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Saint Lucia

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Saint Lucia Weather and climate

Data source：Meteostat
Update date：2025-09

Saint Lucia year round climate
  • Spring (March–May): Average 27.0–28.5°C, warm and comfortable climate, less rainfall, abundant sunshine. Common activities: snorkeling, diving, sunbathing, exploring island scenery. Recommended clothing: light and breathable clothing, swimwear, sun hat, sunglasses.
  • Summer (June–August): Average 28.5–28.7°C, high temperature and humidity, more rainfall, occasional tropical downpours. Common activities: relaxing on the beach, participating in water sports, visiting waterfalls. Recommended clothing: light and breathable clothing, rain gear, sun-protective clothing.
  • Autumn (September–November): Average 28.1–28.7°C, warm and humid climate, moderate rainfall. Common activities: hiking, exploring, tasting local cuisine. Recommended clothing: light and breathable clothing, rain gear.
  • Winter (December–February): Average 26.5–27.0°C, warm and comfortable climate, less rainfall. Common activities: wildlife watching, enjoying the beach, visiting historical sites. Recommended clothing: light clothing, a light jacket may be needed in the mornings and evenings.
Saint Lucia climatological average

Annual average temperature: approx. 27.9°C / Annual rainfall: approx. 956 mm / Summer humidity: 75%–85% / Rainiest month: June

Saint Lucia monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
26.5°C
61.9
February
26.6°C
50.4
March
27°C
39.4
April
27.7°C
40.6
May
28.5°C
40
June
28.7°C
127
July
28.5°C
122.4
August
28.6°C
97.9
September
28.7°C
99.5
October
28.7°C
101.5
November
28.1°C
126
December
27°C
50.2
Saint Lucia weather for the next seven days
10/27
Monday
Patchy rain nearby
28.9°C/27.2°C
10/28
Tuesday
Patchy rain nearby
28.6°C/27°C
10/29
Wednesday
Patchy rain nearby
28.8°C/27.2°C
10/30
Thursday
Patchy rain nearby
28.7°C/27.2°C
10/31
Friday
Moderate rain
28.5°C/27°C
11/1
Saturday
Patchy rain nearby
27.9°C/27.1°C
11/2
Sunday
Patchy rain nearby
28.3°C/27.2°C

Saint Lucia FAQ

Is it safe to travel to Saint Lucia right now?
Exercise normal precautions when traveling to Saint Lucia. It is recommended to enroll in the Smart Traveler Enrollment Program (STEP) to receive alerts and facilitate assistance in emergencies. Staying informed through official advisories is always a good practice.
Is St. Lucia a good destination for a vacation?
St. Lucia is a wonderful island to visit, embodying the quintessential Caribbean paradise. Expect sun-drenched sandy beaches, swaying palm trees, lush vegetation, crystal-clear waters, and vibrant blue skies.
What is the average cost of a trip to St. Lucia?
The cost of a Saint Lucia vacation can vary greatly depending on your travel style. Budget-friendly trips can start around $528, while romantic or luxury getaways might range from $816 to over $1,058.
Which months should I avoid when planning a trip to St. Lucia?
You may want to avoid visiting Saint Lucia during September, October, and November. This period falls within the hurricane season and is characterized by the rainiest months, high humidity, and warm temperatures averaging around 85°F.
What are the must-see natural wonders in Saint Lucia?
Saint Lucia is renowned for its stunning natural beauty, most famously the majestic Pitons, a UNESCO World Heritage Site. You can also explore volcanic mud baths, lush rainforests with waterfalls, and vibrant coral reefs for snorkeling and diving.