Japan Hiroshima Weather in July — Climate Guide
July in Hiroshima is moderate
Hiroshima Weather in July — Quick Answer
As of 2026- Avg temp
- 31° / 24°
- Rainfall
- 250mm · 11 days
- Crowds
- Busy
As of 2026, Hiroshima in July averages a high of 31°C and low of 24°C with 250mm of rain over about 11 days. Hot + humid + tsuyu lingering. T-shirt + UV.
July is moderate for Hiroshima.
Tsuyu ends mid-July → hot summer begins. Japanese summer holidays. Typhoon risk starts.
Travel score
Hiroshima July Weather Stats
Avg High
31°C
Avg Low
24°C
Rainy Days
11
250mm total
Sunshine
6h
Daily avg
Humidity
75%
high
UV Index
9
Very high
Wind
7 km/h
Gusts 18
Sea Temp
26°C
swimming peak
Crowds
Busy
At attractions
July Sunrise & Sunset
Air Quality
PM2.5
16 μg/m³
PM10
26 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
34°C
Nighttime
24°C
Humidity and wind affect how the actual temperature feels.
Wind
7 km/h
Max gust 18 km/h
Activities Recommended for July
July Travel Pros & Cons
Pros
- Tsuyu ends mid-July
- Long daylight
- Mt. Misen accessible
Cons
- 31°C+ hot + humid
- Typhoon risk starts
- Hotels surge
July Events & Festivals
- Tsuyu ends mid-July
- Summer holidays
Hiroshima in July — Full Picture
Tsuyu ends mid-July → hot summer begins. Japanese summer holidays. Typhoon risk starts.
What to Wear & What to Pack
Hot + humid + tsuyu lingering. T-shirt + UV.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
18.7°C
9.7°C
10/mo
Summer (Jun·Jul·Aug)
Current30.3°C
22.3°C
10.7/mo
Autumn (Sep·Oct·Nov)
23°C
14°C
7.3/mo
Winter (Dec·Jan·Feb)
11°C
2.7°C
6.7/mo
Hiroshima Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 10° | 2° | 7d·50mm | 5h | 65% | 2 | Quiet | Low season | |
| 11° | 2° | 7d·60mm | 6h | 65% | 3 | Quiet | Low season | |
| March (Best) | 14° | 5° | 10d·110mm | 7h | 65% | 4 | Very busy | Peak |
| April (Best) | 19° | 10° | 10d·130mm | 8h | 65% | 6 | Very busy | Peak |
| 23° | 14° | 10d·130mm | 8h | 70% | 7 | Very busy | Peak | |
| 27° | 19° | 13d·230mm | 5h | 75% | 7 | Moderate | Shoulder | |
| 31° | 24° | 11d·250mm | 6h | 75% | 9 | Busy | Peak | |
| 33° | 24° | 8d·130mm | 8h | 73% | 10 | Very busy | Peak | |
| 29° | 20° | 10d·200mm | 6h | 75% | 6 | Moderate | Shoulder | |
| October (Best) | 23° | 14° | 6d·100mm | 7h | 70% | 5 | Busy | Peak |
| November (Best) | 17° | 8° | 6d·80mm | 5h | 65% | 3 | Busy | Peak |
| 12° | 4° | 6d·50mm | 5h | 65% | 2 | Moderate | Shoulder |
View Other Months
Hiroshima July Hotel Picks
Frequently Asked Questions
Is July a good time to visit Hiroshima?
Hiroshima in July is moderate. Tourist crowds are busy and flight/hotel prices are peak.
What's the average temperature in Hiroshima in July?
Hiroshima July averages a high of 31°C and a low of 24°C.
Does it rain much in Hiroshima in July?
Hiroshima July averages 250mm of rainfall over about 11 rainy days.
What should I wear in Hiroshima in July?
Hot + humid + tsuyu lingering. T-shirt + UV.
What time are sunrise and sunset in Hiroshima in July?
Hiroshima July sunrise is 05:15 and sunset is 19:25, with 14h 10min of daylight.
What's the air quality like in Hiroshima in July?
Hiroshima July air quality (AQI) averages 45, rated Good. PM2.5 averages 16μg/m³.
What activities are recommended in Hiroshima in July?
In July, Hiroshima is great for Indoor + Mt. Misen ropeway (cooler highlands), Beach (Seto Sea), Indoor Okonomimura.
Is July peak season in Hiroshima?
Hiroshima July crowds are busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Hiroshima
View Other Months
Planning a July trip to Hiroshima?
You've checked the weather — next come the budget and the route.
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.