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Weather in Castries, Saint Lucia 🇱🇨

Current Weather in Castries

Patchy rain nearby
29°C
Feels like 33°C. Patchy rain nearby.
🌬️ 31 km/h ENE
💧 66% Humidity
🧭 1015 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 10.7
🌡️ Dew Point: 22°C
🌅 Sunrise: 05:52 AM
🌇 Sunset: 06:08 PM
Map Overlays:

Castries currently sits at 29°C, patchy rain nearby, feeling like 33°C. Humidity sits at 66% and winds are near 31 km/h, and the UV index is 11 (extreme). Across the coming days, Castries should see roughly 27°C to 30°C.

Hourly Forecast for Castries

13:00
Patchy rain nearby
30°
13%
14:00
Sunny
30°
4%
15:00
Sunny
29°
4%
16:00
Sunny
29°
4%
17:00
Sunny
28°
5%
18:00
Sunny
28°
6%
19:00
Clear
28°
7%
20:00
Patchy rain nearby
28°
13%
21:00
Patchy rain nearby
28°
11%
22:00
Patchy rain nearby
28°
15%
23:00
Patchy rain nearby
28°
19%
00:00
Patchy rain nearby
27°
17%
01:00
Patchy rain nearby
28°
17%
02:00
Patchy rain nearby
27°
17%
03:00
Patchy rain nearby
27°
17%
04:00
Patchy rain nearby
27°
20%
05:00
Patchy rain nearby
27°
31%
06:00
Patchy rain nearby
27°
19%
07:00
Patchy rain nearby
27°
16%
08:00
Patchy rain nearby
28°
17%
09:00
Patchy rain nearby
29°
17%
10:00
Patchy rain nearby
29°
12%
11:00
Patchy rain nearby
29°
14%
12:00
Patchy rain nearby
29°
13%

14-Day Forecast for Castries

Fri, Sep 11
Patchy rain nearby Patchy rain nearby
30° / 27°
Sat, Sep 12
Patchy rain nearby Patchy rain nearby
30° / 27°
Sun, Sep 13
Patchy rain nearby Patchy rain nearby
28° / 27°
Mon, Sep 14
Patchy rain nearby Patchy rain nearby
29° / 27°
Tue, Sep 15
Patchy rain nearby Patchy rain nearby
29° / 27°
Wed, Sep 16
Patchy rain nearby Patchy rain nearby
30° / 27°
Thu, Sep 17
Patchy rain nearby Patchy rain nearby
28° / 27°
Fri, Sep 18
Patchy rain nearby Patchy rain nearby
29° / 27°
Sat, Sep 19
Patchy rain nearby Patchy rain nearby
30° / 27°
Sun, Sep 20
Patchy rain nearby Patchy rain nearby
30° / 27°
Mon, Sep 21
Patchy rain nearby Patchy rain nearby
30° / 27°
Tue, Sep 22
Patchy rain nearby Patchy rain nearby
29° / 27°
Wed, Sep 23
Patchy rain nearby Patchy rain nearby
29° / 27°
Thu, Sep 24
Patchy rain nearby Patchy rain nearby
29° / 27°

Additional Forecasts for Castries

Air Quality

💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 94.0 μg/m³
O₃ (Ozone) 41.0 μg/m³
NO₂ (Nitrogen Dioxide) 0.1 μg/m³
SO₂ (Sulphur Dioxide) 0.2 μg/m³
PM2.5 (Fine particles) 19.1 μg/m³
PM10 (Coarse particles) 58.3 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Saint Lucia

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Weather in Saint Lucia ›

Best Time to Be Outside in Castries Today

The most comfortable window in Castries today looks like 16:00 to 19:00, when it is around 28°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Castries

What is the temperature in Castries right now?

The current temperature in Castries is 29°C (85°F), patchy rain nearby (feels like 33°C).

What's the weather like in Castries right now?

Current weather in Castries: Patchy rain nearby, humidity 66%, wind 31 km/h ENE.

What is today's forecast for Castries?

Today in Castries: high 30°C, low 27°C, patchy rain nearby. Chance of rain: 40%.

What is the 7-day weather forecast for Castries?

Daily highs and lows for Castries:

  • 2026-09-11: 30°C / 27°C
  • 2026-09-12: 30°C / 27°C
  • 2026-09-13: 28°C / 27°C
  • 2026-09-14: 29°C / 27°C
  • 2026-09-15: 29°C / 27°C
  • 2026-09-16: 30°C / 27°C
  • 2026-09-17: 28°C / 27°C
Is it going to rain in Castries today?

There is a 40% chance of rain in Castries today. Total expected precipitation: 0.62 mm.

What is the wind speed in Castries right now?

Wind in Castries is currently 31 km/h (19 mph) from the ENE.

What is the UV index in Castries right now?

The UV index in Castries is currently 10.7 (very high). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇱🇨 Saint Lucia: Castries · Bisee