8.7°C/3°C
2/5
Thursday
Patchy rain nearby
11.1°C/4.6°C
2/6
Friday
Partly Cloudy
12.3°C/3.9°C
2/7
Saturday
Patchy rain nearby
7.7°C/2.4°C
2/8
Sunday
Patchy rain nearby
4.8°C/0.4°C
2/9
Monday
Sunny
7.8°C/0°C
