Port of Spain weather in March
Temperature, sea and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Good
Best time to visit: January – April
What is the weather like in Port of Spain in March?
In March, Port of Spain is hot: daytime highs average 28 °C, and even at night it stays warm at around 25 °C. The sea averages 26.9 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 39 mm in total. The air is often humid and muggy. All in all, March is a good month for a holiday in Port of Spain.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 82 | 78 | 74 |
| Day | 27° | 28° | 29° |
| Night | 25° | 25° | 26° |
| Sea | 27° | 27° | 27° |
| Sun | 9 h | 8 h | 9 h |
| Rain days | 11 | 11 | 11 |
More details for March
- Daylight
- 12 h 3 min06:14 – 18:17
- UV index
- 13 · extremeclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 55 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−4America/Port_of_Spain
How the score comes together
- Temperatureweight 50 %89 %
- Sunshineweight 20 %90 %
- Few rainy daysweight 30 %53 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in March
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Port of Spain in March: quick answers
Is Port of Spain hot in March?
Yes. In March, Port of Spain is hot: daytime highs average 28 °C and nights stay around 25 °C.
Can you swim in Port of Spain in March?
Yes. In March the sea averages 26.9 °C – lovely and warm for swimming.
Does it rain much in Port of Spain in March?
Rain is frequent, with about 11 rainy days and 39 mm in total.
Port of Spain month by month
The whole year in Port of SpainAll destinations: Trinidad and TobagoCaribbean weather in MarchWhere to go in MarchSea temperature in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences