Measurements:
°C
°F
Castries
80°F
W 16 mph
Feels like: 84°F
Precip: 100%
World Resorts Saint Lucia Castries Weather

Castries Sea Water Temperature

Current Sea Water Temperature:
+85.0°F
Maximum Sea Water Temperature in April: 87.6°F
Minimum Sea Water Temperature in April: 82.8°F
Average water temperature in April: 84.5°F

Sea Water Temperature for the Last 10 Days:

April 15 85.0°F April 10 84.6°F
April 14 84.8°F April 09 84.6°F
April 13 84.6°F April 08 84.4°F
April 12 84.4°F April 07 84.2°F
April 11 84.6°F April 06 84.2°F

When is the Warmest Sea for Castries?

According to our data for the last three years for Castries the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
15
30
45
60
75
90
105
120
85.8
87.3
88.4
88.7
87.7
86.5
86
85.4
84.5
83.7
83.7
84.4

Sea Water Temperature in September

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
83
85
87
89
91
93
95

The average sea surface temperature in September 2024 for Castries was 90.3°F. The maximum and minimum values were 89.8°F and 91.0°F respectively.

Sea Water Temperature in October

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
83
85
87
89
91
93
95
97

The average sea surface temperature in October 2024 for Castries was 90.5°F. The maximum and minimum values were 89.8°F and 91.2°F respectively.

Sea Water Temperature in August

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
82
84
86
88
90
92
94

The average sea surface temperature in August 2024 for Castries was 89.2°F. The maximum and minimum values were 88.4°F and 89.8°F respectively.

Best Time to Visit Castries
The most sunny months:
September 5 days
December 4 days
March 4 days
The most warm months:
September 91.0 °F
October 90.1 °F
August 89.9 °F
Warmest sea temperature:
September 88.7 °F
October 88.4 °F
August 87.7 °F
The most cold months:
January 85.4 °F
February 85.5 °F
March 85.8 °F
The most rainy months:
August 7 days
September 6 days
October 5 days
The most windy months:
June 15 mph
February 15 mph
January 15 mph

Castries on the Weather Map

Saint Lucia Resorts:
NAME
Castries +80
Vieux Fort +80
24 Hours Weather Forecast
Castries
Local time: 01:20
16 apr, wednesday
0300 80°F
W
16 mph
0600 80°F
W
15 mph
0900 80°F
W
17 mph
1200 82°F
W
17 mph
1500 82°F
W
16 mph
1800 80°F
W
16 mph
2100 80°F
W
16 mph
17 apr, thursday
0000 80°F
W
16 mph