Spring (March–May): Average 11.8–18.9°C, mild but rainy climate; rain gear recommended. Common activities: Coastal walks, flower viewing (if applicable). Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
Summer (June–August): Average 22.7–27.6°C, hot and humid, with significant rainfall, especially in August. Common activities: Swimming, watersports (safety precautions advised). Recommended clothing: Light, breathable short-sleeved clothing, shorts, sun protection, rain gear.
Autumn (September–November): Average 19.6–25.8°C, comfortable climate, but still relatively high rainfall. Common activities: Hiking, excursions, enjoying autumn scenery. Recommended clothing: Light jacket, long-sleeved shirt, comfortable walking shoes.
Winter (December–February): Average 7.0–8.7°C, cool and dry. Common activities: Hot springs, indoor activities. Recommended clothing: Warm coat, sweater, long pants, scarf, etc.
Owase climatological average
Annual average temperature: approx. 17.1°C / Annual rainfall: approx. 3569 mm / Summer humidity: 70%–80% / Rainiest month: August
Owase monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
7°C
99
February
8.1°C
117.9
March
11.8°C
271.1
April
16.3°C
320.6
May
18.9°C
366.9
June
22.7°C
423.5
July
27.6°C
125
August
27.5°C
564.7
September
25.8°C
550.1
October
19.6°C
336
November
14.8°C
361.3
December
8.7°C
33.5
Owase weather for the next seven days
5/31
Sunday
Sunny
25.9°C/15.2°C
6/1
Monday
Sunny
24.9°C/14.7°C
6/2
Tuesday
Moderate rain
20.3°C/15.3°C
6/3
Wednesday
Heavy rain
20.5°C/17.8°C
6/4
Thursday
Patchy rain nearby
27.2°C/17.4°C
6/5
Friday
Partly Cloudy
26.6°C/16.2°C
6/6
Saturday
Patchy rain nearby
22.7°C/18°C
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