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Weather in Nagasaki, Japan 🇯🇵

Weather Forecast in Nagasaki

Current Weather in Nagasaki

Patchy rain nearby
27°C
Feels like 31°C. Patchy rain nearby.
🌬️ 8 km/h SE
💧 86% Humidity
🧭 1005 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.4
🌡️ Dew Point: 25°C
🌅 Sunrise: 05:25 AM
🌇 Sunset: 07:27 PM
Map Overlays:

In Nagasaki right now it is 27°C and patchy rain nearby, feeling like 31°C. Humidity is 86% with winds around 8 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Nagasaki range from about 26°C to 30°C.

Hourly Forecast for Nagasaki

08:00
Patchy rain nearby
28°
25%
09:00
Patchy rain nearby
28°
17%
10:00
Patchy rain nearby
29°
21%
11:00
Patchy rain nearby
30°
19%
12:00
Sunny
29°
9%
13:00
Sunny
30°
8%
14:00
Sunny
29°
8%
15:00
Sunny
29°
9%
16:00
Sunny
29°
9%
17:00
Sunny
29°
10%
18:00
Sunny
28°
11%
19:00
Sunny
28°
14%
20:00
Partly Cloudy
27°
16%
21:00
Partly Cloudy
27°
17%
22:00
Partly Cloudy
27°
18%
23:00
Partly Cloudy
27°
19%
00:00
Patchy rain nearby
27°
28%
01:00
Patchy rain nearby
27°
28%
02:00
Patchy rain nearby
27°
29%
03:00
Patchy rain nearby
26°
25%
04:00
Patchy rain nearby
26°
26%
05:00
Patchy rain nearby
27°
25%
06:00
Patchy rain nearby
27°
34%
07:00
Patchy rain nearby
27°
31%

14-Day Forecast for Nagasaki

Sun, Jul 19
Patchy rain nearby Patchy rain nearby
30° / 27°
Mon, Jul 20
Patchy rain nearby Patchy rain nearby
30° / 26°
Tue, Jul 21
Sunny Sunny
30° / 26°
Wed, Jul 22
Sunny Sunny
30° / 26°
Thu, Jul 23
Sunny Sunny
31° / 26°
Fri, Jul 24
Sunny Sunny
32° / 26°
Sat, Jul 25
Sunny Sunny
31° / 26°
Sun, Jul 26
Sunny Sunny
31° / 26°
Mon, Jul 27
Partly Cloudy Partly Cloudy
30° / 26°
Tue, Jul 28
Sunny Sunny
31° / 26°
Wed, Jul 29
Sunny Sunny
32° / 26°
Thu, Jul 30
Sunny Sunny
32° / 26°
Fri, Jul 31
Sunny Sunny
33° / 25°
Sat, Aug 01
Sunny Sunny
34° / 25°

Additional Forecasts for Nagasaki

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 114.0 μg/m³
O₃ (Ozone) 89.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.6 μg/m³
SO₂ (Sulphur Dioxide) 1.9 μg/m³
PM2.5 (Fine particles) 9.7 μg/m³
PM10 (Coarse particles) 13.4 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Japan

Browse Weather in Japan by cities in alphabetical order:

A C F G H I K M N O S T U W Y

Weather in Japan ›

Best Time to Be Outside in Nagasaki Today

The most comfortable window in Nagasaki today looks like 16:00 to 18:00, when it is around 29°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?

The current temperature in Nagasaki is 27°C (81°F), patchy rain nearby (feels like 31°C).

What's the weather like in Nagasaki right now?

Conditions in Nagasaki right now: Patchy rain nearby, humidity 86%, wind 8 km/h SE.

What is today's forecast for Nagasaki?

Today in Nagasaki: high 30°C, low 27°C, patchy rain nearby. Chance of rain: 46%.

What is the 7-day weather forecast for Nagasaki?

Daily highs and lows for Nagasaki:

  • 2026-07-19: 30°C / 27°C
  • 2026-07-20: 30°C / 26°C
  • 2026-07-21: 30°C / 26°C
  • 2026-07-22: 30°C / 26°C
  • 2026-07-23: 31°C / 26°C
  • 2026-07-24: 32°C / 26°C
  • 2026-07-25: 31°C / 26°C
Is it going to rain in Nagasaki today?

There is a 46% chance of rain in Nagasaki today. Total expected precipitation: 0.58 mm.

What is the wind speed in Nagasaki right now?

Wind in Nagasaki is currently 8 km/h (5 mph) from the SE.

What is the UV index in Nagasaki right now?

The UV index in Nagasaki is currently 0.4 (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 · Hirakata · Gifu-shi · Machida · Miyazaki · Toyonaka · Ichinomiya · Toyohashi · Minato · Takasaki