St. Lucia Water Temperature

St. Lucia is a town close to caribbean sea. September is the month with the warmest water temperature at 84.6°F / 29.2°C. The coolest month is February with an avg. water temperature of 79.9°F / 26.6°C. March is the sunniest at 1.7in / 43.8mm and August the wettest month with 8in / 203.3mm. The average air 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 average air temperature. tropical rainforest climate would be the climate here. January, February, March, April, May, June, July, December would be the best time to visit.

St. Lucia Summary

Description Value
Current water temperature 82.4 °F / 28 °C
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
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

Castries, St. Lucia: The current water temperature 82.4 °F

The temperature is suitable for swimming

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

Castries, St. Lucia: The current water temperature 28 °C

The temperature is suitable for swimming

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
The highest water temperature will be reached in September with around 84.6°F / 29.2°C. The lowest in February with an average water temperature of 79.9°F / 26.6°C.

St. Lucia weather forecast for the next 14 days

Date Weather High Temp. Low Temp. Rain? Windspeed Precipitation Humidity
Nov 27.
Patchy rain nearby
82 °F
28 °C
79 °F
26 °C
83 %
18.6 mph
30 km/h
0 inch
0.4 mm
78%
Nov 28.
Patchy rain nearby
82 °F
28 °C
79 °F
26 °C
77 %
18.6 mph
30 km/h
0 inch
0.4 mm
77%
Nov 29.
Patchy rain nearby
81 °F
27 °C
77 °F
25 °C
86 %
16.2 mph
26 km/h
0 inch
1.2 mm
80%
Nov 30.
Moderate rain
82 °F
28 °C
77 °F
25 °C
86 %
14.9 mph
24 km/h
0.4 inch
10.8 mm
80%
Dec 01.
Patchy rain nearby
81 °F
27 °C
77 °F
25 °C
89 %
14.3 mph
23 km/h
0.1 inch
2.9 mm
81%
Dec 02.
Patchy rain nearby
81 °F
27 °C
77 °F
25 °C
86 %
14.3 mph
23 km/h
0 inch
1.2 mm
80%
Dec 03.
Patchy rain nearby
81 °F
27 °C
77 °F
25 °C
80 %
16.2 mph
26 km/h
0.1 inch
2.1 mm
81%
Date Weather High Temp. Low Temp. Rain? Windspeed Precipitation Humidity
Dec 04.
Patchy rain nearby
82 °F
28 °C
68 °F
20 °C
71 %
14.3 mph
23 km/h
0 inch
1.2 mm
81%
Dec 05.
Patchy rain nearby
81 °F
27 °C
77 °F
25 °C
75 %
13.7 mph
22 km/h
0 inch
0.7 mm
83%
Dec 06.
Patchy rain nearby
79 °F
26 °C
75 °F
24 °C
83 %
14.3 mph
23 km/h
0 inch
0.3 mm
75%
Dec 07.
Partly Cloudy
81 °F
27 °C
77 °F
25 °C
0 %
12.4 mph
20 km/h
0 inch
0 mm
80%
Dec 08.
Patchy rain nearby
82 °F
28 °C
77 °F
25 °C
84 %
13 mph
21 km/h
0.1 inch
3.4 mm
80%
Dec 09.
Patchy rain nearby
82 °F
28 °C
77 °F
25 °C
87 %
16.8 mph
27 km/h
0 inch
0.6 mm
81%
Dec 10.
Moderate rain
82 °F
28 °C
77 °F
25 °C
89 %
13.7 mph
22 km/h
0.3 inch
6.9 mm
80%

St. Lucia weather by month

Max.

Temperature

(°F)

ø.

Temperature

(°F)

Min.

Temperature

(°F)

Precip.

(inch)

Rainy Days

(day)

Rel. Humidity

(%)

January

79.3 77.4 75.2 2.7 18 76.1%

February

79.3 77 74.7 1.7 12.6 74.1%

March

80.6 77.4 75 1.8 7.5 74.1%

April

81.5 78.4 75.4 2.9 15.6 76.4%

May

82.4 79.7 76.8 3.6 14.5 77.3%

June

82.4 80.2 77.9 4.9 22 78.6%

July

82.6 80.1 77.4 6.6 26.6 80.3%

August

82.9 80.4 77.9 8 26.8 81.2%

September

83.3 81 78.4 7 23.2 80.3%

October

82.9 80.4 78.1 7.9 0 80.8%

November

81.9 79.5 77.2 6.7 23.6 80.6%

December

80.6 78.4 75.9 3.1 18.6 77.1%
Max.

Temperature

(°C)

ø.

Temperature

(°C)

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(days)

Rel. Humidity

(%)

January

26.3 25.2 24 69.4 18 76.1%

February

26.3 25 23.7 43.8 12.6 74.1%

March

27 25.2 23.9 46.5 7.5 74.1%

April

27.5 25.8 24.1 72.8 15.6 76.4%

May

28 26.5 24.9 92.4 14.5 77.3%

June

28 26.8 25.5 125 22 78.6%

July

28.1 26.7 25.2 166.9 26.6 80.3%

August

28.3 26.9 25.5 203.3 26.8 81.2%

September

28.5 27.2 25.8 176.6 23.2 80.3%

October

28.3 26.9 25.6 201 0 80.8%

November

27.7 26.4 25.1 170.9 23.6 80.6%

December

27 25.8 24.4 78.8 18.6 77.1%
March is the month with the lowest rain of 1.7in / 43.8mm and August with the highest precipitation in a year with 8in / 203.3mm. The avg. temperature is around 81°F / 27.2°C, September is the month with the highest temperature. February is the coolest with 77°F / 25°C average temperature.


Picture Copyright: Flickr CC 2.0 Pygmy Warrior

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