Port of Spain, Trinidad and Tobago Climate & Monthly Averages
The climate of Port of Spain
Port of Spain has a tropical wet-and-dry climate, marked by year-round warmth split between a rainy season and a pronounced dry season. Average daytime highs range from about 85°F (30°C) in January to around 89°F (32°C) in May, and the city records roughly 211 days of measurable precipitation a year.
Climate quick facts
- Hottest month: May - highs near 89°F (32°C)
- Coldest month: January - highs near 85°F (30°C)
- Record high: 96°F (36°C) · Record low: 68°F (20°C) (2015–2024)
- Wettest month: August (27 rainy days) · Sunniest: March (11.3 h sun/day)
- Climate type: tropical wet-and-dry - year-round warmth split between a rainy season and a pronounced dry season
Temperatures through the year
The warmest stretch of the year centers on May. Highs average 89°F (32°C) and overnight lows stay near 76°F (25°C). The coolest month is January, with typical highs of 85°F (30°C) and lows around 73°F (23°C). Based on 2015–2024 weather data, temperatures have reached as high as 96°F (36°C) and dropped as low as 68°F (20°C).
Rain, sun and snow
August is usually the wettest month. It brings about 5.4 inches (137 mm) of rain over 27 days, while February is the driest. March brings the most sunshine, averaging 11.3 hours of sun a day.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 85° | 73° | 12 | 1.2 in | 10.9 h/day | 75% |
| February | 86° | 74° | 9 | 1.0 in | 10.9 h/day | 72% |
| March | 87° | 74° | 10 | 1.3 in | 11.3 h/day | 71% |
| April | 89° | 75° | 10 | 1.5 in | 11.3 h/day | 71% |
| May | 89° | 76° | 13 | 1.9 in | 11.1 h/day | 73% |
| June | 87° | 76° | 19 | 4.0 in | 10.7 h/day | 78% |
| July | 86° | 76° | 24 | 4.4 in | 11.0 h/day | 81% |
| August | 86° | 76° | 27 | 5.4 in | 11.0 h/day | 81% |
| September | 88° | 77° | 24 | 4.7 in | 11.0 h/day | 80% |
| October | 87° | 76° | 23 | 4.6 in | 10.5 h/day | 81% |
| November | 86° | 76° | 22 | 4.2 in | 10.4 h/day | 82% |
| December | 85° | 74° | 17 | 2.5 in | 10.7 h/day | 79% |
Port of Spain month by month
Port of Spain weather in January
January brings highs around 85°F (30°C), lows near 73°F (23°C), about 12 wet days - typically the coldest month of the year in Port of Spain.
Port of Spain weather in February
February brings highs around 86°F (30°C), lows near 74°F (23°C), about 9 wet days - typically the driest month of the year in Port of Spain.
Port of Spain weather in March
March brings highs around 87°F (30°C), lows near 74°F (23°C), about 10 wet days - typically the sunniest month of the year in Port of Spain.
Port of Spain weather in April
April brings highs around 89°F (32°C), lows near 75°F (24°C), about 10 wet days.
Port of Spain weather in May
May brings highs around 89°F (32°C), lows near 76°F (25°C), about 13 wet days - typically the hottest month of the year in Port of Spain.
Port of Spain weather in June
June brings highs around 87°F (30°C), lows near 76°F (24°C), about 19 wet days.
Port of Spain weather in July
July brings highs around 86°F (30°C), lows near 76°F (24°C), about 24 wet days.
Port of Spain weather in August
August brings highs around 86°F (30°C), lows near 76°F (24°C), about 27 wet days - typically the wettest month of the year in Port of Spain.
Port of Spain weather in September
September brings highs around 88°F (31°C), lows near 77°F (25°C), about 24 wet days.
Port of Spain weather in October
October brings highs around 87°F (30°C), lows near 76°F (25°C), about 23 wet days.
Port of Spain weather in November
November brings highs around 86°F (30°C), lows near 76°F (24°C), about 22 wet days.
Port of Spain weather in December
December brings highs around 85°F (29°C), lows near 74°F (24°C), about 17 wet days.
Seasons in Port of Spain
March through May
March through May in Port of Spain is hot, with daytime highs averaging 88°F (31°C) and nights around 75°F (24°C); expect showers on roughly 33 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
June through August
June through August in Port of Spain runs hot, with daytime highs averaging 86°F (30°C) and nights around 76°F (24°C); expect showers on roughly 70 days across the season.
September through November
September through November in Port of Spain runs hot, with daytime highs averaging 87°F (30°C) and nights around 76°F (25°C); expect showers on roughly 70 days across the season.
December through February
December through February in Port of Spain is hot, with daytime highs averaging 85°F (30°C) and nights around 74°F (23°C); expect showers on roughly 38 days across the season.
Climate questions, answered
What is the average temperature in Port of Spain?
Is Port of Spain hot in summer?
Is Port of Spain cold in winter?
How many rainy days does Port of Spain get in a year?
Best time to visit Port of Spain
The best time to visit Port of Spain is generally January to April, when these months combine the driest skies with the most comfortable heat. Daytime temperatures in that window typically sit near 87°F (30°C).
Pack for Port of Spain with lightweight, breathable clothing and strong sun protection for the hot months; a compact umbrella or rain shell - showers are a regular feature; moisture-wicking fabrics to cope with the humidity. Evenings can feel noticeably cooler than afternoons - May nights average 76°F (25°C).
Port of Spain temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.