September in Mount Pleasant typically sees daytime highs of 31°C (88°F) and nighttime lows of 25°C (77°F). Rainfall is also possible this month, so it's worth packing an umbrella.
September in Mount Pleasant has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
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Pick a month to see the average temperature, rainfall and sunshine in Mount Pleasant - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Mount Pleasant typically stay consistent throughout September, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 26°C (79°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Mount Pleasant spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Mount Pleasant between 2005 and 2026, these are the recorded extremes during September.
Find out more about the weather in Jamaica and which places have the best travel conditions in this month. See all of Jamaica in September →
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).
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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Mount Pleasant climate overview or explore weather in Jamaica.
Where to go in September - average daytime high across popular destinations.
Runaway Bay
31°C (88°F) Falmouth31°C (88°F) Montego Bay32°C (90°F) Ocho Rios
31°C (88°F) Kingston30°C (86°F) Treasure Beach
31°C (88°F) Negril31°C (88°F) Port Antonio30°C (86°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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