Planning a trip to Mauritius in September? This is a wonderful time to visit; September is the beginning of the warm summer season in Mauritius. With moderate temperatures, low rainfall, and plenty of sunshine, Mauritius offers excellent conditions for exploring its natural beauty, enjoying outdoor activities, and relaxing on pristine beaches. It is also the best month for whale spotting, windsurfing, and sailing. The average sea temperature in September remains around 24 degrees Celcius, which makes it comfortable to swim.
Here’s a quick look at the typical weather conditions you can expect:
Average temperature: 19°C to 26°C (66°F to 79°F)
Sunshine: 8 hours a day on average
Rainfall: Low to moderate, around 50mm for the month
Humidity: Moderate, typically between 70-75%
Sea temperature: Around 24°C (75°F)
Wind: Steady coastal breezes, especially in the eastern regions
Weather in Mauritius in September by Region
1. North Coast (Grand Baie, Trou aux Biches)
The northern coast of Mauritius, home to beautiful beaches and lively tourist areas, sees pleasant temperatures and lots of sunshine in September. This area tends to be slightly warmer than other parts of the island.
Temperature: 20°C to 26°C (68°F to 79°F)
Sunshine: 8-9 hours daily, perfect for beach days
Rainfall: Minimal; short, light showers, mostly in the early morning or evening
Humidity: Moderate, around 70%
Sea temperature: A pleasant 24°C (75°F)
Wind: Gentle coastal breezes
2. West Coast (Flic en Flac, Tamarin)
The western coast is known for its beautiful beaches, ideal for snorkeling and diving in September’s clear waters. It’s usually sunny and dry, making it one of the best areas for travelers who want a warmer climate.
Temperature: 19°C to 26°C (66°F to 79°F)
Sunshine: 8-9 hours daily
Rainfall: Low, with occasional light showers
Humidity: Moderate, comfortable for outdoor activities
Sea temperature: Around 24°C (75°F)
Wind: Light and manageable, great for beach relaxation
3. East Coast (Belle Mare, Ile aux Cerfs)
The east coast experiences slightly cooler temperatures and stronger winds, especially along the coastlines. September weather here is a mix of sunny and windy days, which can be refreshing for beachgoers.
Temperature: 18°C to 24°C (64°F to 75°F)
Sunshine: 7-8 hours per day, with plenty of clear skies
Rainfall: A bit more than the west coast but still light, with brief showers
Humidity: Moderate to low, making it comfortable for outdoor activities
Sea temperature: A bit cooler but still swim-friendly at 23-24°C (73-75°F)
Wind: Moderate to strong breezes, excellent for kite surfing and windsurfing
Note: The northern and western coasts of Mauritius are usually the warmest and driest regions on the island in September.
4. South Coast (Le Morne, Bel Ombre)
In the south, you’ll find a blend of sunshine and breezy days. It’s a popular area for outdoor enthusiasts, with hiking and water sports opportunities. The September weather in Mauritius’s south coast provides a balanced mix of sun and wind.
Temperature: 18°C to 25°C (64°F to 77°F)
Sunshine: 7-8 hours daily
Rainfall: Moderate, with brief, scattered showers
Humidity: Moderate, but generally comfortable
Sea temperature: Around 24°C (75°F)
Wind: Stronger breezes, especially around Le Morne, which is popular for kitesurfing
5. Central Plateau (Curepipe, Vacoas)
The central plateau is cooler and wetter than the coastal areas due to its higher altitude. If you’re visiting places like Curepipe, expect cooler temperatures and a bit more cloud cover in the afternoons.
Temperature: 16°C to 22°C (61°F to 72°F)
Sunshine: 6-7 hours a day
Rainfall: Higher than the coasts; expect occasional afternoon showers
Humidity: Higher than on the coasts, but manageable
Wind: Light to moderate
Why Visit Mauritius in September?
September is an ideal month for travelers seeking comfortable weather, fewer crowds, and great conditions for outdoor activities. With mild temperatures, warm seas, and low rainfall, Mauritius in September is perfect for beach relaxation, nature excursions, and exploring the island’s diverse landscapes. The calm and clear weather also makes it a fantastic time for underwater activities like snorkeling and diving.
With its pleasant temperatures, clear skies, and low rainfall, Mauritius in September is a fantastic destination for a relaxing and enjoyable vacation. Whether you’re interested in lounging on beaches, exploring nature, or experiencing local culture, September offers a welcoming climate for all kinds of travelers.