Duncans Weather in August
August in Duncans sees daytime temperatures around 32°C (90°F) and lows of 25°C (77°F) at night. With around 116 mm (4.6 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Duncans in August
You can typically expect 13 days of rain this month, averaging around 116 mm (4.6 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Duncans in August
In August, Duncans gets very high temperatures, with highs of 32°C (90°F). Nights cool to around 25°C (77°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning. Remember, these are typical temperatures, and certain days could be even hotter. Ensure you wear appropriate clothing to handle the warmth.
Sunshine in Duncans in August
The days are predominantly sunny, with an estimated total of around 238 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April and December typically offer the best weather for Duncans.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Jamaica, check out our Duncans's climate page.
Duncans Temperature in August
Min Temperature
25°C (77°F)
Max Temperature
32°C (90°F)
Chance of Rain
43%
Precipitation
116 mm (4.6 in)
Rainy days
13 days
Humidity
77% *
Sunshine
238 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Duncans typically stay consistent throughout August, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Duncans in August
Browse day-by-day weather records for Duncans spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Duncans historical weather extremes in August
Based on weather observations in Duncans between 2004 and 2025, these are the recorded extremes during August.
- On August 1, 2009, temperatures climbed to 35°C (95°F), marking the warmest August day on record.
- The lowest daytime temperature in August was 26°C (79°F), recorded on August 29, 2008.
- Duncans registered its coldest August night on August 31, 2022, with temperatures dropping to 23°C (73°F).
Best Places in Jamaica in August
Find out more about the weather in Jamaica and which places have the best travel conditions in this month. See all of Jamaica in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Duncans in August
Warm weather calls for comfortable, breathable clothing in August. 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.What To Do in Duncans in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Jamaica, check out our Duncans's climate page.
Temperature Rainfall Sunshine Humidity
See the full Duncans climate overview or explore weather in Jamaica.
