The weather in New Amsterdam, Guyana is generally warm throughout the year, with temperatures rarely dipping below 19°C or rising above 34°C. The dry season runs from May to October, with average highs around 30-31°C, while the wet season from November to April sees slightly lower averages but still pleasant temperatures ranging from 24-29°C. March and April are transitional months, maintaining consistent temperatures like the dry season. June and July experience a slight increase in temperature, reaching up to 32-33°C on average. The coolest month is usually July, with overnight lows dipping into the mid-teens.