Measurements:
°C
°F
CURRENT WEATHER
07:18
Castries
82°F
W 19 mph
Feels like: 88°F
Precip: 65%
World Resorts Saint Lucia Castries Weather

7 Day Weather Forecast

06.21
sun
DAY
86°F
W 19 mph
precip
9%
NIGHT
82°F
W 20 mph
precip
19%
06.22
mon
DAY
86°F
W 21 mph
precip
20%
NIGHT
82°F
W 19 mph
precip
24%
06.23
tue
DAY
86°F
W 20 mph
precip
5%
NIGHT
84°F
W 19 mph
precip
25%
06.24
wed
DAY
88°F
W 19 mph
precip
6%
NIGHT
84°F
W 18 mph
precip
8%
06.25
thu
DAY
86°F
W 21 mph
precip
15%
NIGHT
84°F
W 21 mph
precip
16%
06.26
fri
DAY
86°F
W 19 mph
precip
14%
NIGHT
84°F
W 16 mph
precip
15%
06.27
sat
DAY
86°F
W 15 mph
precip
21%
NIGHT
82°F
W 16 mph
precip
23%

Castries Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Castries was 27.9°F. The maximum and minimum values were 27.7°F and 28.1°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
more details