Sea Temperature in Castries in August

© Filipe BR

Complete information on the sea temperature range in the Caribbean Sea in Castries in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in Castries. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Castries Climate and Swimming Opportunities in August

Castries lies within in Saint Lucia. The average daytime temperature in Castries in August is 89°F (32°C), while the nighttime average is 76°F (24°C). There are typically 21 rainy days during the month, with a total precipitation of 8.7 inches (222 mm). The daylight duration in August in Castries is 12 hours, with an average of 8 hours of sunshine per day. The average wind speed in August is 9 mph (15 km/h), and the humidity level is around 83%.

The water temperature in Castries in August ranges from 82°F to 84°F (28°C to 29°C). At the beginning of the month, the average temperature is around 84°F (29°C), shifting to 84°F (29°C) by mid-August and reaching 84°F (29°C) in the last ten days. Overall, the average sea temperature in Castries for August is 84°F (29°C). The water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.

Frequently Asked Questions About Water Temperatures in August in Castries