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The average day light hours per day in St Lucia in February are 11.7 and there are 4.7 hours of sunshine per day on average during February making it a sunny month that is overcast at times. The ultraviolet index in St Lucia in February is typically 11.6 during February.
The rainy season is from June to November. St. Lucia weather is tempered by mild trade winds blowing off the water. The island experiences the majority of its rainfall in the summertime, when St. Lucia weather is at its hottest and most humid but most storms are short bursts.