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Contents
- The climate of Port of Spain
- The best time to visit Port of Spain
- The worst time to visit Port of Spain
- Spring weather in Port of Spain
- Summer weather in Port of Spain
- Autumn weather in Port of Spain
- Winter weather in Port of Spain
- 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 humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
The ancient building hosting the public library of the Port of Spain in Trinidad and Tobago
The climate of Port of Spain
Renowned for its tropical climate, Port of Spain in Trinidad and Tobago falls within the Aw Köppen climate classification zone. This location is characterized by a tropical wet and dry or Savanna climate. The city, situated in the southern latitudes, enjoys a relatively stable climate year-round with certain weather parameters exhibiting noticeable seasonal variations.
Climate data reveals fairly constant high temperatures year-round with greater fluctuations observed in rainfall. High temperatures range from 28°C in January to a peak of 33.1°C in May. Even the coolest month, January, sees a considerable high mean temperature, highlighting the tropical climate. On the low side, temperatures range from 17°C in January to 23.3°C in June. Notably, the swing in low temperatures is relatively slight, contributing to the overall reputation of the city for its warm weather.
When it comes to precipitation, the city experiences substantial monthly variations. Rainfall escalates from a low 17mm in March to a high 244mm in August. Additionally, the number of rainy days goes from a minimum of 6 days in March and April to a maximum of 21 days in July.
UV index varies from a low of 9 in December to perseveringly high 12 from February through September. This pattern points to the intense tropical sun that prevails in Port of Spain.
Climate data reveals fairly constant high temperatures year-round with greater fluctuations observed in rainfall. High temperatures range from 28°C in January to a peak of 33.1°C in May. Even the coolest month, January, sees a considerable high mean temperature, highlighting the tropical climate. On the low side, temperatures range from 17°C in January to 23.3°C in June. Notably, the swing in low temperatures is relatively slight, contributing to the overall reputation of the city for its warm weather.
When it comes to precipitation, the city experiences substantial monthly variations. Rainfall escalates from a low 17mm in March to a high 244mm in August. Additionally, the number of rainy days goes from a minimum of 6 days in March and April to a maximum of 21 days in July.
UV index varies from a low of 9 in December to perseveringly high 12 from February through September. This pattern points to the intense tropical sun that prevails in Port of Spain.
The best time to visit Port of Spain
For travellers looking to enjoy warm weather without the heavy rain, the best time to visit Port of Spain is from January to April. During these months, the city experiences relatively lower rainfall, fewer rainy days and still boasts high temperatures between 28°C and 31°C. The UV index is high during these months suggesting visitors come equipped with sun protection measures.
The worst time to visit Port of Spain
The months of June to November can pose challenges for travel due to heavy rainfall. August, in particular, sees the highest rainfall at 244mm coupled with 19 rainy days. While the temperatures remain comfortably high, varying from 31°C to 32.2°C, the possibility of rainfall might deter tourists seeking to explore the city's outdoor attractions.
Spring weather in Port of Spain
Spring weather from March to May in Port of Spain witnesses a gradual rise in temperature. March has the lowest rainfall in the year at 17mm and only six rainy days making it ideal for outdoor activities. By May, temperature highs reach 33.1°C. Rainfall registers a significant increase to 68mm marking the transition towards the wetter months.
Summer weather in Port of Spain
Summers bring some of the highest temperatures of the year in Port of Spain. The high temperatures are consistent from June to September, hovering around 31°C to 32.2°C. However, this season records the peak of the rainy season. Particularly in August, rainfall rises to a high of 244mm spread over 19 rainy days.
Autumn weather in Port of Spain
Autumn in Port of Spain ushers in slightly lower temperatures ranging from 31.5°C in September to 31.1°C in November. However, the city continues to experience high volumes of rain. October braves 211mm of downpour signaling the tail end of the rainy season. Despite the rainfall, temperatures generally stay warm maintaining the tropical feel.
Winter weather in Port of Spain
Winter in the city is marked by declining rainfall and slightly lower temperatures. December sees a considerable reduction in rainfall at 76mm and only 13 rainy days. Temperatures remain consistent with high averages of 31.1°C and lows around 21°C. These conditions make it a good period for visitors despite it being traditionally considered as 'winter'.
Weather in January
January in Port of Spain, Trinidad and Tobago, offers mild temperatures, ideal for vacationers hoping to escape harsh winter conditions elsewhere. Fluctuations in temperature occur from a balmy 17°C to a warm 28°C, the lowest and the highest for the month. Weather in January »
Weather in February
Moving from January to February, Port of Spain experiences a slight increase in temperature, and a reduction in rainfall, making it slightly warmer and drier than the previous month. The city records a UV Index of 12, which is the highest point on the scale, indicating very high exposure. Weather in February »
Weather in March
March encounters marginally hotter conditions compared to February. The increase in temperature is accompanied by further deduction in average rainfall, signifying a transition from cooler to warmer quarters of the year in Port of Spain. Weather in March »
Weather in April
April brings forth the wet season for Port of Spain, more rainfall registered than the preceding month, with minimal impact on temperature ranges. Consuming most of the day, with an average of 12.4 hours, daylight dominates the scenery. Weather in April »
Weather in May
May signifies a noteworthy shift in the weather dynamics of Port of Spain. The volume of rainfall jumps significantly from 28mm in April to 68mm in May, marking a profound commencement of the rainy season. The city unfolds into a lush green scenery, enriching the natural beauty of the area, attractive for nature photography and eco-tourism. Weather in May »
Weather in June
June continues the trend of May, with an increased volume in rainfall while temperature levels remain high and constant. Rainfall is at its maximum, reaching 156mm, thus making it the wettest month of the year. Rain lovers will enjoy it, and indoor activities, including music festivals and culinary fairs, take center stage. Weather in June »
Weather in July
July carries on the wet trend from June with only a slight dip in rainfall. The weather remains hot, humid, and rain is still frequent. Daylight hours, however, decrease subtly from 12.7 hours in June to 12.7 hours in July. The rainfall engenders a rather vivid and vibrant cityscape that further amplifies the Port of Spain's tropical appeal. Weather in July »
Weather in August
August sees another slight decrease in rainfall from the previous month. The temperatures retain their consistency and the high levels of humidity persist. The city experiences, at 244mm, its second highest recorded average rainfall for any given month. Weather in August »
Weather in September
Coming into September, the city experiences a drop in rainfall while maintaining consistent temperatures. The shift in weather brings about a slight relief, as the rainfall decreases from 244mm in August to 191mm in September. Weather in September »
Weather in October
October brings drop in rainfall while the temperatures remain warmer. The sunlight hours continue to decrease slowly as the city heads towards the end of the year. The rainfall volume is lower than the previous month but is still considerable. Weather in October »
Weather in November
In November, the city observes an uptick in rainfall from 143mm in October to 211mm in November. The variety in weather conditions portray the city's dynamic tropical climate in action. The month is characterized by occasional heavy showers followed by intervals of sunshine. Weather in November »
Weather in December
December sees a significant drop in rainfall as the region prepares to transition into the drier part of the year. From 211mm in November, the recorded rainfall drops to 76mm in December. The weather establishes a more congenial atmosphere for tourists and residents, featuring a cool breeze along with a blend of short showers and longer sunshine periods. Weather in December »
[Resources]FAQ
What is the coldest time of year in Port of Spain?
January, characterized by an average high temperature of 28°C and a low temperature of 17°C, is generally the coldest month.
How many days does it rain in Port of Spain?
Throughout the year, there are 166 rainfall days, and 1408mm of precipitation is accumulated.
What months are the sea coldest in Port of Spain?
February and March, with an average sea temperature of 26°C, are months with the coldest seawater in Port of Spain, Trinidad and Tobago.
What month has the most sunshine in Port of Spain?
The month with the most sunshine is February, with an average of 8.3h of sunshine.
What are the months with the highest UV index in Port of Spain?
The months with the highest UV index in Port of Spain, Trinidad and Tobago, are February through October, with an average maximum UV index of 12.
What are the least humid months in Port of Spain?
March and April, with an average relative humidity of 77%, are the least humid months.
What is the driest month in Port of Spain?
The month with the least rainfall in Port of Spain is March, when the rain falls for 6 days and typically collects 17mm of precipitation.
What part of the year is the hottest in Port of Spain?
Port of Spain reaches its average highest temperatures in May, measuring 33.1°C at the peak and 23°C at the lowest.
When are the longest days in Port of Spain?
The month with the longest days in Port of Spain, Trinidad and Tobago, is June, with an average of 12h and 42min of daylight.
What is the month with the least sunshine in Port of Spain?
The month with the least sunshine is June, with an average of 6.1h of sunshine.
What is the wettest month in Port of Spain?
The month with the most rainfall in Port of Spain is August, when the rain falls for 19 days and typically aggregates up to 244mm of precipitation.
What is the month with the warmest sea water in Port of Spain?
The month with the warmest seawater in Port of Spain is September, with an average sea temperature of 29°C.
What is the most humid month in Port of Spain?
The most humid month in Port of Spain, Trinidad and Tobago, is November, with an average relative humidity of 86%.
What is the month with the shortest days in Port of Spain?
December has the shortest days of the year, with an average of 11h and 30min of daylight.
Is there Daylight Saving Time (DST) in Port of Spain?
Port of Spain does not observe Daylight Saving Time (DST). AST timezone is used throughout the entire year.
What is the month with the lowest UV index in Port of Spain?
December is the month with the lowest UV index in Port of Spain, with an average maximum UV index of 9.
Average temperature
Port of Spain, Trinidad and Tobago
The warmest month (with the highest average high temperature) is May (33.1°C).
The month with the lowest average high temperature is January (28°C).
The month with the highest average low temperature is June (23.3°C).
The coldest month (with the lowest average low temperature) is January (17°C).
Average humidity
Port of Spain, Trinidad and Tobago
The month with the highest relative humidity is November (86%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall
Port of Spain, Trinidad and Tobago
- Average rainfall in January:
42.9mm - Average rainfall in February:
39.8mm - Average rainfall in March:
16.9mm - Average rainfall in April:
27.7mm - Average rainfall in May:
67.5mm - Average rainfall in June:
155.6mm
- Average rainfall in July:
193.6mm - Average rainfall in August:
244mm - Average rainfall in September:
190.5mm - Average rainfall in October:
143.3mm - Average rainfall in November:
210.5mm - Average rainfall in December:
75.7mm
The wettest month (with the highest rainfall) is August (244mm).
The driest month (with the least rainfall) is March (16.9mm).
Average rainfall days
Port of Spain, Trinidad and Tobago
- Average rainfall days in January:
11 days - Average rainfall days in February:
10 days - Average rainfall days in March:
6 days - Average rainfall days in April:
6 days - Average rainfall days in May:
11 days - Average rainfall days in June:
20 days
- Average rainfall days in July:
21 days - Average rainfall days in August:
19 days - Average rainfall days in September:
16 days - Average rainfall days in October:
15 days - Average rainfall days in November:
18 days - Average rainfall days in December:
13 days
The month with the highest number of rainy days is July (21 days).
The months with the least rainy days are March and April (6 days).
Average sea temperature
Port of Spain, Trinidad and Tobago
The best month for swimming (with the highest average sea temperature) is September (29°C).
The coldest months (with the lowest average sea temperature) are February and March (26°C).
Average daylight / Average sunshine
Port of Spain, 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:
7h and 5min - Average sunshine in February:
8h and 2min - Average sunshine in March:
8h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
7h and 3min - Average sunshine in June:
6h and 1min
- Average sunshine in July:
6h and 4min - Average sunshine in August:
6h and 5min - Average sunshine in September:
6h and 4min - Average sunshine in October:
6h and 4min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 5min
The month with the most sunshine is February (Average sunshine: 8h and 18min).
The month with the least sunshine is June (Average sunshine: 6h and 6min).
Average UV index
Port of Spain, Trinidad and Tobago
The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 9).
Port of Spain, Trinidad and Tobago
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