Diamond Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Diamond.
Climate overview of Diamond
The climate in Diamond, Tobago, Trinidad & Tobago, is remarkably consistent, with temperatures year-round averaging 29°C (84°F). The warmest month is September at 30°C (86°F), and the coolest is February at 28°C (82°F).
With around 1497 mm (59 in) of annual rainfall, Diamond has a notably wet climate. However, this rainfall is not evenly distributed — the city has a distinct rainy season from June to August. The wettest month is November.
Diamond Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Diamond — and find the best time to visit.
Monthly Temperature in Diamond
In Diamond temperatures are generally consistent throughout the year. Average daytime temperatures reach a comfortable 30°C (86°F) in September. In February, the coolest month of the year, temperatures drop to a comfortable 28°C (82°F).
At night, temperatures range from around 27°C (81°F) in September to 25°C (77°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Diamond
Diamond experiences significant rainfall throughout the year, averaging 1497 mm (59 in) of precipitation annually. Diamond can be quite wet during November, receiving approximately 195 mm (7.7 in) of precipitation over 23 rainy days.
In contrast, during the driest month (March), you will experience much drier conditions, with 39 mm (1.5 in) of precipitation spread across 10 rainy days days. For more details, please visit our Diamond Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Diamond
To make the most of your visit, consider exploring early in the morning or during the pleasant late afternoon hours when the temperature is most comfortable.
Be aware that June, July, August, September, October and November constitute the rainy season, with significant precipitation. Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Diamond
What is the best time to visit Diamond?
January, February, March, April and May typically offer the most optimal weather in Diamond. In contrast, September tends to have less optimal conditions. Diamond has a distinct rainy season from June to August.
What temperatures can I expect in Diamond?
Daytime highs range from 28°C (82°F) in February to 30°C (86°F) in September. Nighttime lows range from 25°C (77°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Diamond get?
Annual rainfall is around 1497 mm (59 in). November is the wettest month with 195 mm (7.7 in), while March is the driest with 39 mm (1.5 in).
Diamond 3-Day Forecast
Diamond 3-Day Forecast
Diamond on the map
Diamond is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
San Juan
29°C (84°F) Piarco
30°C (86°F) Port-of-Spain29°C (84°F) Crown Point29°C (84°F) Castara29°C (84°F) Buccoo29°C (84°F) Scarborough29°C (84°F) Bon Accord Village29°C (84°F) 
