Thomazeau, Haiti's climate is characterized by relatively consistent temperatures throughout the year. Temperatures range from a low of around 19-20°C in January and December to a high of up to 38°C in July. The warmest months are June, July, and August, with averages ranging from 29-30°C. The cooler months occur in January and December, but temperatures still remain relatively mild. Overall, the temperature variation is moderate, with little seasonal fluctuation.