St Austell Weather Today — Cornwall, United Kingdom
Current temperature, rain chance, humidity, wind and air quality in St Austell, plus an hourly and 3-day forecast. Updated through the day.
18:38
Fri, 18 Sep 2026
📍 Cornwall, United Kingdom
St Austell??
17
°C
Overcast
Feels 12°C · 62°F
💧 79% Humidity
💨 ← 31.3 km/h WSW
👁 10 km Visibility
🌧 0 mm Precip
☁ 100% Cloud
☀️ UV Low
🌿 AQI Good
☀️ UV Index
0.1
Low
🔵 Pressure
1016
hPa · 30.01 in
💨 Wind
31.3
km/h · Gust 45.8 km/h
← WSW
💧 Humidity
79%
Dew point 13.1°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
16.8°
Wind chill 16.8°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
06:59 AM
🌇
Sunset
07:26 PM
📅 3-Day Forecast
Friday
18 Sep 2026
Patchy rain nearby
17°
/
14°
💧75%
🌧0.27mm
💨33
☀️UV 3.1
Saturday
19 Sep 2026
Patchy rain nearby
18°
/
16°
💧91%
🌧0.85mm
💨32
☀️UV 2.6
Sunday
20 Sep 2026
Patchy rain nearby
19°
/
15°
💧82%
🌧0.33mm
💨19
☀️UV 2.9
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