Port Louis in August

In August, Port Louis averages 25°C (78°F) during the day and 20°C (68°F) at night, with around 8 days of rain (32 mm total).

Peak season

Conditions are comfortable for sightseeing without being sweltering. Occasional showers are likely but won't dominate.

August is a great month to visit Port Louis: pleasant temperatures and relatively few wet days.

25°C
Avg high
20°C
Avg low
8
Rain days
32 mm
Rainfall

How August compares to the rest of the year in Port Louis

11th
warmest month of the 12
10th
wettest month of the 12
3%
of yearly rainfall falls in August
11 h 25 min
daylight on the 15th

August is one of the coolest months in Port Louis (11th of 12) and one of the driest months (10th of 12). Daytime temperature runs 2°C below the annual average (28°C). August runs roughly the same as July (25°C) and warms a further 1°C into September (26°C).

August sunrise & sunset in Port Louis

🌅
Sunrise (15th)
6:32 AM
🌇
Sunset (15th)
5:57 PM
Day length
11 h 25 min

Times shown for Port Louis local time (Indian/Mauritius), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Port Louis — August

Golden-hour and blue-hour windows for the 15th of August, in Port Louis's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:32 AM – 6:12 AM
🌄 Golden hour (AM)
6:12 AM – 7:12 AM
🌇 Golden hour (PM)
5:17 PM – 6:17 PM
🌆 Blue hour (PM)
6:17 PM – 6:57 PM
Milky Way galactic core
Good
Galactic core is up but lower on the horizon; head well outside city limits for a clean view.

📅 When to book — Port Louis in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Peak season) and Port Louis's popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.

Crowds & pricing — August in Port Louis

Peak season

Port Louis is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather beach-season conditions

Sun & mosquito risk — August in Port Louis

☀️ UV Index (noon, 15th)
10.2
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Port Louis in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 29°C / 85°F 25°C / 76°F 227 mm 23
February 29°C / 85°F 25°C / 77°F 158 mm 22
March 29°C / 85°F 25°C / 76°F 145 mm 22
April 29°C / 83°F 24°C / 75°F 89 mm 18
May 27°C / 81°F 22°C / 72°F 49 mm 11
June 26°C / 78°F 21°C / 69°F 26 mm 7
July 25°C / 77°F 20°C / 68°F 31 mm 10
August 25°C / 78°F 20°C / 68°F 32 mm 8
September 26°C / 79°F 20°C / 68°F 23 mm 7
October 28°C / 82°F 21°C / 70°F 42 mm 10
November 29°C / 84°F 23°C / 73°F 51 mm 13
December 30°C / 85°F 24°C / 75°F 122 mm 20

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Port Louis in August →

Frequently asked questions

How hot is Port Louis in August?

In August, Port Louis averages a high of 25°C (78°F) and a low of 20°C (68°F) — generally warm.

Does it rain a lot in Port Louis in August?

August sees occasional rain in Port Louis, with about 8 rainy days on average.

Is August a good time to visit Port Louis?

August is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Port Louis in August?

Pack light layers for warm days and cooler evenings. See the full August packing list for Port Louis for a complete, climate-based checklist.

Open Port Louis on the interactive map

Check the live 10-day forecast and sunrise/sunset.