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Weather in Nagasaki, Japan 🇯🇵

Current Weather in Nagasaki

Patchy rain nearby
24°C
Feels like 27°C. Patchy rain nearby.
🌬️ 9 km/h WSW
💧 87% Humidity
🧭 1019 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.7
🌡️ Dew Point: 22°C
🌅 Sunrise: 06:28 AM
🌇 Sunset: 05:42 PM
Map Overlays:

The current temperature in Nagasaki is 24°C, patchy rain nearby, feeling like 27°C. Humidity is 87% with winds around 9 km/h, and the UV index is 2 (low). In the days ahead, expect temperatures in Nagasaki from about 16°C to 24°C.

Hourly Forecast for Nagasaki

10:00
Patchy rain nearby
24°
28%
11:00
Patchy rain nearby
24°
27%
12:00
Patchy rain nearby
24°
24%
13:00
Patchy rain nearby
24°
22%
14:00
Patchy rain nearby
24°
23%
15:00
Patchy rain nearby
24°
23%
16:00
Sunny
24°
14%
17:00
Patchy rain nearby
24°
26%
18:00
Clear
24°
14%
19:00
Clear
24°
14%
20:00
Clear
24°
14%
21:00
Clear
23°
14%
22:00
Clear
23°
14%
23:00
Clear
23°
15%
00:00
Clear
23°
15%
01:00
Clear
23°
15%
02:00
Clear
23°
15%
03:00
Patchy rain nearby
23°
27%
04:00
Clear
23°
15%
05:00
Patchy rain nearby
23°
54%
06:00
Light rain shower
23°
36%
07:00
Patchy rain nearby
23°
66%
08:00
Light rain shower
23°
81%
09:00
Light rain shower
22°
59%

14-Day Forecast for Nagasaki

Tue, Oct 20
Patchy rain nearby Patchy rain nearby
24° / 23°
Wed, Oct 21
Sunny Sunny
23° / 18°
Thu, Oct 22
Overcast Overcast
21° / 16°
Fri, Oct 23
Overcast Overcast
23° / 16°
Sat, Oct 24
Overcast Overcast
24° / 21°
Sun, Oct 25
Overcast Overcast
24° / 22°
Mon, Oct 26
Patchy rain nearby Patchy rain nearby
24° / 22°
Tue, Oct 27
Patchy rain nearby Patchy rain nearby
24° / 16°
Wed, Oct 28
Sunny Sunny
18° / 14°
Thu, Oct 29
Sunny Sunny
19° / 14°
Fri, Oct 30
Overcast Overcast
19° / 16°
Sat, Oct 31
Sunny Sunny
19° / 15°
Sun, Nov 01
Overcast Overcast
22° / 18°
Mon, Nov 02
Overcast Overcast
20° / 16°

Additional Forecasts for Nagasaki

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 123.0 μg/m³
O₃ (Ozone) 90.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.5 μg/m³
SO₂ (Sulphur Dioxide) 2.4 μg/m³
PM2.5 (Fine particles) 11.1 μg/m³
PM10 (Coarse particles) 16.2 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Japan

Browse Weather in Japan by cities in alphabetical order:

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Weather in Japan ›

Best Time to Be Outside in Nagasaki Today

The most comfortable window in Nagasaki today looks like 14:00 to 17:00, when it is around 24°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Nagasaki

What is the temperature in Nagasaki right now?

Nagasaki is sitting at 24°C (75°F) right now, patchy rain nearby (feels like 27°C).

What's the weather like in Nagasaki right now?

Right now Nagasaki has Patchy rain nearby, humidity 87%, wind 9 km/h WSW.

What is today's forecast for Nagasaki?

Today in Nagasaki: high 24°C, low 23°C, patchy rain nearby. Chance of rain: 63%.

What is the 7-day weather forecast for Nagasaki?

Daily highs and lows for Nagasaki:

  • 2026-10-20: 24°C / 23°C
  • 2026-10-21: 23°C / 18°C
  • 2026-10-22: 21°C / 16°C
  • 2026-10-23: 23°C / 16°C
  • 2026-10-24: 24°C / 21°C
  • 2026-10-25: 24°C / 22°C
  • 2026-10-26: 24°C / 22°C
Is it going to rain in Nagasaki today?

There is a 63% chance of rain in Nagasaki today. Total expected precipitation: 1.17 mm.

What is the wind speed in Nagasaki right now?

Wind in Nagasaki is currently 9 km/h (6 mph) from the WSW.

What is the UV index in Nagasaki right now?

The UV index in Nagasaki is currently 1.7 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇯🇵 Japan: Tokyo · Yokohama · Osaka · Nagoya · Sapporo · Fukuoka · Kawasaki · Kobe · Kyoto · Saitama · Hiroshima · Sendai · Chiba · Kitakyushu · Niigata · Hamamatsu · Sakai · Kumamoto · Okayama · Shizuoka · Honchō · Kawaguchi · Kagoshima · Hachiōji · Himeji · Matsuyama · Matsudo · Higashi-ōsaka · Kurashiki · Ōita · Nishinomiya-hama · Fukuyama · Kanazawa · Utsunomiya · Amagasaki · Fujisawa · Kashiwa · Toyota · Takamatsu · Toyama · Yokosuka · Nagasaki · Hirakata · Gifu-shi · Machida · Miyazaki · Toyonaka · Ichinomiya · Toyohashi · Minato