St. Lucia Water Temperature

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St. Lucia is a town close to caribbean sea. September is the month with the warmest water temperature at 84.6°F / 29.2°C. The coolest month is February with an avg. water temperature of 79.9°F / 26.6°C. March is the sunniest at 1.7in / 43.8mm and August the wettest month with 8in / 203.3mm. The average air temperature is around 81°F / 27.2°C, September is the hottest month in a year. February is the coolest with 77°F / 25°C average air temperature. tropical rainforest climate would be the climate here. January, February, March, April, May, June, July, December would be the best time to visit.

St. Lucia Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	September with 84.6°F / 29.2°C
Coldest Month Water Temperature:	February with 79.9°F / 26.6°C
Warmest Month Air Temperature:	September with 81°F / 27.2°C
Coldest Month Air Temperature:	February with 77°F / 25°C
Wettest Month:	August with 8in / 203.3mm
Driest Month:	March with 1.7in / 43.8mm
Highest Humidity	August with 81.2%
Lowest Humidity	March with 74.1%
Best Time to Visit:	January, February, March, April, May, June, July, December
Climate Classification	tropical rainforest climate

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St. Lucia water temperature by month

°C

caribbean sea water temperature by month

	Max. Water Temperature (°C)	ø. Water Temperature (°C)	Min. Water Temperature (°C)
January	27.3	27	26.8
February	26.8	26.6	26.5
March	27.1	26.7	26.5
April	27.5	27.1	26.9
May	27.9	27.7	27.4
June	28	27.9	27.7
July	28.4	28	27.8
August	29	28.7	28.3
September	29.3	29.2	28.8
October	29.3	29	28.7
November	28.8	28.5	28.1
December	28.2	27.7	27.3

°F

caribbean sea water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	81.1	80.6	80.2
February	80.2	79.9	79.7
March	80.8	80.1	79.7
April	81.5	80.8	80.4
May	82.2	81.9	81.3
June	82.4	82.2	81.9
July	83.1	82.4	82
August	84.2	83.7	82.9
September	84.7	84.6	83.8
October	84.7	84.2	83.7
November	83.8	83.3	82.6
December	82.8	81.9	81.1

The highest water temperature will be reached in September with around 84.6°F / 29.2°C. The lowest in February with an average water temperature of 79.9°F / 26.6°C.

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St. Lucia weather today & 14-day weather forecast

7-day weather forecast
+9-day forecast

7-day weather forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Mar. 16	Few clouds	82 °F 76°F	28 °C 24°C	1mph (2km/h) east	0in (2mm) 40 %	86%
Mar. 17	Scattered clouds	84 °F 75°F	29 °C 24°C	1mph (2km/h) east	0in (2mm) 40 %	84%
Mar. 18	Scattered clouds	82 °F 75°F	28 °C 24°C	1mph (2km/h) southeast	0in (2mm) 40 %	85%
Mar. 19	Few clouds	84 °F 76°F	29 °C 25°C	2mph (4km/h) southeast	0in (0mm) 0 %	79%
Mar. 20	Few clouds	84 °F 76°F	29 °C 24°C	3mph (4km/h) east-southeast	0in (0mm) 20 %	80%
Mar. 21	Scattered clouds	81 °F 77°F	27 °C 25°C	3mph (6km/h) east-southeast	0in (0mm) 20 %	75%
Mar. 22	Scattered clouds	81 °F 78°F	27 °C 26°C	4mph (7km/h) east	0in (1mm) 25 %	75%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Mar. 23	Thunderstorm with rain	80 °F 78°F	27 °C 26°C	5mph (8km/h) east	0in (4mm) 60 %	74%
Mar. 24	Scattered clouds	80 °F 78°F	27 °C 26°C	6mph (9km/h) east	0in (1mm) 25 %	72%
Mar. 25	Scattered clouds	80 °F 78°F	27 °C 26°C	5mph (9km/h) east	0in (1mm) 20 %	73%
Mar. 26	Broken clouds	85 °F 74°F	29 °C 24°C	5mph (8km/h) east	0in (1mm) 25 %	69%
Mar. 27	Scattered clouds	84 °F 74°F	29 °C 24°C	5mph (8km/h) east-southeast	0in (1mm) 25 %	72%
Mar. 28	Thunderstorm with rain	84 °F 73°F	29 °C 23°C	5mph (8km/h) east	0in (12mm) 80 %	80%
Mar. 29	Thunderstorm with rain	84 °F 74°F	29 °C 23°C	5mph (9km/h) east	0in (3mm) 55 %	78%
Mar. 30	Thunderstorm with rain	84 °F 74°F	29 °C 23°C	5mph (9km/h) east	0in (10mm) 75 %	78%
Mar. 31	Broken clouds	84 °F 74°F	29 °C 23°C	5mph (9km/h) east-northeast	0in (2mm) 40 %	73%

St. Lucia weather by month / climate table

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	79.3	77.4	75.2	2.7	18	76.1%
February	79.3	77	74.7	1.7	13	74.1%
March	80.6	77.4	75	1.8	8	74.1%
April	81.5	78.4	75.4	2.9	16	76.4%
May	82.4	79.7	76.8	3.6	15	77.3%
June	82.4	80.2	77.9	4.9	22	78.6%
July	82.6	80.1	77.4	6.6	27	80.3%
August	82.9	80.4	77.9	8	27	81.2%
September	83.3	81	78.4	7	23	80.3%
October	82.9	80.4	78.1	7.9	0	80.8%
November	81.9	79.5	77.2	6.7	24	80.6%
December	80.6	78.4	75.9	3.1	19	77.1%

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	26.3	25.2	24	69.4	18	76.1%
February	26.3	25	23.7	43.8	13	74.1%
March	27	25.2	23.9	46.5	8	74.1%
April	27.5	25.8	24.1	72.8	16	76.4%
May	28	26.5	24.9	92.4	15	77.3%
June	28	26.8	25.5	125	22	78.6%
July	28.1	26.7	25.2	166.9	27	80.3%
August	28.3	26.9	25.5	203.3	27	81.2%
September	28.5	27.2	25.8	176.6	23	80.3%
October	28.3	26.9	25.6	201	0	80.8%
November	27.7	26.4	25.1	170.9	24	80.6%
December	27	25.8	24.4	78.8	19	77.1%

March is the most draught at 1.7in / 43.8mm and August the month with the most rain around 8in / 203.3mm. The avg. temperature is around 81°F / 27.2°C, September is the hottest month in a year. February is the coolest with 77°F / 25°C avg. temperature.

Picture Copyright: Flickr CC 2.0 Pygmy Warrior

caribbean sea