Air Pollution in Saint Lucia — Live AQI by City, PM2.5/PM10, Smog Alerts and Forecasts

Quality of life in Saint Lucia

Green and Parks in the City

Saint Lucia 63%

Dominica: 69% Barbados: 59% Grenada: 58%

Pleasure of spending time in the city

Saint Lucia 68%

Dominica: 88% Barbados: 84% Grenada: 63%

Air Pollution

Saint Lucia 32%

Dominica: 19% Barbados: 11% Grenada: 44%

Garbage Disposal

Saint Lucia 29%

Dominica: 63% Barbados: 68% Grenada: 43%

Availability and quality of drinking water

Saint Lucia 71%

Dominica: 88% Barbados: 91% Grenada: 73%

Cleanliness and tidiness

Saint Lucia 21%

Dominica: 75% Barbados: 53%

Noise and Light pollution

Saint Lucia 50%

Dominica: 13% Barbados: 31% Grenada: 46%

Water Pollution

Saint Lucia 43%

Dominica: 6.3% Barbados: 38% Grenada: 42%
Source: Numbeo


☀️ UV Index · 16-day Forecast — Saint Lucia

☀️ UV INDEX · 16-DAY FORECASTSaint Lucia03681111+8.9UV VERY HIGHtoday, day maxSPF 50, long sleeves and shade between 10:00-16:00.⏱ Unprotected fair skin can burn in about 20 min9Wed26.088Thu27.089Fri28.089Sat29.089Sun30.089Mon31.089Tue1.098Wed2.099Thu3.099Fri4.099Sat5.098Sun6.099Mon7.099Tue8.099Wed9.099Thu10.090-2 low3-5 moderate6-7 high8-10 very high11+ extremepollution-alert.com · August 27, 2026

The UV index in Saint Lucia today is 8.9 (very high) — unprotected fair skin can burn in about 20 minutes.

🌊 Sea Temperature · 16-day Forecast — Saint Lucia

🌊 SEA TEMPERATURE · 16-DAY FORECASTSaint Lucia29°today · 29–29°C29Wed26.0829Thu27.0829Fri28.0829Sat29.0829Sun30.0829Mon31.0829Tue1.0929Wed2.0929Thu3.09pollution-alert.com · August 27, 2026

The sea temperature at Saint Lucia today is about 29°C.

🌊 Sea Temperature By Month — Saint Lucia

28° Jan
27° Feb
28° Mar
28° Apr
29° May
29° Jun
29° Jul
30° Aug
31° Sep
30° Oct
29° Nov
28° Dec

The sea around Saint Lucia is warmest in September (about 31°C) and coldest in February (about 27°C) — long-term monthly averages.

🌦️ Weather · 16-day Forecast — Saint Lucia

🌦️ WEATHER · 16-DAY FORECASTSaint Lucia🌧️29°RainToday · ↑30° ↓27°💨 6 km/h · 💧 72%Mon24.08🌧️30°27°Tue25.08🌧️31°27°Wed26.08🌤️31°27°Thu27.08🌧️29°27°Fri28.08🌧️29°26°Sat29.08☀️29°27°Sun30.08🌧️29°26°Mon31.08🌧️30°26°Tue1.09☀️30°26°Wed2.09🌧️30°26°Thu3.09🌧️30°27°Fri4.09🌧️29°27°Sat5.09🌧️30°27°Sun6.09🌧️30°27°Mon7.09🌧️29°27°Tue8.09🌧️30°27°pollution-alert.com · August 27, 2026

16-day weather forecast for Saint Lucia: today around 30°C (rain), lows near 27°C. Daily temperature and conditions, updated every day.