Climate of Mauritius

Last updated: April 14, 2025

Mauritius boasts a tropical climate characterized by warm temperatures and seasonal rainfall. Temperatures range from a cool minimum of 17°C (62°F) in August in Moka to a balmy maximum of 30°C (87°F) in March in Black River. The island experiences significant variation in precipitation, with a low of 22 mm (0.9 in) in September in Pamplemousses escalating to a substantial 258 mm (10.2 in) in December in the Agalega Islands. Humidity levels also fluctuate, averaging a minimum of 74% in August in Port Louis and peaking at 86% in February in Flacq, contributing to the lush landscapes that define this island paradise.

Mauritius Climate Zones

Mauritius showcases a delightful tapestry of climate zones, ranging from the tropical rainforest climate of the Agalega Islands with its Af classification, to the more varied temperatures found in regions like Black River (As, Am) and the lush Cargados Carajos (Am). The island's interior exhibits a consistent Am climate, characterized by warm temperatures and high humidity in areas such as Flacq, Grand Port, Moka, Pamplemousses, Plaines Wilhems, Port Louis, Rivière du Rempart, and Rodrigues, offering verdant landscapes and rich biodiversity. Meanwhile, Savanne maintains this trend, rounding off a climate profile that not only supports vibrant ecosystems but also caters to residents and visitors seeking year-round tropical warmth and beauty.

Köppen-Geiger Climate Classification of Mauritius
Climate ZoneDescription
AfTropical rainforest climate with no dry season and high temperatures year-round.
AmTropical monsoon climate with heavy rainfall and high temperatures.
AsTropical savanna climate with a dry season occurring in summer.

Mauritius Temperature by Month

Mauritius enjoys a tropical climate with warm temperatures throughout the year, showcasing a subtle evolution from month to month. January and February are the warmest, with minimums around 21-23°C (71-73°F) in Moka and maximums peaking at 30°C (87°F) in Black River. As the island transitions into March and April, temperatures remain largely steady, but begin to dip slightly by May, where it cools down to a pleasant 20°C (67°F) minimum. This trend continues into the cooler months of June and July, reaching their lowest with minimums of 17°C (64°F) in Moka and a maximum of 27°C (82°F) in the Agalega Islands. By August and September, temperatures stabilize, then gradually rise again as October and November usher in a return to warmth, with minimums hovering around 18-19°C (65-66°F) and maximums bouncing back to 29°C (84°F). Finally, December sees a resurgence in heat, closing the year with minimums of 22°C (72°F) and maximums back at 30°C (86°F). Overall, the temperature trends in Mauritius create a warm, inviting atmosphere that varies just enough to remain delightful throughout each month.

Monthly Temperatures in Mauritius

The chart illustrates Mauritius's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec808181818179787777798081
Data source: Mauritius temperature data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

Precipitation Patterns in Mauritius

Mauritius experiences noteworthy variation in precipitation patterns throughout the year, with significant differences in both rainfall amount and frequency across its regions. For instance, September sees a minimum of just 22 mm of rain in Pamplemousses, comprised of only 6 rainy days, while December records a dramatic increase to a maximum of 258 mm in the Agalega Islands. This seasonal shift culminates in March, when the island faces its highest precipitation frequency, with up to 27 rainy days in Flacq. Such trends highlight the diverse climatic conditions throughout the island, underscoring the need for adaptive strategies in both agriculture and water management.

Precipitation Trends in Mauritius

The chart illustrates Mauritius's yearly temperature patterns, showing data aggregated from various locations across the region, highlighting seasonal variations and monthly temperature changes.
JanFebMarAprMayJunJulAugSepOctNovDec2081882511651241281258375152123258
Data source: Mauritius precipitation data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

Mauritius Humidity

Mauritius experiences a distinct range of humidity levels throughout the year, with noticeable variations between different regions. In the bustling capital of Port Louis, the minimum humidity hits around 74% in August, signaling a relatively drier spell. Conversely, Flacq sees its maximum humidity soar to 86% in February, coinciding with the island's warmer summer months. This trend highlights the tropical climate's impact on humidity, as the moist air rises during the hotter seasons, providing a contrasting experience that travelers might find intriguing in each locale.

Average Humidity in Mauritius

Mauritius's Average Monthly Humidity Levels: This chart highlights Mauritius's humidity fluctuations throughout the year, making it easy to compare seasonal trends. See how humidity varies month by month and understand Mauritius's climate patterns.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%78%78%82%83%82%81%82%82%82%82%
Data source: Humidity data for Mauritius generated using information from the Copernicus Climate Change Service.

Mauritius UV Index Trends

In Mauritius, the UV Index trends reveal a notable peak in February and March, illustrating the region's high levels of sun exposure during these months. In February, the average daily maximum UVI reaches an impressive 17 in the Cargados Carajos, followed closely by a 16 in March in the Agalega Islands. This consistent elevation signals a critical period for sun safety awareness, prompting both residents and visitors to take protective measures against potential overexposure to ultraviolet radiation.

Maximum UV Index Levels in Mauritius

The chart shows the monthly maximum UV Index (UVI) in Mauritius, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161616151210111214141415
Data source: Mauritius UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Sunshine Duration in Mauritius

Mauritius basks in abundant sunshine year-round, but notable variations exist across its regions. For instance, the Agalega Islands soak up 362 hours of sunlight in December, while Rivière du Rempart enjoys an impressive 392 hours during the same month, showcasing the peak of the sunshine trend in late year. In contrast, Cargados Carajos experiences a bright 305 hours in January, indicating a sunny start to the year. Meanwhile, Rodrigues captures 296 hours in June, marking the mid-year sunshine levels. This delightful spectrum of sunshine across Mauritius invites visitors to revel in its tropical charm, no matter the season.

Monthly Sunshine Duration in Mauritius

The Mauritius sunshine duration chart shows the total hours of direct sunlight in Mauritius each month, excluding cloudy or obstructed periods, and compares the sunshine duration across different months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec296h321h342h332h337h319h329h336h334h351h350h362h
Data source: Mauritius sunshine duration data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.

Chance of Sun in Mauritius

When considering the likelihood of sunny weather in Mauritius, a distinct seasonal trend emerges. For instance, in April, the island experiences a relatively modest 26% probability of sunshine in Flacq, indicating that this time of year might bring more overcast days. In stark contrast, November sees a significantly higher sunshine likelihood of 72% in Cargados Carajos, making it an ideal month for sun seekers looking to bask in warm rays. This shift highlights the transition from the cooler, cloudier months of autumn to the inviting, sun-drenched days of late spring and early summer, showcasing Mauritius as a year-round tropical haven with optimal conditions in late year.

Percentage of Sunny Days in Mauritius

The chart illustrates the percentage of sunny days in Mauritius throughout the year. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Mauritius experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%37%47%58%43%57%56%49%42%57%65%54%
Data source: Mauritius chance of sun data, generated using information from the Copernicus Climate Change Service.

Average Daylight Hours Across the Mauritius

In Mauritius, the variation in daylight hours is quite notable, reflecting the island's tropical climate. In June, residents of Black River enjoy around 10 hours of daylight, as winter sets in and the days grow shorter. However, come December, the situation dramatically shifts, with locals in Savanne basking in approximately 13 hours of sun as summer takes hold. This change not only enhances outdoor activities and tourism but also showcases the vibrant contrast in the island's seasonal rhythms, making it a fascinating destination year-round.

Average Monthly Daylight Hours in Mauritius

This chart shows the total daylight hours Mauritius receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 38m12h 25m12h 8m11h 51m11h 37m11h 30m11h 34m11h 45m12h 1m12h 19m12h 34m12h 42m
Data source: Mauritius daylight hours, calculated by summing the hours between sunrise and sunset for each day.

Climate Breakdown by Mauritius Region

The Agalega Islands in Mauritius boast a tropical climate characterized by warm temperatures year-round, averaging a pleasant 27°C (81°F). From January to March, expect balmy days with maximums reaching 29°C (85°F), while July and August cool slightly to around 25°C (78°F). Rainfall peaks in March and December, with January also bringing considerable moisture, contributing to humidity levels that hover around 82%. Visitors can delight in the lush landscapes and vibrant scenery fostered by this unique climate; for a deeper dive into the weather patterns, visit the Agalega Islands climate.

Nestled in the picturesque landscape of Mauritius, Black River boasts a tropical climate characterized by warm temperatures year-round. From January to March, average highs hover around a balmy 30°C (87°F), while the latter months bring a gradual dip, with July and August offering cooler days at 26°C (79°F). Humidity remains relatively high, peaking in the summer months, embodying the lushness of the region. Rainfall is most abundant from January to February, with January receiving an average of 157 mm (6.2 in), making these months lush and vibrant. For those interested in discovering more about the weather patterns and averages, check out the detailed Black River climate.

Nestled in the Indian Ocean, Cargados Carajos boasts a tropical climate marked by warm temperatures year-round. From January to March, visitors can enjoy average highs around 29°C (85°F) with a touch of humidity peaking at 83%. As the seasons transition into the cooler months of June to August, temperatures dip slightly to an average of 24°C (75°F) but remain lovely for beach lovers. While rainfall is more common from January to March, the island experiences drier spells towards the end of the year, making it a delightful destination any time. For a detailed look at the weather throughout the year, check the Cargados Carajos climate.

Flacq, Mauritius, enjoys a tropical climate that combines warm temperatures and lush humidity, creating a vibrant environment year-round. January and February are the warmest months, with average temperatures around 26°C (79°F) and peak humidity reaching up to 86%. As the year progresses, temperatures cool slightly, particularly in July and August, where average highs drop to around 21°C (71°F). Precipitation varies significantly, with the wettest months being February and March, where rainfall averages over 200 mm (7.9 in). For a comprehensive look at the weather patterns, visit Flacq climate.

The climate in Grand Port, Mauritius offers a delightful tropical experience year-round, with temperatures that typically range from a comfortable 17°C (64°F) in July to a warm 30°C (86°F) in the peak of summer. January through March are the wettest months, with February seeing the highest precipitation of 187 mm (7.4 in), while the dryer winter months of June to August feature significantly lower rainfall, with August receiving only 45 mm (1.8 in). Expect humidity levels to hover around 82% in the rainy season, gradually dipping to 75% during the cooler months, creating a pleasant environment for outdoor activities. Whether basking in the sun or enjoying occasional tropical showers, visitors can relish the vibrant climate that defines this stunning region. For more details, explore the Grand Port climate.

Moka, Mauritius, boasts a tropical climate characterized by warm temperatures year-round, with January and February showcasing the warmest averages around 26°C (79°F), peaking at 30°C (86°F). As the year progresses, temperatures gradually dip to a pleasant 21°C (71°F) in mid-winter months like July and August. Humidity is notably high in the summer months, reaching up to 86% in February, while it lessens to around 74% during the cooler season. Rainfall is most abundant from January to March, with about 183 mm (7.2 in) in February, before tapering off in the drier months of June and August. Discover more about the region's weather patterns at Moka climate.

Nestled in the heart of Mauritius, Pamplemousses enjoys a tropical climate that invites visitors year-round. With average temperatures ranging from a mild 21°C (71°F) in the cooler months to a balmy 27°C (81°F) during the warmest periods, this locale assures a pleasant escape. The humidity often hovers around 82%, peaking in the summer months of January and February, while rainfall is most common in early 2023, providing lush greenery and vibrant scenery. Visitors can expect a mix of sunny days and refreshing showers, making it an ideal destination for both relaxation and adventure. For more detailed information, check out the Pamplemousses climate.

In Plaines Wilhems, Mauritius, the climate is characterized by a warm and tropical atmosphere, with temperatures typically ranging from a pleasant 21°C (71°F) in January to a cooler 17°C (63°F) in August. The region experiences its highest rainfall during the summer months, peaking in January and February with averages of 172 mm and 181 mm respectively. Humidity remains relatively high, particularly in the warmer months, creating a lush environment that supports diverse flora. As winter approaches, the weather cools slightly, with less precipitation and comfortable conditions ideal for exploring the natural beauty of the area. For more detailed information, visit Plaines Wilhems climate.

Port Louis, Mauritius, boasts a tropical climate characterized by warm temperatures throughout the year. With averages hovering around 26°C (79°F), the city experiences its warmest months in January and February, where highs can reach up to 30°C (86°F). While the summer months may bring increased humidity and precipitation, peaking at 181 mm (7.1 in) in February, the cooler winter months of June to August provide a refreshing respite with temperatures dipping to 18°C (64°F). This delightful island climate ensures that visitors can enjoy both sunny beach days and cooler evenings, making it a year-round destination for leisure. For more details, explore the Port Louis climate.

Nestled in the enchanting landscape of Mauritius, Rivière du Rempart boasts a tropical climate characterized by warm temperatures and distinct wet seasons. From the balmy heights of 30°C (86°F) in the peak of summer to cooler winter months averaging around 22°C (72°F), the region offers a pleasant escape year-round. Although rains are frequent between January and March, with monthly precipitation reaching up to 159 mm (6.3 in), the remaining months enjoy drier spells—ideal for outdoor adventures. Humidity hovers between 75% and 86%, creating a lush environment that thrives under the gentle island breezes. Discover more about the region's year-round weather patterns at Rivière du Rempart climate.

Rodrigues, an enchanting island in Mauritius, boasts a tropical climate that delights visitors year-round. With warm temperatures ranging from a comfortable 20°C (68°F) in July to a balmy 29°C (84°F) in February, guests can bask in the sun's embrace, especially during the hotter summer months. While January often sees the highest rainfall at 104 mm (4.1 in), it remains part of a vibrant season filled with lush landscapes and vibrant flora. The humidity hovers around 81-83% during the warmest months, creating a refreshing atmosphere complemented by gentle ocean breezes. For more detailed insights, explore the Rodrigues climate.

The climate in Savanne, Mauritius, is a delightful blend of warmth and humidity, perfect for beach lovers. During the peak of summer, from January to March, temperatures range from a balmy 22°C to 30°C (71°F to 86°F), accompanied by higher humidity levels hovering around 82-86%. As the season shifts into autumn and winter, temperatures cool slightly, with averages dropping to 21-24°C (71-75°F) and precipitation becoming less frequent, particularly in the dry months of June and August. Even during these cooler months, the climate remains inviting, making Savanne a year-round destination. For a detailed look at the year's weather patterns, check out the full Savanne climate information.

Summary and Key Takeaways on the Climate of the Mauritius

The climate of Mauritius presents a captivating tapestry of temperatures and precipitation patterns that reflect its diverse geography. With minimum temperatures dipping to a cool 17°C (62°F) in August in Moka and soaring to a warm 30°C (87°F) in March at Black River, the island experiences a range of thermal comfort throughout the year. Precipitation varies significantly, highlighted by a minimum of 22 mm (0.9 in) in September in Pamplemousses and peaking at a robust 258 mm (10.2 in) in December in the Agalega Islands. Humidity levels also fluctuate notably, with the average minimum reaching 74% in August in Port Louis and the average maximum climbing to 86% in February in Flacq. These trends illustrate that while Mauritius enjoys a generally temperate climate, it is marked by seasonal variability that enhances the island's lush landscapes and vibrant ecosystems.