Port-au-Prince
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Port-au-Prince Weather in August

August in Port-au-Prince brings very high temperatures around 31°C (88°F) during the day, dropping to 22°C (72°F) at night, with quite a bit of rainfall expected, averaging around 164 mm (6.5 in) for the month.

Rainfall in Port-au-Prince in August

You can expect rain on roughly 14 days based on historical data, averaging 164 mm (6.5 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Port-au-Prince in August

August in Port-au-Prince sees highs of 31°C (88°F) and lows of 22°C (72°F) overnight. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing. Although these are average temperatures, some days can be hotter. Wear cool, breathable clothing and protect yourself from the sun.

Sunshine in Port-au-Prince in August

The city usually sees around 282 hours of sunlight, indicating many sunny days , a great month for sightseeing.

Average water temperature in August

The water reaches 29°C (84°F) this month. It's on the warm side, which suits people who prefer that, but don't expect a cooling dip if the air temperature is also high.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, November and December typically offer the best circumstances for Port-au-Prince.

Port-au-Prince Temperature in August

Min Temperature
22°C (72°F)
Max Temperature
31°C (88°F)
Water Temperature
29°C (84°F)
Chance of Rain
45%
Precipitation
164 mm (6.5 in)
Rainy days
14 days
Humidity
49%
Sunshine
282 hours
Percentage Sunshine

Port-au-Prince Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Port-au-Prince - and find the best time to visit.

Daily Historical Temperatures

41-year average (1976-2025)

Based on our historical records, temperatures in Port-au-Prince typically stay consistent throughout August, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in August

Historical weather records for Port-au-Prince in August

Browse day-by-day weather records for Port-au-Prince spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Port-au-Prince historical weather extremes in August

Based on 21 years of weather observations in Port-au-Prince between 2005 and 2026, these are the recorded extremes.

  • The hottest August day on record in Port-au-Prince reached 38°C (100°F) (August 12, 2008).
  • The lowest daytime temperature in August was 23°C (73°F), recorded on August 26, 2008.
  • The lowest overnight temperature recorded in August was 16°C (61°F) (August 6, 2014).

Best Places in Haiti in August

Find out more about the weather in Haiti and which places have the best travel conditions in this month. See all of Haiti in August →

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 Port-au-Prince 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). Also bring a poncho, it will rain a lot! Waterproof everything you can. Expect water temperatures of around 29°C (84°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Port-au-Prince in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    8/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Port-au-Prince 3-Day Forecast

More climate data for Port-au-Prince

Popular in August

Where to go in August - average daytime high across popular destinations.

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