Last updated: April 14, 2025
Réunion's climate is characterized by a tropical maritime influence, where temperatures exhibit a pleasant range from a cool 11°C (53°F) in August to a warm 30°C (85°F) in February. The island experiences significant monthly precipitation, peaking at 230 mm (9.1 in) in March and dipping to a minimum of 53 mm (2.1 in) in September. Humidity levels are generally high, with averages fluctuating from 74% in August to a maximum of 86% in February, creating a lush environment that supports diverse ecosystems. Visitors can anticipate a vibrant climate that adds to the island's allure, making Réunion a destination of choice for nature lovers and adventurers alike.
Réunion Island boasts a unique climate characterized by its Köppen-Geiger climate classes, prominently featuring As and Cfb zones. The As zone indicates a tropical savanna climate, offering warm temperatures and distinct wet and dry seasons, ideal for lush vegetation. In contrast, the Cfb zone represents a temperate oceanic climate, characterized by mild temperatures and ample precipitation throughout the year, fostering a diverse ecosystem. Together, these climate zones create a stunning backdrop for the island's rich biodiversity and vibrant landscapes, making Réunion a true paradise for nature lovers and adventurers alike. Explore more about its distinct climates at Réunion.
| Climate Zone | Description |
|---|---|
| As | Tropical savanna climate with a dry season occurring in summer. |
| Cfb | Oceanic climate with mild temperatures and moderate rainfall year-round. |
Throughout the year, Réunion's temperature exhibits a warm tropical climate with subtle fluctuations. January kicks off with minimums around 17°C (63°F) and peaks at a balmy 29°C (85°F), while February sees a slight increase, with lows of 18°C (65°F) and highs reaching 30°C (86°F). As March arrives, temperatures stabilize, hovering between highs of 29°C (85°F) and lows of 18°C (64°F). The onset of April brings a gradual cool down, with minimum temps dropping to 16°C (61°F) and maximums around 28°C (82°F). By May, the cooler trend continues, marking the transition into winter, where temperatures dip to a minimum of 14°C (58°F) and a maximum of 27°C (80°F). June and July are the coolest months, with minimum temperatures falling to 12°C (53°F) and highs around 24°C (76°F). This trend carries into August and September, maintaining similar averages before gradually warming up again in October and November, where the temperatures begin to rise back to comfortable levels. Finally, December closes the year with temperatures returning to the summer warmth, echoing the highs seen in the earlier months. Overall, Réunion's climate provides a delightful range of temperatures, perfect for year-round visitors seeking both warmth and relief from the heat.
Réunion Island experiences notable variations in precipitation patterns throughout the year, showcasing a distinct wet and dry season. With a minimum recorded rainfall of 53 mm (2.1 in) in September, the island sees significantly higher rainfall amounts, peaking at 230 mm (9.1 in) in the bustling month of March. This period also coincides with an increase in precipitation days, where March typically hosts around 25 rain-soaked days, making it the wettest month. In contrast, August offers a drier respite with only 12 days of precipitation, highlighting a clear trend of increased rainfall as summer approaches. These fluctuations not only shape the island’s lush landscapes but also significantly influence local weather and ecosystem dynamics.
Humidity levels in Réunion showcase a notable range, with the minimum recorded at a comfortable 74% in August, signaling a brief respite in moisture during the southern winter. In contrast, the maximum spikes to a sultry 86% in February, highlighting the island's tropical climate during the height of summer. This seasonal fluctuation not only affects the island's weather patterns but also enhances its lush landscapes, creating a vibrant environment that thrives under varying humidity conditions. Such trends illustrate the dynamic climate of Réunion, inviting visitors to experience its diverse weather throughout the year.
In February, Réunion experiences a strikingly high average daily maximum UV Index (UVI) of 17, highlighting the island's intense solar exposure during this month. This consistency in UVI suggests a persistent trend of strong ultraviolet radiation, which serves as a crucial consideration for both locals and visitors. As awareness of UV safety grows, understanding these patterns can empower individuals to take appropriate precautions to protect their skin, making it essential to remain vigilant under the sun’s powerful rays.
UV Risk Categories
In Réunion, sunshine duration varies significantly throughout the year, with a notable increase during the peak summer month of December. In June, visitors can expect about 302 hours of sun, providing ample opportunity to explore the island's stunning landscapes and vibrant culture. However, as the year transitions to December, this figure leaps to an impressive 394 hours, making it an ideal time for sun-seekers and outdoor enthusiasts alike. The clear contrast in sunshine hours reflects the island's seasonal shifts, encouraging travelers to embrace the warm rays during the festive summer season.
When considering the likelihood of sunny weather in Réunion, a noticeable trend emerges across the year. In April, there's a modest 21% chance of experiencing sunny skies, suggesting that this month might be characterized by more overcast conditions. However, as we transition into September, the figures significantly improve, with a 65% likelihood of sunshine, making it one of the sunniest months on the island. This shift highlights how Réunion's weather evolves throughout the year, inviting travelers to seize the sunny opportunities that September has to offer.
In Réunion, the variation in daylight hours is quite pronounced between seasons, illustrating the island's tropical climate. In June, residents enjoy around 10 hours of daylight, creating a cozy atmosphere perfect for exploring the lush landscapes. As December rolls in, this number increases significantly to 13 hours, allowing for more time to bask in the sun and engage in outdoor activities. This shift not only highlights the island's vibrant biodiversity but also encourages visitors to take full advantage of Réunion's natural beauty throughout the year.
Réunion boasts a tropical climate characterized by warm temperatures and a delightful mix of humidity throughout the year. From January to March, temperatures typically range from a pleasant 17°C to 30°C (63°F to 85°F), while the island receives its heaviest rainfall, peaking in March. As the year progresses into cooler months, such as July and August, the mercury dips slightly to 11°C to 24°C (53°F to 76°F), providing a refreshing escape from the heat. With humidity levels often surpassing 80% at the start of the year, visitors can expect a lush, vibrant environment, ideal for exploring its stunning landscapes. For more detailed information, check out the complete Réunion climate.
The climate of Réunion is characterized by a striking range of temperatures and precipitation patterns throughout the year. With minimum temperatures dropping to a cool 11°C (53°F) in August and peaking at a warm 30°C (85°F) in February, visitors can expect distinct seasonal variations. Rainfall sees its lowest point of 53 mm (2.1 in) in September, while March experiences a surge, bringing 230 mm (9.1 in) of rain, indicative of the island's tropical climate dynamics. Humidity levels also vary, averaging 74% in August and climbing to 86% in February, creating a lush environment that supports Réunion’s vibrant ecosystems. This blend of warmth and moisture not only shapes the island's natural beauty but also influences its cultural and outdoor activities year-round.