Isumi Weather Today — Chiba, Japan
Current temperature, rain chance, humidity, wind and air quality in Isumi, plus an hourly and 3-day forecast. Updated through the day.
15:17
Sat, 19 Sep 2026
📍 Chiba, Japan
Isumi??
23
°C
Patchy rain nearby
Feels 24°C · 73°F
💧 90% Humidity
💨 ↑ 14.8 km/h NNE
👁 10 km Visibility
🌧 0.07 mm Precip
☁ 100% Cloud
☀️ UV Low
🌿 AQI Good
☀️ UV Index
0.6
Low
🔵 Pressure
1017
hPa · 30.02 in
💨 Wind
14.8
km/h · Gust 27 km/h
↑ NNE
💧 Humidity
90%
Dew point 20.9°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
24.9°
Wind chill 22.6°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
05:24 AM
🌇
Sunset
05:40 PM
📅 3-Day Forecast
Saturday
19 Sep 2026
Patchy rain nearby
23°
/
20°
💧91%
🌧0.56mm
💨21
☀️UV 3.3
Sunday
20 Sep 2026
Light rain shower
22°
/
19°
💧97%
🌧48.53mm
💨20
☀️UV 0.7
Monday
21 Sep 2026
Light rain shower
26°
/
22°
💧98%
🌧155.76mm
💨50
☀️UV 0.6
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