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Weather in Nagano, Japan 🇯🇵

Weather Forecast in Nagano

Current Weather in Nagano

Patchy rain nearby
27°C
Feels like 27°C. Patchy rain nearby.
🌬️ 4 km/h SW
💧 77% Humidity
🧭 1012 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 3.4
🌡️ Dew Point: 22°C
🌅 Sunrise: 04:47 AM
🌇 Sunset: 07:00 PM
Map Overlays:

The current temperature in Nagano is 27°C, patchy rain nearby, feeling like 27°C. Humidity is 77% with winds around 4 km/h, and the UV index is 3 (moderate). The next few days in Nagano look set for about 16°C up to 33°C.

Hourly Forecast for Nagano

09:00
Patchy rain nearby
29°
12%
10:00
Patchy rain nearby
31°
17%
11:00
Sunny
32°
3%
12:00
Patchy rain nearby
33°
17%
13:00
Patchy rain nearby
32°
36%
14:00
Patchy rain nearby
32°
21%
15:00
Patchy rain nearby
31°
21%
16:00
Patchy rain nearby
30°
24%
17:00
Patchy rain nearby
28°
31%
18:00
Patchy rain nearby
26°
34%
19:00
Patchy light drizzle
22°
42%
20:00
Patchy rain nearby
20°
58%
21:00
Patchy light drizzle
20°
54%
22:00
Mist
19°
35%
23:00
Partly Cloudy
18°
22%
00:00
Partly Cloudy
18°
22%
01:00
Mist
18°
27%
02:00
Mist
18°
28%
03:00
Mist
18°
29%
04:00
Mist
17°
30%
05:00
Mist
18°
29%
06:00
Partly Cloudy
22°
23%
07:00
Partly Cloudy
24°
20%
08:00
Patchy rain nearby
25°
22%

14-Day Forecast for Nagano

Fri, Jul 24
Patchy rain nearby Patchy rain nearby
33° / 18°
Sat, Jul 25
Patchy rain nearby Patchy rain nearby
31° / 17°
Sun, Jul 26
Patchy rain nearby Patchy rain nearby
32° / 16°
Mon, Jul 27
Patchy rain nearby Patchy rain nearby
28° / 17°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
27° / 16°
Wed, Jul 29
Fog Fog
24° / 18°
Thu, Jul 30
Sunny Sunny
31° / 17°
Fri, Jul 31
Sunny Sunny
33° / 16°
Sat, Aug 01
Sunny Sunny
33° / 16°
Sun, Aug 02
Sunny Sunny
34° / 18°
Mon, Aug 03
Patchy rain nearby Patchy rain nearby
33° / 18°
Tue, Aug 04
Partly Cloudy Partly Cloudy
32° / 18°
Wed, Aug 05
Sunny Sunny
34° / 17°
Thu, Aug 06
Sunny Sunny
33° / 16°

Additional Forecasts for Nagano

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 167.0 μg/m³
O₃ (Ozone) 80.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.2 μg/m³
SO₂ (Sulphur Dioxide) 2.0 μg/m³
PM2.5 (Fine particles) 8.2 μg/m³
PM10 (Coarse particles) 10.2 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Japan

Browse Weather in Japan by cities in alphabetical order:

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Best Time to Be Outside in Nagano Today

The most comfortable window in Nagano today looks like 19:00 to 19:00, when it is around 22°C. The next likely rain is around 20:00.

Frequently Asked Questions about Weather in Nagano

What is the temperature in Nagano right now?

Nagano is sitting at 27°C (80°F) right now, patchy rain nearby (feels like 27°C).

What's the weather like in Nagano right now?

Current weather in Nagano: Patchy rain nearby, humidity 77%, wind 4 km/h SW.

What is today's forecast for Nagano?

Today in Nagano: high 33°C, low 18°C, patchy rain nearby. Chance of rain: 69%.

What is the 7-day weather forecast for Nagano?

Daily highs and lows for Nagano:

  • 2026-07-24: 33°C / 18°C
  • 2026-07-25: 31°C / 17°C
  • 2026-07-26: 32°C / 16°C
  • 2026-07-27: 28°C / 17°C
  • 2026-07-28: 27°C / 16°C
  • 2026-07-29: 24°C / 18°C
  • 2026-07-30: 31°C / 17°C
Is it going to rain in Nagano today?

There is a 69% chance of rain in Nagano today. Total expected precipitation: 2.88 mm.

What is the wind speed in Nagano right now?

Wind in Nagano is currently 4 km/h (2 mph) from the SW.

What is the UV index in Nagano right now?

The UV index in Nagano is currently 3.4 (moderate). 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