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Weather in Ōtsu, Japan 🇯🇵

Current Weather in Ōtsu

Partly Cloudy
26°C
Feels like 29°C. Partly Cloudy.
🌬️ 4 km/h WSW
💧 79% Humidity
🧭 1013 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 22°C
🌅 Sunrise: 05:21 AM
🌇 Sunset: 06:38 PM
Map Overlays:

Right now Ōtsu is 26°C with partly cloudy, feeling like 29°C. Humidity sits at 79% and winds are near 4 km/h, and the UV index is 0 (low). Across the coming days, Ōtsu should see roughly 25°C to 35°C.

Hourly Forecast for Ōtsu

03:00
Clear
25°
9%
04:00
Clear
25°
10%
05:00
Cloudy
25°
20%
06:00
Partly Cloudy
25°
13%
07:00
Cloudy
26°
17%
08:00
Overcast
27°
18%
09:00
Partly Cloudy
29°
6%
10:00
Sunny
31°
3%
11:00
Patchy rain nearby
32°
11%
12:00
Overcast
33°
11%
13:00
Overcast
34°
9%
14:00
Overcast
35°
10%
15:00
Overcast
35°
9%
16:00
Overcast
34°
10%
17:00
Patchy rain nearby
31°
18%
18:00
Patchy rain nearby
30°
23%
19:00
Patchy rain nearby
29°
15%
20:00
Patchy rain nearby
28°
22%
21:00
Partly Cloudy
27°
9%
22:00
Clear
26°
7%
23:00
Clear
26°
7%
00:00
Clear
26°
8%
01:00
Cloudy
26°
18%
02:00
Partly Cloudy
25°
14%

14-Day Forecast for Ōtsu

Fri, Aug 21
Overcast Overcast
35° / 25°
Sat, Aug 22
Overcast Overcast
33° / 25°
Sun, Aug 23
Overcast Overcast
35° / 25°
Mon, Aug 24
Sunny Sunny
35° / 25°
Tue, Aug 25
Patchy rain nearby Patchy rain nearby
35° / 24°
Wed, Aug 26
Overcast Overcast
29° / 25°
Thu, Aug 27
Light rain shower Light rain shower
25° / 22°
Fri, Aug 28
Patchy rain nearby Patchy rain nearby
32° / 23°
Sat, Aug 29
Patchy rain nearby Patchy rain nearby
32° / 25°
Sun, Aug 30
Sunny Sunny
32° / 25°
Mon, Aug 31
Sunny Sunny
34° / 24°
Tue, Sep 01
Sunny Sunny
34° / 26°
Wed, Sep 02
Patchy rain nearby Patchy rain nearby
27° / 24°
Thu, Sep 03
Light rain shower Light rain shower
23° / 23°

Additional Forecasts for Ōtsu

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 187.0 μg/m³
O₃ (Ozone) 60.0 μg/m³
NO₂ (Nitrogen Dioxide) 15.6 μg/m³
SO₂ (Sulphur Dioxide) 8.5 μg/m³
PM2.5 (Fine particles) 15.4 μg/m³
PM10 (Coarse particles) 17.8 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Japan

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Best Time to Be Outside in Ōtsu Today

The most comfortable window in Ōtsu today looks like 06:00 to 09:00, when it is around 26°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Ōtsu

What is the temperature in Ōtsu right now?

The current temperature in Ōtsu is 26°C (78°F), partly cloudy (feels like 29°C).

What's the weather like in Ōtsu right now?

Conditions in Ōtsu right now: Partly Cloudy, humidity 79%, wind 4 km/h WSW.

What is today's forecast for Ōtsu?

Today in Ōtsu: high 35°C, low 25°C, overcast. Chance of rain: 36%.

What is the 7-day weather forecast for Ōtsu?

Daily highs and lows for Ōtsu:

  • 2026-08-21: 35°C / 25°C
  • 2026-08-22: 33°C / 25°C
  • 2026-08-23: 35°C / 25°C
  • 2026-08-24: 35°C / 25°C
  • 2026-08-25: 35°C / 24°C
  • 2026-08-26: 29°C / 25°C
  • 2026-08-27: 25°C / 22°C
Is it going to rain in Ōtsu today?

There is a 36% chance of rain in Ōtsu today. Total expected precipitation: 0.63 mm.

What is the wind speed in Ōtsu right now?

Wind in Ōtsu is currently 4 km/h (2 mph) from the WSW.

What is the UV index in Ōtsu right now?

The UV index in Ōtsu is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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