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Contents
- The climate of Piarco
- The best time to visit Piarco
- The worst time to visit Piarco
- Spring weather in Piarco
- Summer weather in Piarco
- Autumn weather in Piarco
- Winter weather in Piarco
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Piarco
Located in the tropical zone of Trinidad and Tobago, Piarco experiences a tropical monsoon climate, according to the Köppen climate classification. The area receives a relatively high amount of rainfall, which becomes significant during mid-year months, and has high, consistent temperatures year-round.
Throughout the year, Piarco sees average high temperatures oscillating between 27.9°C (82.2°F) and 30.1°C (86.2°F), while the low temperatures rarely drop below 24.8°C (76.6°F), hitting a peak of 26.6°C (79.9°F). The uniformity of temperatures is a defining characteristic of its tropical climate.
Relative humidity remains relatively constant throughout the year, staying within the range from 75% to 79%. There is a noticeable spike in rainfall from June to November, with the highest figures recorded in August and October, receiving a substantial 110mm (4.33") and 115mm (4.53") respectively.
In contrast, the period from January to April is drier, with rainfall below 20mm (0.79"). This can be correlated to the prevailing wind conditions that tend to be relatively steady throughout the year, averaging between 13.6km/h (8.5mph) and 18.3km/h (11.4mph).
Throughout the year, Piarco sees average high temperatures oscillating between 27.9°C (82.2°F) and 30.1°C (86.2°F), while the low temperatures rarely drop below 24.8°C (76.6°F), hitting a peak of 26.6°C (79.9°F). The uniformity of temperatures is a defining characteristic of its tropical climate.
Relative humidity remains relatively constant throughout the year, staying within the range from 75% to 79%. There is a noticeable spike in rainfall from June to November, with the highest figures recorded in August and October, receiving a substantial 110mm (4.33") and 115mm (4.53") respectively.
In contrast, the period from January to April is drier, with rainfall below 20mm (0.79"). This can be correlated to the prevailing wind conditions that tend to be relatively steady throughout the year, averaging between 13.6km/h (8.5mph) and 18.3km/h (11.4mph).
The best time to visit Piarco
Considering the climatic conditions, the best time for a visit to Piarco is during the dry season, especially from January to April. During these months, the rainfall is at its lowest, averaging 17mm (0.67") to 23mm (0.91"), which allows for optimal outdoor exploration and enjoyment of the area’s beauty. The weather remains warm with average temperatures ranging from 27.9°C (82.2°F) to 29.1°C (84.4°F). Significantly, the hours of sunshine are more generous as compared to other months, ensuring sunny weather and clear days.
The worst time to visit Piarco
The wettest period in Piarco extends from June to November. The abundant rainfall, reaching peaks of 110mm (4.33") and 115mm (4.53") in August and October respectively, makes it a less favorable time for visitation. The frequent downpours may restrict outdoor activities and create transportation difficulties. The humidity also peaks during these months, making the climate more uncomfortable compared to the other parts of the year.
Spring weather in Piarco
In Piarco, the spring season extends from March to May. During this period, temperatures remain relatively constant, averaging from 28.4°C (83.1°F) to 29.4°C (84.9°F). March and April are relatively dry months, with rainfall volumes of 16mm (0.63") and 17mm (0.67") respectively, but they gradually start to increase in May, reaching 22mm (0.87"). The lighter spring rainfall, coupled with an approximately 12.4 hours average daylight, provides favorable conditions for outdoor activities.
Summer weather in Piarco
Summer in Piarco, extending from June to August, is characterized by higher rainfall totals. June sees the start of the wet season, with rainfall levels escalating to 72mm (2.83") in July and peaking at a striking 110mm (4.33") rain level in August. Temperature remains consistent with a high of 29.7°C (85.5°F) in August and lows around 25.6°C (78.1°F) to 26°C (78.8°F). Despite the rainfall, this period still offers a decent amount of sunshine, averaging about 10.2 to 11.1 hours a day.
Autumn weather in Piarco
The autumn season from September to November continues to witness increased rainfall, peaking at 115mm (4.53") in October and only slightly decreasing to 81mm (3.19") in November. Meanwhile, temperatures remain firmly in the tropical range from 29.7°C (85.5°F) to 29.1°C (84.4°F). Days are a bit shorter than in summer, with daylight hours ranging from 12.2 hours in September to 11.6 hours in November.
Winter weather in Piarco
Winter in Piarco, from December to February, is comparatively drier and a bit cooler. Rainfall levels significantly decrease to values between 23mm (0.91") and 44mm (1.73"), which is relatively low compared to the preceding months. The average high temperature drops slightly to 27.9°C (82.2°F) in December and increases gradually to reach 28.4°C (83.1°F) by February. The amount of sunshine during this period averages between 6.7 hours and 8.3 hours, providing ample opportunities to enjoy the outdoors.
Weather in January
Kicking off the year, January, in Piarco, Trinidad and Tobago, often has consistently high relative humidity at 77% which is neither the lowest nor the highest throughout the year. Accompanied by moderate rainfall, expect wet conditions to be a prevalent characteristic of the month. Weather in January »
Weather in February
February shows a slight reduction in rainfall and fewer rainy days bearing an almost similar pattern as January. Conditions become a little drier, accompanied by slightly higher temperature ranges. The sun often stays out for longer each day, with an increase in sunshine hours slightly shifting from the trends of January. Weather in February »
Weather in March
Distinct weather changes are not prominent in March. Moderately low rainfall and consistent temperature conditions dominate the weather pattern, similar to its predecessor month. There is an increase in the duration of daylight, allowing more sunlight into the day. Weather in March »
Weather in April
Piarco experiences a notable upward trend in weather elements in April. April not only sees a rise in the lowest temperature but also has a remarkable increase in rainfall, 17mm (0.67") compared to March's 16mm (0.63"). There is an elongation in the duration of daylight matching the month's overall warm theme. Weather in April »
Weather in May
May continues the warming trend with increased average temperatures characterizing this period. Rainfall also significantly escalates, paving the way for a wetter environment as compared to April. The city sees longer daylight hours, compensating for the increased cloud cover and creating a perfect balance in the local atmosphere. Weather in May »
Weather in June
June is a transition period in Piarco's weather, characterized by a mix of sunny and rainy days. The month sees a peak in the relative humidity scaling up to 78%, the highest in the first half of the year. The wind, however, slows down, marking the calm before the tropical storm season. Weather in June »
Weather in July
July presents a dynamic weather situation in Piarco. This is the month with the most rainfall days (20.4 days) and relative humidity peaks at 79%, the maximum value for the year. Despite the widespread presence of clouds, the average hours of daylight remain at 12.7 hours. Weather in July »
Weather in August
Despite being in the latter half of the year, August brings an increase in the highest temperature, reaching 29.7°C (85.5°F). In tandem with the temperature, August also features the highest rainfall volume of 110mm (4.33"), marking the peak of the rainy season. Weather in August »
Weather in September
As the year starts winding down, Piarco's weather in September notes a slight decline in rainfall. This brings relief from the heavy rainfall experienced in August and hints towards a dry season. The highest and lowest temperatures for the month offer warm conditions amidst an overall cooling trend. Weather in September »
Weather in October
October carries the baton from September, continuing the downward rainfall trend, yet it becomes one of the record-holding months with 115mm (4.53") precipitation. There is a significant dip in the average wind speed rights when the quantity of cloud cover escalates. Weather in October »
Weather in November
November in Piarco, Trinidad and Tobago ultimately sees less rainfall, and the number of sunshine days increases. November sets the course towards calmer weather conditions with a decrease in temperature range on the horizon. Wind speeds pick up slightly from October's calm state, adding some variability and stirring up the otherwise tranquil conditions. Weather in November »
Weather in December
December rings the curtain down on the year, bringing with it a further decrease in rain and offering a drier climate. The month shows a declining trend in temperature, bringing cooler nights. Daylight hours continue to decrease, making December the month with the least hours of daylight. Weather in December »
Updated: Aug 23, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
January, with average temperatures reaching a high of 27.9°C (82.2°F) and a low of 24.8°C (76.6°F), is the coldest month.
How much does it rain?
Throughout the year, there are 194.8 rainfall days, and 640mm (25.2") of precipitation is accumulated.
When is the highest UV index?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
When is the lowest UV index?
January through December, with an average maximum UV index of 7, are months with the lowest UV index.
What are the least humid months?
February through April, with an average relative humidity of 75%, are the least humid months.
What is the driest month?
The month with the least rainfall is February, when the rain falls for 10.3 days and typically collects 14mm (0.55") of precipitation.
When are the longest days?
With an average of 12h and 42min of daylight, June has the longest days of the year.
What is the most humid month in Piarco?
With an average relative humidity of 79%, July is the most humid month.
What month has the most sunshine?
August has the most sunshine of the year, with an average of 11.1h of sunshine.
What is the warmest month?
The warmest temperatures occur during September, when averages reach a peak of 30.1°C (86.2°F) and a low of 26.5°C (79.7°F).
What is the wettest month?
The month with the most rainfall is October, when the rain falls for 20 days and typically aggregates up to 115mm (4.53") of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 11h and 30min of daylight.
Is there Daylight Saving Time (DST) in Piarco?
Piarco does not observe Daylight Saving Time (DST). AST timezone is used throughout the entire year.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 6.7h of sunshine.
Average temperature
Piarco, Trinidad and Tobago
The warmest month (with the highest average high temperature) is September (30.1°C).
The month with the lowest average high temperature is January (27.9°C).
The month with the highest average low temperature is October (26.6°C).
The coldest months (with the lowest average low temperature) are January and February (24.8°C).
Average pressure
Piarco, Trinidad and Tobago
- Average pressure in January:
1013.6mbar - Average pressure in February:
1013.5mbar - Average pressure in March:
1013.3mbar - Average pressure in April:
1013mbar - Average pressure in May:
1013.1mbar - Average pressure in June:
1013.8mbar
- Average pressure in July:
1013.6mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1011.9mbar - Average pressure in October:
1010.8mbar - Average pressure in November:
1010.4mbar - Average pressure in December:
1012.3mbar
The month with the highest atmospheric pressure is June (1013.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed
Piarco, Trinidad and Tobago
- Average wind speed in January:
17.3km/h - Average wind speed in February:
18.3km/h - Average wind speed in March:
17.7km/h - Average wind speed in April:
17.3km/h - Average wind speed in May:
17.6km/h - Average wind speed in June:
17.7km/h
- Average wind speed in July:
15.9km/h - Average wind speed in August:
13.6km/h - Average wind speed in September:
13.7km/h - Average wind speed in October:
14.5km/h - Average wind speed in November:
15.2km/h - Average wind speed in December:
17.1km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (13.6km/h).
Average humidity
Piarco, Trinidad and Tobago
The month with the highest relative humidity is July (79%).
The months with the lowest relative humidity are February, March and April (75%).
Average rainfall
Piarco, Trinidad and Tobago
The wettest month (with the highest rainfall) is October (115mm).
The driest month (with the least rainfall) is February (14mm).
Average rainfall days
Piarco, Trinidad and Tobago
- Average rainfall days in January:
14.5 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
10.3 days - Average rainfall days in May:
12.6 days - Average rainfall days in June:
16.4 days
- Average rainfall days in July:
20.4 days - Average rainfall days in August:
22.2 days - Average rainfall days in September:
19.9 days - Average rainfall days in October:
20 days - Average rainfall days in November:
18.6 days - Average rainfall days in December:
18.3 days
The month with the highest number of rainy days is August (22.2 days).
The months with the least rainy days are February and April (10.3 days).
Average daylight / Average sunshine
Piarco, Trinidad and Tobago
- Average daylight in January:
11h and 4min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 4min - Average daylight in June:
12h and 4min
- Average daylight in July:
12h and 4min - Average daylight in August:
12h and 3min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 4min - Average daylight in December:
11h and 3min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in January:
8h and 2min - Average sunshine in February:
8h and 5min - Average sunshine in March:
8h and 4min - Average sunshine in April:
10h and 1min - Average sunshine in May:
10h and 3min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
11h and 1min - Average sunshine in September:
11h and 0min - Average sunshine in October:
8h and 5min - Average sunshine in November:
7h and 2min - Average sunshine in December:
6h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days
Piarco, Trinidad and Tobago
- Average sunshine days in January:
11.2 days - Average sunshine days in February:
13 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
15.9 days - Average sunshine days in May:
15 days - Average sunshine days in June:
10.2 days
- Average sunshine days in July:
8.1 days - Average sunshine days in August:
6.8 days - Average sunshine days in September:
7.4 days - Average sunshine days in October:
8.7 days - Average sunshine days in November:
9.5 days - Average sunshine days in December:
8.7 days
The months with the most sunshine days are March and April (15.9 days).
The month with the least sunshine days is August (6.8 days).
Average UV index
Piarco, Trinidad and Tobago
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover
Piarco, Trinidad and Tobago
The month with the most cloud cover is June (Cloud cover 40).
The month with the least cloud cover is September (Cloud cover 27).
Average visibility
Piarco, Trinidad and Tobago
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Piarco, Trinidad and Tobago
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