Over the past decade (2015–2024), October in Mauritius has marked the transition from winter to summer, bringing warmer temperatures, increased humidity, and a slight uptick in rainfall.
Here’s an overview of the typical weather patterns across various regions:

General Weather Conditions:
- October signifies the onset of warmer weather in Mauritius, with temperatures rising across all regions.
- Rainfall increases slightly compared to September, with regions receiving between 55 mm (2.2 inches) to 80 mm (3.1 inches), often in the form of brief showers.
- Humidity levels rise moderately, contributing to a more humid atmosphere.
- Sea temperatures warm to around 24°C (75°F), enhancing the appeal for swimming and other water activities.
- Sunshine hours are ample, providing plenty of daylight for outdoor pursuits.
Port Louis (Northwest Coast):
- Temperature: Average highs around 27°C (81°F) and lows near 20°C (68°F).
- Rainfall: Approximately 60 mm (2.4 inches) over about 7 days.
- Humidity: Relative humidity averages 72%.
- Sea Temperature: Around 24°C (75°F), suitable for aquatic activities.
- Sunshine: Typically 8 hours of sunshine daily.
- UV Index: High, with an average maximum UV index of 10.
Curepipe (Central Plateau):
- Temperature: Average highs around 23°C (73°F) and lows near 17°C (63°F).
- Rainfall: Moderate precipitation with about 80 mm (3.1 inches) over 9 days.
- Humidity: Relative humidity stands at 77%.
- Sunshine: Approximately 6.5 hours of sunshine daily.
Mahebourg (Southeast Coast):
- Temperature: Average highs around 26°C (79°F) and lows near 19°C (66°F).
- Rainfall: Experiences rainfall totaling 70 mm (2.8 inches) over 8 days in October.
- Humidity: Relative humidity averages 74%.
- Sunshine: Typically 7 hours of sunshine daily.
- Sea Temperature: Around 24°C (75°F), ideal for water activities.
Souillac (South Coast):
- Temperature: Average highs around 25°C (77°F) and lows near 18°C (64°F).
- Rainfall: October sees about 75 mm (3 inches) of rainfall over 8 days.
- Humidity: Relative humidity averages 75%.
- Sunshine: Typically 7 hours of sunshine daily.
- Sea Temperature: Around 24°C (75°F).
Tamarin (West Coast):
- Temperature: Average highs around 27°C (81°F) and lows near 20°C (68°F).
- Rainfall: October receives approximately 55 mm (2.2 inches) over 6 days.
- Humidity: Relative humidity averages 71%.
- Sunshine: Typically 8.5 hours of sunshine daily.
- Sea Temperature: Around 24°C (75°F).
Plaine Magnien (Southeast):
- Temperature: Average highs around 26°C (79°F) and lows near 19°C (66°F).
- Rainfall: October sees about 65 mm (2.6 inches) of rainfall over 7 days.
- Humidity: Relative humidity averages 73%.
- Sunshine: Typically 7.5 hours of sunshine daily.
- Sea Temperature: Around 24°C (75°F).
Flic en Flac (West Coast):
- Temperature: Average highs around 26°C (79°F); lows near 23°C (73°F).
- Rainfall: Approximately 30mm (1.2 inches).
- Humidity: Around 74%.
- Sea Temperature: Approximately 24°C (75°F).
- Sunshine: Averages 9 hours per day.
- UV Index: High, with an average maximum UV index of 7.
Trou aux Biches (North):
- Temperature: Average highs around 25.6°C (78°F); lows near 23°C (73°F).
- Rainfall: Approximately 30mm (1.2 inches).
- Humidity: Around 74%.
- Sea Temperature: Approximately 24°C (75°F).
- Sunshine: Averages 9 hours per day.
- UV Index: High, with an average maximum UV index of 7.
Grand Bay (North):
- Temperature: Average highs around 25.6°C (78°F); lows near 23°C (73°F).
- Rainfall: Approximately 30mm (1.2 inches).
- Humidity: Around 74%.
- Sea Temperature: Approximately 24°C (75°F).
- Sunshine: Averages 9 hours per day.
- UV Index: High, with an average maximum UV index 7.
Le Morne (South)
- Temperature: Average highs around 25°C (77°F) and lows near 18°C (64°F).
- Rainfall: October sees about 75 mm (3 inches) of rainfall over 8 days.
- Humidity: Relative humidity averages 75%.
- Sunshine: Typically 7 hours of sunshine daily.
- Sea Temperature: Around 24°C (75°F).
Belle Mare (Eastcoast):
- Temperature: Average high: 24.6°C (76.3°F). Average low: 22.6°C (72.7°F)
- Rainfall: Total precipitation: Approximately 17mm (0.67 inches). Number of rainfall days: Around 10.2 days
- Humidity: Approximately 74%
- Sea Temperature: Approximately 24°C (75.2°F)
- Sunshine: Average of 9.9 hours of sunshine per day
- UV Index: Average daily maximum UV index: 6 (High)
While specific year-to-year variations exist, these patterns provide a general overview of October weather across Mauritius’s regions over the past decade.
October
Location | Avg. High Temp (°C/°F) | Avg. Low Temp (°C/°F) | Avg. Rainfall (mm) | Avg. Sea Temp (°C/°F) |
---|---|---|---|---|
Flic en Flac | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
Tamarin | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
Grand Baie | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
Le Morne | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
Belle Mare | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
Blue Bay | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
Trou aux Biches | 25 / 77 | 20 / 68 | 51 | 24 / 75 |
For Comparison | ||||
London | 15 / 59 | 9 / 48 | 60 | – |
New York | 18 / 64 | 9 / 48 | 84 | 18 / 64 |
Paris | 15 / 59 | 9 / 48 | 57 | – |
Sydney | 21 / 70 | 12 / 54 | 77 | 20 / 68 |
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