Measurements:
°C
°F
Castries
80°F
W 13 mph
Feels like: 84°F
Precip: 100%
World Resorts Saint Lucia Castries Weather

14 Day Weather Forecast

04.19
sun
DAY
84°F
W 15 mph
precip
68%
NIGHT
80°F
W 15 mph
precip
100%
04.20
mon
DAY
84°F
W 15 mph
precip
100%
NIGHT
80°F
W 13 mph
precip
100%
04.21
tue
DAY
86°F
W 14 mph
precip
100%
NIGHT
80°F
W 9 mph
precip
0%
04.22
wed
DAY
86°F
W 13 mph
precip
60%
NIGHT
80°F
W 11 mph
precip
69%
04.23
thu
DAY
86°F
W 13 mph
precip
71%
NIGHT
80°F
W 11 mph
precip
100%
04.24
fri
DAY
86°F
W 12 mph
precip
100%
NIGHT
80°F
W 7 mph
precip
100%
04.25
sat
DAY
86°F
NW 11 mph
precip
100%
NIGHT
82°F
NW 10 mph
precip
0%
04.26
sun
DAY
88°F
W 11 mph
precip
21%
NIGHT
82°F
W 8 mph
precip
100%
04.27
mon
DAY
82°F
W 12 mph
precip
100%
NIGHT
82°F
W 9 mph
precip
47%
04.28
tue
DAY
84°F
W 13 mph
precip
69%
NIGHT
82°F
W 10 mph
precip
79%
04.29
wed
DAY
86°F
W 11 mph
precip
0%
NIGHT
80°F
W 9 mph
precip
0%
04.30
thu
DAY
86°F
W 13 mph
precip
57%
NIGHT
82°F
W 12 mph
precip
68%
05.01
fri
DAY
86°F
W 14 mph
precip
0%
NIGHT
82°F
W 12 mph
precip
47%
05.02
sat
DAY
86°F
W 14 mph
precip
25%
NIGHT
82°F
W 13 mph
precip
75%

Castries Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Castries was 84.3°F. The maximum and minimum values were 83.8°F and 84.8°F respectively.

Castries on the Weather Map

Best Time to Visit Castries
The most sunny months:
December 4 days
March 4 days
September 4 days
The most warm months:
September 90.9 °F
October 90.0 °F
August 89.8 °F
Warmest sea temperature:
September 88.7 °F
October 88.4 °F
August 87.7 °F
The most cold months:
January 85.3 °F
February 85.4 °F
March 85.7 °F
The most rainy months:
August 7 days
October 5 days
September 5 days
The most windy months:
June 16 mph
February 15 mph
January 15 mph
Saint Lucia Resorts:
NAME
Castries +80
Vieux Fort +80
24 Hours Weather Forecast
Castries
Local time: 04:29
19 apr, sunday
0600 80°F
W
13 mph
0900 82°F
W
15 mph
1200 84°F
W
15 mph
1500 84°F
W
16 mph
1800 82°F
W
14 mph
2100 80°F
W
14 mph
20 apr, monday
0000 80°F
W
15 mph
0300 80°F
W
14 mph