Weather on St. Lucia in October

As the fall season begins to bring in cool temperatures over much of North America during October, the weather on St. Lucia maintains its summer like conditions. With temperatures just starting to slightly fall from their peak and rainfall beginning to drop off slightly, the mild weather conditions will delight all vacationers.

Typical Weather in October

Temperatures on St. Lucia during October generally vary between an average high during the day of 86.0 degrees and an average low at night of 79.0 degrees


St. Lucia in October: Key Facts
Monthly Averages
High Low Rainfall
No. of Days
with Rain
86.0° F 79.0° F N.A. 15.0

On a typical October day, during the early morning hours you will probably find the temperature will be around 81.5 degrees. Temperatures on St. Lucia typically rise during the day, to an average of 85.0 degrees in the early afternoon. By the early evening hours in October the temperature will generally fall to somewhere in the vicinity of 79.5 degrees. For the month of October as a whole, temperatures on St. Lucia average around 82.9 degrees.


October Temperatures on St. Lucia by Time of Day
Early Morning Late Morning Early Afternoon Late Afternoon Early Evening Overall
81.5° F 85.4° F 85.0° F 82.1° F 79.5° F 82.9° F



During October, rain is most likely to occur around 2:00 PM , and least likely to occur around 8:00 PM . In St. Lucia during October, thunderstorms -- when they occur -- are most likely sometime around 8:00 PM .


October Rainfall on St. Lucia by Time of Day
  Percent Frequencies of Hourly Observations
Hour Rain
2:00 AM # #
5:00 AM # #
8:00 AM 21 % 1.6 %
11:00 AM 17.3 % 0.6 %
2:00 PM 23.6 % 1.7 %
5:00 PM 17.3 % 1.4 %
8:00 PM 17.1 % 2 %
11:00 PM # #
ALL 19.4 % 1.4 %


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