Precipitation Outlook September 2023

Rainfall totals from September and October are likely to be the usual or higher in the ABC Islands, and the Leeward Islands. By contrast, the Bahamas, Barbados, Belize, Cayman Islands, the Guianas, Trinidad & Tobago and the Windward Islands are likely to record the usual rainfall amounts or less.


This Bulletin provides a broad overview of climate conditions up to 3 months in advance. It is based on insights drawn from CIMH’s suite of technical climate information products and epidemiological insights from CARPHA and PAHO. The information contained herein is provided with the understanding that the CARPHA, the PAHO and the CIMH make no warranties, either expressed or implied, concerning the accuracy, completeness, reliability or suitability of said information. The Bulletin may be freely used and disseminated by the public with appropriate acknowledgement of its source but shall not be modified in content and then presented as original material.