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Scarborough Weather in September
Scarborough in September sees high temperatures, with highs around 30°C (86°F) and overnight lows of 27°C (81°F). Rainfall is fairly high at around 168 mm (6.6 in) on average, so pack waterproofs just in case.
Rainfall in Scarborough in September
Records from the past 30 years suggest around 18 days of rain, with 168 mm (6.6 in) average for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Scarborough in September
Expect highs of 30°C (86°F) in Scarborough in September, with nights dropping to around 27°C (81°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Scarborough. Our weather planner can help you explore destinations with more pleasant weather conditions.
Scarborough Temperature in September
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
61%
Precipitation
168 mm (6.6 in)
Rainy days
18 days
Scarborough Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Scarborough - and find the best time to visit.
Daily Historical Temperatures
44-year average (1978-2025)
Based on our historical records, temperatures in Scarborough typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Historical weather records for Scarborough in September
Browse day-by-day weather records for Scarborough spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Scarborough historical weather extremes in September
Based on weather observations in Scarborough between 1990 and 2025, these are the recorded extremes during September.
- Scarborough recorded its highest September temperature of 33°C (91°F) on September 24, 2024.
- Scarborough experienced its chilliest September day on September 7, 1994, reaching only 26°C (79°F).
- Nighttime temperatures dropped to 22°C (72°F) on September 16, 2011, marking the coldest September night on record.
Best Places in Trinidad & Tobago in September
Find out more about the weather in Trinidad & Tobago and which places have the best travel conditions in this month. See all of Trinidad & Tobago in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Scarborough in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can.
What To Do in Scarborough in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Scarborough 3-Day Forecast
More climate data for Scarborough
See the full Scarborough climate overview or explore weather in Trinidad & Tobago.
Popular in September
Where to go in September - average daytime high across popular destinations.
San Juan
30°C (86°F) Piarco31°C (88°F) Port-of-Spain
30°C (86°F) Crown Point
30°C (86°F) Castara30°C (86°F) Buccoo30°C (86°F) Scarborough30°C (86°F) Bon Accord Village30°C (86°F) Bucket list
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