- Best Months
- Jan–Apr
- Snowfall
- Not applicable; tropics, no snow.
Updated July 2026 · Sources cited: weather-atlas.com, weather-and-climate.com
Good to know
Good to Know
- Best travel window: January–April, when rainfall is minimal (40–50 mm/month) and conditions are most comfortable.
- Avoid August–October: Wettest period with 24+ rainy days per month and highest humidity (reaching 86% in November).
- Rain falls mostly as brief showers and thunderstorms, even in wet season, so brief morning/afternoon downpours are typical rather than all-day rain.
- Pack lightweight, moisture-wicking clothing year-round; add a light raincoat for May–December travel.
- Sea temperature ranges 26–28°C (79–82°F) annually, warm enough for swimming every month.
- Humidity peaks in November (86%) and is lowest in March (77%).
Overview
Port of Spain has a tropical wet-and-dry (savanna) climate with consistently warm temperatures year-round and pronounced seasonal rainfall variations.
Rainfall
- Annual Total Mm
- 1094
Dry Season
- Months
- February to April
- Character
- Driest period; March has lowest rainfall at 29 mm.
- Monthly Average Mm
- 50
Wet Season
- Months
- May to December
- Character
- High rainfall with multiple thunderstorms and showers. June through November see over 100 mm monthly.
- Wettest Month
- August
- Wettest Month Mm
- 150
Snowfall
Not applicable; tropics, no snow.
Best Months
Best Months
- January
- February
- March
- April
Temperature
- Season Character
- Minimal temperature variation throughout the year; consistently hot and humid.
Annual Range
- Low Celsius
- 17
- High Celsius
- 28
- Low Fahrenheit
- 63
- High Fahrenheit
- 82
- High Celsius Peak
- 30
- High Fahrenheit Peak
- 86
- Low Celsius Warmest Month
- 24
- Low Fahrenheit Warmest Month
- 75
- Note
- Daytime highs range from 28°C (82°F) (January, coolest) to 30°C (86°F) (September, warmest). Nighttime lows range from 17°C (63°F) (January) to 24°C (75°F) (September).
Worst Months
Worst Months
- August
- September
- October
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Port of Spain
Data last updated July 2026 · Verify anything important.