It's a wonderful observation deck with a panoramic view of Hiroshima city. You can re-enter, so if I had time, I would have liked to visit at night. Looking up from below at the piles of paper cranes that everyone released in hopes of peace, I was overwhelmed by the sheer number.
Anonymous User
Family
Hiroshima City Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Hiroshima City year round climate
Spring (March–May): Average 11.2–19.8°C, mild and rainy climate. Cherry blossoms bloom from March, but rainfall is relatively high. Common activities: cherry blossom viewing, outdoor excursions (be prepared for rain). Recommended clothing: light jacket, long-sleeved shirt, umbrella or raincoat.
Summer (June–August): Average 23.7–30.0°C, hot and humid. July has the most rainfall. Be mindful of heatstroke and sun protection. Common activities: swimming at the beach, mountain climbing (avoid afternoon thunderstorms). Recommended clothing: light and breathable clothing, sun hat, sunglasses.
Autumn (September–November): Average 14.4–27.3°C, comfortable and pleasant climate. Rainfall gradually decreases. Common activities: maple leaf viewing, outdoor outings. Recommended clothing: long-sleeved shirt, light jacket.
Winter (December–February): Average 5.8–7.3°C, cold and dry climate with low rainfall. Common activities: onsen trips, indoor activities. Recommended clothing: warm jacket, scarf, gloves.
Hiroshima City climatological average
Annual average temperature: approx. 17.6°C / Annual rainfall: approx. 1529 mm / Summer humidity: 70%–80% / Rainiest month: July
Hiroshima City monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
5.8°C
33.7
February
6.7°C
73.7
March
11.2°C
115
April
16.5°C
193.3
May
19.8°C
165.7
June
23.7°C
217
July
28.3°C
308
August
30°C
83.7
September
27.3°C
128.3
October
19.7°C
72
November
14.4°C
111
December
7.3°C
28.3
Hiroshima City weather for the next seven days
1/29
Thursday
Patchy rain nearby
6°C/-0.2°C
1/30
Friday
Patchy rain nearby
5.7°C/-1.1°C
1/31
Saturday
Patchy rain nearby
7.2°C/-1.2°C
2/1
Sunday
Patchy rain nearby
6.7°C/-0.1°C
2/2
Monday
Patchy rain nearby
5.6°C/-0.4°C
2/3
Tuesday
Sunny
7.8°C/-1.2°C
2/4
Wednesday
Partly Cloudy
10.6°C/-0.4°C
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