World Resorts Saint Lucia Castries Weather

Castries Sea Temperature in January

Average sea water temperature in January:
+81.0°F
Minimum sea water temperature in January: 82.8°F
Maximum sea water temperature in January: 79.5°F

Daily sea water temperature in January, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
75
77
79
81
83
85
87

The average sea water temperature in January of 2025 was 82.2°F. The highest and lowest sea temperatures during the month were 82.8°F and 81.7°F.

Monthly sea water temperature in Castries, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
82.2
83.6
84.5
84.8
83.9
82.8
82.4
81.8
81
80.4
80.3
81

Which Saint Lucia resorts have warmest sea in January?

Place name January 2025 January 2024
Vieux Fort 82.2°F 82.1°F
Castries 82.2°F 82.0°F

Best time for vacation in Castries

Sunniest months:
September 5 days
December 4 days
March 4 days
Warmest months:
September 86.9 °F
October 86.1 °F
August 85.9 °F
Warmest sea temp:
September 84.8 °F
October 84.5 °F
August 83.9 °F
Coldest months:
January 81.9 °F
February 81.9 °F
March 82.2 °F
Rainiest months:
August 7 days
September 6 days
October 5 days
Windiest months:
June 15.5 mph
February 15.4 mph
January 15.1 mph

Castries on a weather map

Leaflet | Tiles © Esri
Places in Saint Lucia:
Name
°F
Vieux Fort
+79°F
Castries
+79°F
24 Hours Forecast
Castries
Local time: 14:12
April 02, wednesday
1500
79°F
W
19 mph
1800
77°F
SW
19 mph
2100
77°F
W
17 mph
April 03, thursday
0000
77°F
W
18 mph
0300
77°F
W
20 mph
0600
77°F
W
17 mph
0900
79°F
W
19 mph
1200
81°F
W
20 mph
Units of measurement: °C / °F