World Resorts Saint Lucia Castries Weather

Castries 14 Days Forecast

15.06
mon
Day
84°F
W 17 mph
Precip.
11%
Night
79°F
W 17 mph
Precip.
23%
16.06
tue
Day
84°F
W 17 mph
Precip.
15%
Night
79°F
W 17 mph
Precip.
19%
17.06
wed
Day
82°F
W 17 mph
Precip.
19%
Night
79°F
W 16 mph
Precip.
23%
18.06
thu
Day
82°F
W 18 mph
Precip.
6%
Night
81°F
W 19 mph
Precip.
20%
19.06
fri
Day
82°F
W 17 mph
Precip.
15%
Night
81°F
W 17 mph
Precip.
18%
20.06
sat
Day
82°F
W 18 mph
Precip.
9%
Night
81°F
W 18 mph
Precip.
12%
21.06
sun
Day
82°F
W 21 mph
Precip.
15%
Night
79°F
W 20 mph
Precip.
20%
22.06
mon
Day
82°F
W 20 mph
Precip.
11%
Night
79°F
W 19 mph
Precip.
14%
23.06
tue
Day
82°F
W 19 mph
Precip.
14%
Night
81°F
W 18 mph
Precip.
20%
24.06
wed
Day
84°F
W 17 mph
Precip.
13%
Night
81°F
W 16 mph
Precip.
18%
25.06
thu
Day
84°F
W 17 mph
Precip.
4%
Night
81°F
W 14 mph
Precip.
24%
26.06
fri
Day
84°F
W 19 mph
Precip.
4%
Night
81°F
W 17 mph
Precip.
15%
27.06
sat
Day
82°F
W 18 mph
Precip.
7%
Night
81°F
W 15 mph
Precip.
16%

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 82.4°F. The highest and lowest sea temperatures during the month were 82.8°F and 81.9°F.

Air temperature in Castries, °F

Precipitation total in Castries, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Castries

Sunniest months:
December 4 days
March 4 days
September 4 days
Warmest months:
September 86.8 °F
October 86.0 °F
August 85.8 °F
Warmest sea temp:
September 84.8 °F
October 84.6 °F
August 84.0 °F
Coldest months:
January 81.8 °F
February 81.9 °F
March 82.1 °F
Rainiest months:
August 7 days
October 5 days
September 5 days
Windiest months:
June 15.7 mph
February 15.4 mph
January 15.0 mph

Castries on a weather map

Castries
+79°F
W 19 mph
Feels like: +84°F
Precip.: 21%
Places in Saint Lucia:
Name
°F
+79°F
+79°F
24 Hours Forecast
Castries
Local time: 00:44
June 15, monday
0300
79°F
W
19 mph
0600
81°F
W
16 mph
0900
82°F
W
16 mph
1200
84°F
W
17 mph
1500
84°F
W
16 mph
1800
81°F
W
16 mph
2100
81°F
W
17 mph
June 16, tuesday
0000
79°F
W
17 mph
Units of measurement: °C / °F