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Weather in Castries, Saint Lucia 🇱🇨

Weather Forecast in Castries

Current Weather in Castries

Light rain shower
28°C
Feels like 31°C. Light rain shower.
🌬️ 23 km/h E
💧 81% Humidity
🧭 1015 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 24°C
🌅 Sunrise: 05:46 AM
🌇 Sunset: 06:33 PM
Map Overlays:

Castries currently sits at 28°C, light rain shower, feeling like 31°C. Humidity sits at 81% and winds are near 23 km/h, and the UV index is 0 (low). Across the coming days, Castries should see roughly 26°C to 30°C.

Hourly Forecast for Castries

22:00
Patchy rain nearby
28°
19%
23:00
Patchy rain nearby
27°
23%
00:00
Light rain shower
27°
30%
01:00
Light rain shower
27°
30%
02:00
Patchy rain nearby
27°
18%
03:00
Patchy rain nearby
27°
14%
04:00
Patchy rain nearby
27°
16%
05:00
Patchy rain nearby
27°
17%
06:00
Patchy rain nearby
27°
24%
07:00
Patchy rain nearby
28°
17%
08:00
Patchy rain nearby
28°
19%
09:00
Patchy rain nearby
28°
18%
10:00
Patchy rain nearby
29°
17%
11:00
Patchy rain nearby
29°
20%
12:00
Patchy rain nearby
29°
19%
13:00
Patchy rain nearby
29°
31%
14:00
Patchy rain nearby
29°
32%
15:00
Patchy light rain in area with thunder
29°
36%
16:00
Patchy rain nearby
28°
39%
17:00
Light rain shower
28°
39%
18:00
Light rain shower
28°
48%
19:00
Light rain shower
27°
60%
20:00
Light rain shower
27°
44%
21:00
Patchy light rain
27°
53%

14-Day Forecast for Castries

Mon, Jul 27
Patchy rain nearby Patchy rain nearby
30° / 27°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
29° / 27°
Wed, Jul 29
Patchy rain nearby Patchy rain nearby
29° / 26°
Thu, Jul 30
Patchy rain nearby Patchy rain nearby
29° / 27°
Fri, Jul 31
Patchy rain nearby Patchy rain nearby
29° / 27°
Sat, Aug 01
Patchy rain nearby Patchy rain nearby
29° / 26°
Sun, Aug 02
Patchy rain nearby Patchy rain nearby
30° / 27°
Mon, Aug 03
Patchy rain nearby Patchy rain nearby
29° / 27°
Tue, Aug 04
Patchy rain nearby Patchy rain nearby
29° / 26°
Wed, Aug 05
Partly Cloudy Partly Cloudy
30° / 26°
Thu, Aug 06
Patchy rain nearby Patchy rain nearby
29° / 27°
Fri, Aug 07
Patchy rain nearby Patchy rain nearby
29° / 27°
Sat, Aug 08
Patchy rain nearby Patchy rain nearby
30° / 27°
Sun, Aug 09
Patchy rain nearby Patchy rain nearby
29° / 28°

Additional Forecasts for Castries

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 95.0 μg/m³
O₃ (Ozone) 38.0 μg/m³
NO₂ (Nitrogen Dioxide) 0.1 μg/m³
SO₂ (Sulphur Dioxide) 0.2 μg/m³
PM2.5 (Fine particles) 9.1 μg/m³
PM10 (Coarse particles) 24.0 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Saint Lucia

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Best Time to Be Outside in Castries Tomorrow

There is no good daylight window left in Castries today. Tomorrow, the most comfortable window looks like 07:00 to 09:00, 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 28°C (82°F), light rain shower (feels like 31°C).

What's the weather like in Castries right now?

Current weather in Castries: Light rain shower, humidity 81%, wind 23 km/h E.

What is today's forecast for Castries?

Today in Castries: high 30°C, low 27°C, patchy rain nearby. Chance of rain: 65%.

What is the 7-day weather forecast for Castries?

Daily highs and lows for Castries:

  • 2026-07-27: 30°C / 27°C
  • 2026-07-28: 29°C / 27°C
  • 2026-07-29: 29°C / 26°C
  • 2026-07-30: 29°C / 27°C
  • 2026-07-31: 29°C / 27°C
  • 2026-08-01: 29°C / 26°C
  • 2026-08-02: 30°C / 27°C
Is it going to rain in Castries today?

There is a 65% chance of rain in Castries today. Total expected precipitation: 2.59 mm.

What is the wind speed in Castries right now?

Wind in Castries is currently 23 km/h (14 mph) from the E.

What is the UV index in Castries right now?

The UV index in Castries is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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