Piarco Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Piarco.
Climate overview of Piarco
Piarco, Trinidad, Trinidad & Tobago, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 30°C (86°F), peaking in September at 31°C (88°F) and dipping in January to 29°C (84°F).
The city has a wet climate, receiving around 1308 mm (51 in) of rainfall per year. August is the wettest month. The sunniest month is March, with 8.2 hours of sunshine per day on average.
Piarco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Piarco — and find the best time to visit.
Monthly Temperature in Piarco
With minimal seasonal shifts, Piarco experiences a constant climate year-round. On average, daytime temperatures range from a very warm 31°C (88°F) in September to a comfortable 29°C (84°F) in January.
Nighttime temperatures range from 25°C (77°F) in September to 24°C (75°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Piarco
Piarco has a notably wet climate with abundant precipitation, recording 1308 mm (51 in) of rainfall per year. The seasons in Piarco bring significant changes in precipitation. The wettest month, August, receives heavy rainfall, with an average of 169 mm (6.7 in) of precipitation. This rainfall is distributed across 23 rainy days.
In contrast, the driest month, March, experiences much less rainfall, totaling 38 mm (1.5 in) over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Piarco Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Piarco
Piarco enjoys sunny spells year-round. March sees up to 8.2 hours of daily sunshine, perfect for a sunny trip. June, the least sunny month, still offers a generous 6.2 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Piarco
The mean water temperature over the year ranges from 26°C (79°F) in February to 28°C (82°F) in May.
Water temperature over the year
Humidity in Piarco by Month
The city experiences its highest humidity in November, reaching 86%. In March, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Piarco
It's smart to plan your activities during the cooler morning hours or take advantage of the refreshing evenings.
Note that August and November make up the rainy season, with heavier precipitation expected. Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Piarco
What is the best time to visit Piarco?
January and February typically offer the most optimal weather in Piarco. In contrast, June, July, August, September, October and November tend to have less optimal conditions.
What temperatures can I expect in Piarco?
Daytime highs range from 29°C (84°F) in January to 31°C (88°F) in September. Nighttime lows range from 24°C (75°F) to 25°C (77°F). Temperatures stay relatively stable year-round.
How much rain does Piarco get?
Annual rainfall is around 1308 mm (51 in). August is the wettest month with 169 mm (6.7 in), while March is the driest with 38 mm (1.5 in).
How sunny is Piarco?
Piarco receives around 2,610 hours of sunshine per year. March is the sunniest month with 247 hours, while June is the cloudiest with just 186 hours. Overall, Piarco enjoys abundant sunshine.
Piarco 3-Day Forecast
Piarco 3-Day Forecast
Piarco on the map
Piarco 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) 
