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 Saint Lucia Weather Forecast Summary |
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Today
Sep 17th
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Thursday
Sep 18th
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Friday
Sep 19th
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Saturday
Sep 20th
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Sunday
Sep 21st
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Mostly Sunny |
Cloudy |
Mostly Sunny |
Showers |
Sunny |
30°C
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30°C
18°C |
28°C
19°C |
20°C
17°C |
27°C
15°C |
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| Saint Lucia Detailed Weather Forecast |
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| Wednesday, September 17th, 2025 |
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Overnight |
Temperature: 16°C |
| Clear. |
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Morning |
Temperature: 27°C |
| Sunny. |
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Afternoon |
Temperature: 23°C |
| A mix of cloud and sun. Slight chance of a thunderstorm. |
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Evening |
Temperature: 20°C |
| Clear with cloudy periods. |
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| Thursday, September 18th, 2025 |
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Overnight |
Temperature: 19°C |
| Clear. |
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Morning |
Temperature: 28°C |
| Sunny. |
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Afternoon |
Temperature: 22°C |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 20°C |
| Cloudy. |
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| Friday, September 19th, 2025 |
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Overnight |
Temperature: 20°C |
| Clear with cloudy periods. |
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Morning |
Temperature: 27°C |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 23°C |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 19°C |
| Mostly clear. Slight chance of a thunderstorm. |
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| Saturday, September 20th, 2025 |
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Overnight |
Temperature: 19°C |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 19°C |
| Cloudy with showers likely. |
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Afternoon |
Temperature: 19°C |
| Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 17°C |
| Clear with cloudy periods with a slight chance of showers or thundershowers. |
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| Sunday, September 21st, 2025 |
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Overnight |
Temperature: 16°C |
| Clear. |
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Morning |
Temperature: 25°C |
| Sunny. |
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Afternoon |
Temperature: 22°C |
| Sunny. |
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Evening |
Temperature: 18°C |
| Clear. |
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| Monday, September 22nd, 2025 |
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Overnight |
Temperature: 15°C |
| Clear. |
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Morning |
Temperature: 25°C |
| Sunny. |
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Afternoon |
Temperature: 23°C |
| Sunny. |
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Evening |
Temperature: 18°C |
| Clear. |
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| Tuesday, September 23rd, 2025 |
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Overnight |
Temperature: 16°C |
| Clear. |
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Morning |
Temperature: 22°C |
| A mix of cloud and sun with showers likely. Slight chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 19°C |
| Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 15°C |
| Cloudy with showers likely. |
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| Wednesday, September 24th, 2025 |
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Overnight |
Temperature: 14°C |
| Cloudy with showers likely. |
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Morning |
Temperature: 15°C |
| Cloudy with showers likely. |
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Afternoon |
Temperature: 16°C |
| A mix of cloud and sun with a chance of showers. |
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Evening |
Temperature: 14°C |
| Clear. |
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| Thursday, September 25th, 2025 |
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Overnight |
Temperature: 14°C |
| Clear. |
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Morning |
Temperature: 24°C |
| Sunny. |
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Afternoon |
Temperature: 23°C |
| A mix of cloud and sun. |
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Evening |
Temperature: 17°C |
| Cloudy. |
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