Castries City
Saint Lucia
Long term weather forecast
Long term weather forecast

Monthly weather forecast and Climate
Castries City, Saint Lucia

Warmest months (with highest average high temperature) are May, June, July, August, September and October (30°C).
Months with lowest average high temperature are January, February, March and December (28°C).

Months with highest average low temperature are May, June, July, August and September (24°C).
Coldest months (with lowest average low temperature) are January, February, March and December (22°C).

Best months for swimming (with highest average sea temperature) are September and October (29°C).
Coldest months (with lowest average sea temperature) are February and March (26°C).

Months with longest days are May, June, July and August (Average daylight: 13h).
Months with shortest days are January, November and December (Average daylight: 11h).

Months with most sunshine are January, February, March, April, May, June, July, August, September, November and December (Average sunshine: 8h).
Month with least sunshine is October (Average sunshine: 7h).