Tosa Weather Today — Kōchi, Japan
Current temperature, rain chance, humidity, wind and air quality in Tosa, plus an hourly and 3-day forecast. Updated through the day.
11:18
Sat, 19 Sep 2026
📍 Kōchi, Japan
Tosa??
29
°C
Overcast
Feels 30°C · 84°F
💧 55% Humidity
💨 ↑ 9 km/h NNE
👁 10 km Visibility
🌧 0 mm Precip
☁ 100% Cloud
☀️ UV High
🌿 AQI Good
☀️ UV Index
6.4
High
🔵 Pressure
1016
hPa · 30 in
💨 Wind
9
km/h · Gust 14.4 km/h
↑ NNE
💧 Humidity
55%
Dew point 18.8°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
30.1°
Wind chill 28.6°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
05:42 AM
🌇
Sunset
05:58 PM
📅 3-Day Forecast
Saturday
19 Sep 2026
Overcast
29°
/
21°
💧73%
🌧0.08mm
💨15
☀️UV 7.7
Sunday
20 Sep 2026
Overcast
26°
/
21°
💧78%
🌧0.14mm
💨14
☀️UV 6.5
Monday
21 Sep 2026
Patchy rain nearby
23°
/
20°
💧89%
🌧2.51mm
💨17
☀️UV 0.8
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