St. Lucia Water Temperature

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The coldest month is August with an average water temperature of 71.8°F / 22.1°C.
June is the driest at 0in / 0mm and February the wettest month with 5.2in / 132.9mm.
With an average air temperature of 77.4°F / 25.2°C, February is the warmest month in a year. July is the coldest with 66.6°F / 19.2°C average air temperature.
The Climate is described as mild temperate climate with hot summer. Best time to Visit would be in January, February, March, April, November, December.
St. Lucia Summary
Description | Value |
---|---|
Current water temperature | / |
Warmest Month Water Temperature: | February with 27.1°C / 80.8°F |
Coldest Month Water Temperature: | August with 22.1°C / 71.8°F |
Warmest Month Air Temperature: | February with 25.2°C / 77.4°F |
Coldest Month Air Temperature: | July with 19.2°C / 66.6°F |
Wettest Month: | February with 132.9mm / 5.2in |
Driest Month: | June with 0mm / 0in |
Highest Humidity | March with 76.5% |
Lowest Humidity | June with 68.9% |
Best Time to Visit: | January, February, March, April, November, December |
Climate Classification | mild temperate climate with hot summer |
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St. Lucia water temperature by month
Indian Ocean water temperature by month
Max. Water
Temperature (°C) |
ø. Water
Temperature (°C) |
Min. Water
Temperature (°C) |
|
---|---|---|---|
January |
27.1 | 26.5 | 25.9 |
February |
27.2 | 27.1 | 26.9 |
March |
27.3 | 27 | 26.7 |
April |
26.8 | 26.1 | 25.4 |
May |
25.5 | 24.8 | 24.1 |
June |
24.2 | 23.6 | 23 |
July |
23.2 | 22.7 | 22.1 |
August |
22.4 | 22.2 | 22 |
September |
22.6 | 22.4 | 22 |
October |
23.5 | 23 | 22.4 |
November |
24.8 | 24.1 | 23.3 |
December |
26.1 | 25.3 | 24.6 |
Indian Ocean water temperature by month
Max. Water
Temperature (°F) |
ø. Water
Temperature (°F) |
Min. Water
Temperature (°F) |
|
---|---|---|---|
January |
80.8 | 79.7 | 78.6 |
February |
81 | 80.8 | 80.4 |
March |
81.1 | 80.6 | 80.1 |
April |
80.2 | 79 | 77.7 |
May |
77.9 | 76.6 | 75.4 |
June |
75.6 | 74.5 | 73.4 |
July |
73.8 | 72.9 | 71.8 |
August |
72.3 | 72 | 71.6 |
September |
72.7 | 72.3 | 71.6 |
October |
74.3 | 73.4 | 72.3 |
November |
76.6 | 75.4 | 73.9 |
December |
79 | 77.5 | 76.3 |
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St. Lucia weather today & 14-day weather forecast
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St. Lucia weather by month / climate table
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) |
Precip. (mm) |
Rainy Days (d) |
Rel. Humidity (%) |
|
---|---|---|---|---|---|---|
January |
27.7 | 24.9 | 22.4 | 132.9 | 8 | 75.9% |
February |
28.2 | 25.2 | 22.8 | 131.7 | 8 | 76.1% |
March |
27.5 | 24.7 | 22.2 | 128.1 | 5 | 76.5% |
April |
26.6 | 23 | 19.9 | 53.3 | 3 | 74.5% |
May |
24.7 | 21.5 | 18.5 | 7.7 | 0 | 72.9% |
June |
23.8 | 19.9 | 16.7 | 0 | 0 | 68.9% |
July |
22.7 | 19.2 | 16.3 | 0 | 0 | 69.1% |
August |
23.8 | 19.9 | 16.7 | 6.6 | 0 | 70% |
September |
24.6 | 20.7 | 17.8 | 22.1 | 0 | 71.6% |
October |
24.9 | 21.3 | 18.4 | 41.4 | 0 | 74% |
November |
25.8 | 22.5 | 19.6 | 121 | 5 | 75.6% |
December |
27.8 | 24 | 21.1 | 109.1 | 6 | 75.9% |
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) |
Precip. (in) |
Rainy Days (d) |
Rel. Humidity (%) |
|
---|---|---|---|---|---|---|
January |
81.9 | 76.8 | 72.3 | 5.2 | 8 | 75.9% |
February |
82.8 | 77.4 | 73 | 5.2 | 8 | 76.1% |
March |
81.5 | 76.5 | 72 | 5 | 5 | 76.5% |
April |
79.9 | 73.4 | 67.8 | 2.1 | 3 | 74.5% |
May |
76.5 | 70.7 | 65.3 | 0.3 | 0 | 72.9% |
June |
74.8 | 67.8 | 62.1 | 0 | 0 | 68.9% |
July |
72.9 | 66.6 | 61.3 | 0 | 0 | 69.1% |
August |
74.8 | 67.8 | 62.1 | 0.3 | 0 | 70% |
September |
76.3 | 69.3 | 64 | 0.9 | 0 | 71.6% |
October |
76.8 | 70.3 | 65.1 | 1.6 | 0 | 74% |
November |
78.4 | 72.5 | 67.3 | 4.8 | 5 | 75.6% |
December |
82 | 75.2 | 70 | 4.3 | 6 | 75.9% |
Activities & POI in St. Lucia
Type of Activity | List |
---|---|
Beach | Ingwe Beach, Estuary Beach, Ndlovu Beach, Main Beach, Jabula Beach |
Attraction | Gwalagwala Trail, Crocodile Center |