JP Nagasaki · Summer

Nagasaki in July
what's the weather like?

Nagasaki in July: solid, though October remains peak.

Open-Meteo · 10 years · 12 months compared · 32.75°N 129.88°E
29°CMax temperature
58%Rainy days
11.6hSunshine / day

Nagasaki weather in July

✅ Good
🌡️ Temperature min / max
25°C – 29°C
🌧 Rainy days
58% of days
☀️ Sunshine
11.6h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
7.4/10
📅 📅 Best month
October (7.7/10)

Should you visit Nagasaki in July?

✅ Good

✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.

❌ No if: you're planning 100% outdoor activities — rain is frequent.

🌧 Rain : ██████░░░░ 58%
🌡 Temperature : ███████░░░ 29°C
☀️ Sunshine : ████████░░ 11.6h/d

Our take: Favourable conditions in July (7.4/10). October scores higher but the gap is small.

Nagasaki in July by trip type

What to expect in July

🎯 Good period — 30°C with good sunshine. Reasonable crowds Summer in Nagasaki brings pleasant temperatures (29°C) and long sunny days (11.6h of sunshine). With 58% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. October (7.7/10) is significantly better if possible.

All months for Nagasaki

Month-by-month comparison

MonthMin °CMax °CRain %Precip mmSun h/dScore
🌫️ January5°C11°C29%2.37.6h5.0/10
🌦️ February5°C11°C35%3.68.9h4.9/10
⛅ March8°C15°C38%5.310.0h6.3/10
🌤️ April12°C19°C35%5.810.7h7.2/10
🌤️ May16°C23°C35%8.010.2h7.5/10
🌤️ June20°C26°C53%11.88.8h7.3/10
🌤️ July25°C29°C58%11.111.6h7.4/10
🌤️ August26°C31°C49%7.812.6h7.4/10
🌤️ September23°C28°C51%7.110.4h7.6/10
🌤️ October18°C23°C27%3.610.0h7.7/10
🌤️ November12°C18°C29%3.19.4h7.1/10
⛅ December6°C12°C28%2.67.7h5.3/10
Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years
📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In July, Nagasaki averages 29°C, 58% rainy days and 11.6h of sunshine per day. Overall weather score: 7.4/10. See methodology →

July vs October (best month)

The best month is October (score 7.7/10). Difference:

FAQ — Nagasaki in July

Is July a good time to visit Nagasaki?
July is an acceptable time for Nagasaki (score 7.4/10). Conditions are decent but not optimal — consider October (7.7/10) if possible.
Does it rain a lot in Nagasaki in July?
Yes, 58% of days see rain in July. Plan some indoor activities as backup.

Find a place to stay in Nagasaki

Find places to stay in Nagasaki in July Search on Hotels.com

Activities and tours in Nagasaki

Guided tours, skip-the-line tickets and local experiences. Browse activities on GetYourGuide

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