St. Lucia Water Temperature

St. Lucia is a town close to caribbean sea. September is the month with the highest water temperature at 84.6°F / 29.2°C.
The coldest month is February with an average water temperature of 79.9°F / 26.6°C.
March is the driest at 1.7in / 43.8mm and August the wettest month with 8in / 203.3mm.
With an average air temperature of 81°F / 27.2°C, September is the warmest month in a year. February is the coldest with 77°F / 25°C average air temperature.
The Climate is described as tropical rainforest climate. Best time to Visit would be in January, February, March, April, May, June, July, December.

St. Lucia Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: September with 84.6°F / 29.2°C
Coldest Month Water Temperature: February with 79.9°F / 26.6°C
Warmest Month Air Temperature: September with 81°F / 27.2°C
Coldest Month Air Temperature: February with 77°F / 25°C
Wettest Month: August with 8in / 203.3mm
Driest Month: March with 1.7in / 43.8mm
Highest Humidity August with 81.2%
Lowest Humidity March with 74.1%
Best Time to Visit: January, February, March, April, May, June, July, December
Climate Classification tropical rainforest climate

St. Lucia water temperature by month

caribbean sea water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

27.3 27 26.8

February

26.8 26.6 26.5

March

27.1 26.7 26.5

April

27.5 27.1 26.9

May

27.9 27.7 27.4

June

28 27.9 27.7

July

28.4 28 27.8

August

29 28.7 28.3

September

29.3 29.2 28.8

October

29.3 29 28.7

November

28.8 28.5 28.1

December

28.2 27.7 27.3

caribbean sea water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

81.1 80.6 80.2

February

80.2 79.9 79.7

March

80.8 80.1 79.7

April

81.5 80.8 80.4

May

82.2 81.9 81.3

June

82.4 82.2 81.9

July

83.1 82.4 82

August

84.2 83.7 82.9

September

84.7 84.6 83.8

October

84.7 84.2 83.7

November

83.8 83.3 82.6

December

82.8 81.9 81.1


September is the month with the highest water temperature at 84.6°F / 29.2°C. The month with the lowest is February with an average water temperature of 79.9°F / 26.6°C.


St. Lucia weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Feb. 27
Few clouds
76 °F
75°F
24 °C
24°C
5mph (9km/h)
east-northeast
0in (3mm)
50 %
77%
Feb. 28
Scattered clouds
78 °F
74°F
26 °C
23°C
5mph (8km/h)
east-northeast
0in (2mm)
35 %
76%
Mar. 01
Few clouds
78 °F
73°F
25 °C
23°C
5mph (8km/h)
east-northeast
0in (2mm)
35 %
73%
Mar. 02
Few clouds
78 °F
73°F
25 °C
23°C
4mph (6km/h)
east-northeast
0in (1mm)
15 %
75%
Mar. 03
Few clouds
79 °F
74°F
26 °C
23°C
4mph (7km/h)
east-northeast
0in (2mm)
35 %
75%
Mar. 04
Few clouds
80 °F
74°F
27 °C
24°C
4mph (7km/h)
east
0in (2mm)
35 %
78%
Mar. 05
Few clouds
80 °F
75°F
27 °C
24°C
4mph (6km/h)
east
0in (0mm)
15 %
77%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Mar. 06
Few clouds
81 °F
74°F
27 °C
24°C
4mph (7km/h)
east
0in (1mm)
15 %
79%
Mar. 07
Broken clouds
80 °F
75°F
27 °C
24°C
5mph (7km/h)
east
0in (1mm)
25 %
79%
Mar. 08
Overcast clouds
79 °F
75°F
26 °C
24°C
4mph (7km/h)
east
0in (1mm)
15 %
74%
Mar. 09
Broken clouds
80 °F
75°F
27 °C
24°C
4mph (7km/h)
east-northeast
0in (2mm)
40 %
77%
Mar. 10
Broken clouds
80 °F
75°F
27 °C
24°C
5mph (8km/h)
east-northeast
0in (1mm)
15 %
79%
Mar. 11
Overcast clouds
79 °F
75°F
26 °C
24°C
4mph (7km/h)
east-northeast
0in (0mm)
20 %
77%
Mar. 12
Overcast clouds
79 °F
75°F
26 °C
24°C
4mph (6km/h)
east
0in (0mm)
10 %
76%
Mar. 13
Overcast clouds
80 °F
75°F
27 °C
24°C
3mph (6km/h)
east
0in (0mm)
20 %
78%
Mar. 14
Overcast clouds
79 °F
74°F
26 °C
24°C
5mph (7km/h)
east-northeast
0in (2mm)
35 %
78%

St. Lucia weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

79.3 77.4 75.2 2.7 18 76.1%

February

79.3 77 74.7 1.7 13 74.1%

March

80.6 77.4 75 1.8 8 74.1%

April

81.5 78.4 75.4 2.9 16 76.4%

May

82.4 79.7 76.8 3.6 15 77.3%

June

82.4 80.2 77.9 4.9 22 78.6%

July

82.6 80.1 77.4 6.6 27 80.3%

August

82.9 80.4 77.9 8 27 81.2%

September

83.3 81 78.4 7 23 80.3%

October

82.9 80.4 78.1 7.9 0 80.8%

November

81.9 79.5 77.2 6.7 24 80.6%

December

80.6 78.4 75.9 3.1 19 77.1%

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

26.3 25.2 24 69.4 18 76.1%

February

26.3 25 23.7 43.8 13 74.1%

March

27 25.2 23.9 46.5 8 74.1%

April

27.5 25.8 24.1 72.8 16 76.4%

May

28 26.5 24.9 92.4 15 77.3%

June

28 26.8 25.5 125 22 78.6%

July

28.1 26.7 25.2 166.9 27 80.3%

August

28.3 26.9 25.5 203.3 27 81.2%

September

28.5 27.2 25.8 176.6 23 80.3%

October

28.3 26.9 25.6 201 0 80.8%

November

27.7 26.4 25.1 170.9 24 80.6%

December

27 25.8 24.4 78.8 19 77.1%
March is the most draught at 1.7in / 43.8mm and August the month with the most rain around 8in / 203.3mm. The avg. temperature is around 81°F / 27.2°C, September is the hottest month in a year. February is the coolest with 77°F / 25°C avg. temperature.


Picture Copyright: Flickr CC 2.0 Pygmy Warrior

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