I found it very useful during my trip to Hiroshima with my mom and younger sibling. It helped reduce transportation costs for three days and was convenient for moving between major tourist attractions, so I recommend it as a must-have item for family trips.
Anonymous user
Family
Best time to visit Mihara
Data source:Meteostat Last updated:2025-09
Weather in Mihara throughout the year
Spring (March–May): 9.3–17.8°C on average, mild climate with increasing rainfall. Flowers begin to bloom in March–May. Common activities: picnics, flower viewing, hiking. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): 21.6–27.6°C on average, hot and humid with abundant rainfall. Common activities: beach activities, visiting summer resorts, indoor activities. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): 17.6–25.2°C on average, pleasant climate with decreasing rainfall; ideal for viewing autumn leaves. Common activities: viewing autumn leaves, hiking, cycling. Recommended clothing: light jacket, long-sleeved shirt or T-shirt.
Winter (December–February): 4.0–5.5°C on average, cold and dry with less rainfall. Common activities: onsen experience, indoor activities. Recommended clothing: warm jacket, sweater, scarf, hat, gloves.
Weather in Mihara
Annual average temperature: approx. 15.5°C / Annual rainfall: approx. 1332 mm / Summer humidity: 70%–80% / Rainiest month: June
Mihara weather by month
Month
Temperature (°C)
Rainfall (mm)
January
4°C
32.6
February
4.6°C
68.9
March
9.3°C
119.1
April
14.7°C
138.9
May
17.8°C
154.7
June
21.6°C
197
July
26.2°C
170.5
August
27.6°C
163.9
September
25.2°C
103.4
October
17.6°C
72.7
November
12.5°C
87.6
December
5.5°C
23.3
7-day weather forecast for Mihara
11/1
Sunday
Sunny
19.9°C/10.1°C
11/2
Monday
Sunny
20.4°C/10.9°C
11/3
Tuesday
Sunny
19.3°C/9°C
11/4
Wednesday
Overcast
17.6°C/9.6°C
11/5
Thursday
Patchy rain nearby
19.6°C/13.1°C
11/6
Friday
Partly Cloudy
18.5°C/10.5°C
11/7
Saturday
Partly Cloudy
14.5°C/7°C
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