Port-Louis Weather in August
August in Port-Louis brings high temperatures, with highs of 29°C (84°F) and nights dropping to 26°C (79°F). Rainfall is on the higher side this month, averaging around 119 mm (4.7 in), so keep a rain jacket handy.
Rainfall in Port-Louis in August
Typically, about 18 days will experience rainfall, with an average of 119 mm (4.7 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Port-Louis in August
Port-Louis in August gets highs of 29°C (84°F) during the day and drops to 26°C (79°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights are warm at 26°C (79°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.
Sunshine in Port-Louis in August
Expect sunny days throughout the month, with an estimated 248 hours of sunshine. This makes it a pleasant time to visit Port-Louis.
Wind Speed in Port-Louis in August
Wind speeds average 3 m/s (6 knots) during August. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.
Average water temperature in August
With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.Should you favor a climate that's both dry and comfortably warm, January, February, March, April, May, June and December typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Guadeloupe, check out our Port-Louis's climate page.
Port-Louis Temperature in August
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Water Temperature
28°C (82°F) *
Chance of Rain
58%
Precipitation
119 mm (4.7 in)
Rainy days
18 days
Humidity
81% *
Windspeed
3 m/s (6 knots) *
Sunshine
248 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Port-Louis typically stay consistent throughout August, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in August
Historical weather for Port-Louis in August
Browse day-by-day weather records for Port-Louis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Port-Louis historical weather extremes in August
According to our 35 years of weather records for Port-Louis, the following extremes were recorded between 1990 and 2025.
- Port-Louis recorded its highest August temperature of 41°C (106°F) on August 19, 1990.
- The lowest daytime temperature in August was 26°C (79°F), recorded on August 8, 2014.
- The coldest night in August in Port-Louis was on August 13, 2018, with a minimum of 22°C (72°F).
Best Places in Guadeloupe in August
Find out more about the weather in Guadeloupe and which places have the best travel conditions in this month. See all of Guadeloupe in August →
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What to Wear in Port-Louis in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 28°C (82°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Port-Louis 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 Guadeloupe, check out our Port-Louis's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Port-Louis climate overview or explore weather in Guadeloupe.
