Port of Spain weather in August
August in Port of Spain: sweltering, rainy, with clean air — a good time to visit.
#11 of 12 months in Port of Spain · #472 of 604 destinations to visit in August · comfort 63/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Port of Spain climate normals — August
| Daytime high | 29°C / 84°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Feels like (high) | 34°C / 93°F | |
| Rainfall | 128 mm / 5 in | 🌧 rainy |
| Rainy days | 22 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 10.8 h/day | |
| Daylight | 12.5 h | |
| Wind | 22 km/h / 14 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Port of Spain in August — FAQ
- Is August a good time to visit Port of Spain?
- August in Port of Spain: sweltering, rainy, with clean air — a good time to visit. It ranks #11 of 12 months for Port of Spain on SeasonMap's comfort score (63/100).
- What is the weather like in Port of Spain in August?
- In August, Port of Spain averages a daily high of 28.8°C and a low of 26.2°C, with about 127.7 mm of rain over roughly 22.2 rainy days.
- What is the air quality in Port of Spain in August?
- Port of Spain has a mean US Air Quality Index of about 38 in August.