Nagasaki Weather in July
Japan · 30-year monthly averages
⚠️ Challenging time to visit
July in Nagasaki is hot, with average daytime highs around 30°C (87°F) and nighttime lows near 25°C (76°F). Expect roughly 293mm of precipitation spread over about 11 rainy days, and heavy rainfall is common — this is peak wet season territory.
Avg high
30°C
87°F
Avg low
25°C
76°F
Rainfall
293mm
very wet
Rainy days
11
days with ≥1mm
☀️ About 175 hours of sunshine over the month (~6h/day).
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
July vs the rest of the year
FAQ
- How hot is Nagasaki in July?
- July in Nagasaki is hot, with average daytime highs around 30°C (87°F) and nighttime lows near 25°C (76°F). Expect roughly 293mm of precipitation spread over about 11 rainy days, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in Nagasaki in July?
- Nagasaki sees around 293mm of precipitation in July on average — very wet by global standards.
- Is July a good time to visit Nagasaki?
- July is a challenging month to visit Nagasaki weather-wise — plan around the conditions.