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Climate · Port of Spain

Port of Spain in September

Hot and wet, as the days shorten.

Typical weather, averaged over 30 years

September in Port of Spain is hot: highs near 88°F, lows near 79°F. Rain falls on about five days a week, and the days shorten by 13 minutes from the first week to the last.September in Port of Spain is hot: highs near 31°C, lows near 26°C. Rain falls on about five days a week, and the days shorten by 13 minutes from the first week to the last.

High
88°F31°Caverage
Low
79°F26°Caverage
Wet days
5a week · 75% of days
Daylight
12h 10mon average

Is September a good time to visit Port of Spain?

September sits outside Port of Spain's best months, which run from February to April. Expect hot days and rain on about five days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 88°F in September, against 85°F to 88°F through the year.Highs near 31°C in September, against 29°C to 31°C through the year.

Chance of a wet day

75% of days in September, against 26% to 89% through the year.

Cloud cover

68% cover in September, against 59% to 70% through the year.

Daylight

12h 10m in September, against 11h 31m to 12h 44m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. August87°31°low 78°low 26°6 wet days a weekRain on about six days a week.
  2. September88°31°low 79°low 26°5 wet days a weekRain on about five days a week.
  3. October88°31°low 79°low 26°5 wet days a weekRain on about five days a week.

Where Port of Spain sits, in September

America/Port of Spain
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
5:56 AMsets 6:07 PM
Above the sea
0 mlow-lying
Latitude
10.7°Nnorthern hemisphere
Nearest of ours
our one place here

The land around Port of Spain, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Port of Spain is our one place in Trinidad & Tobago so far. Clock times are local, for the 15th.

See September on the planning mapThe whole year in Port of Spain

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Port of Spain. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (114 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (114 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.