Last updated: August 21, 2025
December in Grande Riviere Noire, Mauritius delivers a delightful tropical experience, with maximum temperatures reaching up to 30°C (86°F) and an average of 26°C (80°F). Visitors can expect warm conditions, perfect for beach activities and exploring the picturesque surroundings. However, the month does see 67 mm (2.6 in) of rainfall over approximately 16 days, contributing to a lush, vibrant landscape. With humidity levels around 81%, the air feels pleasantly humid, creating an ideal atmosphere for enjoying the island's natural beauty and outdoor adventures.
In December, Grande Riviere Noire, Mauritius, begins to warm up as summer approaches. With minimum temperatures resting at around 23°C (74°F), the days become more inviting, offering an average temperature of 26°C (80°F). Visitors can expect the highs to reach up to 30°C (86°F), creating a perfect backdrop for beach activities and outdoor adventures. This trend of steadily increasing warmth is consistent as the year progresses, with December mirroring the temperature highs seen in the preceding months of January through March. Thus, it's a delightful time to soak in the sun and enjoy the vibrant beauty of this tropical paradise.
In December, Grande Riviere Noire experiences a noticeable uptick in precipitation, with 67 mm (2.6 in) of rain falling over an average of 16 days. This marks a significant increase compared to the drier months preceding it, particularly May and June, where rainfall is minimal. The trend in December suggests a shift towards the wetter conditions of the wet season, reminiscent of the heavier rains seen in January, which boasts the highest precipitation at 143 mm (5.6 in). As the year draws to a close, the frequency of rainfall becomes more prominent, setting the stage for the lush landscapes and vibrant ecosystems that define this picturesque Mauritian locale.
In Grande Riviere Noire, Mauritius, December marks a shift as humidity levels settle at 81%, a slight dip from November's 78%. Throughout the year, the region exhibits a clear trend of higher humidity during the warmer months, peaking in February at 86%. Following this peak, the humidity gradually declines during the cooler winter months, with June and August recording the lowest levels at 74%. As December rolls in, the humidity begins to rise again, suggesting the onset of the hot, humid summer, characteristic of this beautiful coastal region. Such patterns not only highlight the tropical allure of Mauritius but also set the stage for enjoyable beach days and vibrant outdoor activities.
In December, the UV Index in Grande Riviere Noire remains a striking 14, categorizing it as extreme, with a burn time of just 10 minutes. This level is consistent with the trend observed over the preceding months, where the UV Index peaks during the beginning of the year, hitting the highest recorded value of 16 in both January and February. As the seasons shift, the index gradually drops, yet it remains predominantly in the extreme or very high range, particularly through the latter part of the year. With such intense UV levels, it’s crucial for visitors and locals alike to take protective measures when outdoors. For detailed insights, check out the comprehensive guide on Grande Riviere Noire UV Index.
UV Risk Categories
December shines brightly in Grande Riviere Noire, Mauritius, as the island basks in an impressive 392 hours of sunshine, making it the sunniest month of the year. This delightful surge in daylight follows a steady upward trend from November's 373 hours, providing an ideal backdrop for holiday festivities and beachside relaxation. As the year draws to a close, the consistent growth in sun hours from the previous months highlights an inviting climate, with October also showcasing a robust 364 hours. Visitors can truly relish the warm, golden rays, as December not only embodies the peak of sunny days but also signals the start of a vibrant summer season, perfect for outdoor adventures and exploring the stunning coastal landscape.
In Grande Riviere Noire, Mauritius, December marks a transitional period in weather patterns, showcasing a 52% likelihood of sunny days. This is a noticeable dip from the previous month, November, which enjoys a robust 71% chance of sunshine. The trend through the year reveals a high of 71% in May and November, suggesting peak sunshine during late spring and early summer. As the year progresses, December's percentages suggest the onset of more variable weather, as it sits at the lower end of the spectrum. Despite the decrease, visitors can still expect a fair share of sunny moments, making it a charming month for exploring the island's natural beauty amidst the delightful coastal charm.
As the year comes to a close, December in Grande Riviere Noire, Mauritius, brings with it a delightful return to longer days, boasting 13 hours of daylight. This month, along with January and November, showcases the year's peak daylight duration, offering plenty of sunshine for both residents and visitors. The trend throughout the year reveals a gradual decrease in daylight from a generous 13 hours in January to a modest 10 hours in June, before rebounding again in the latter months. This cyclical pattern highlights the region's tropical climate, where longer days in the summer months provide an inviting atmosphere for exploration and relaxation. December's abundant sunlight serves as the perfect backdrop for enjoying the island's stunning landscapes and vibrant culture.
In Grande Riviere Noire, Mauritius, the winds of December usher in a gentle breeze, averaging 5.2 m/s (12 mph), which is consistent with the lighter winds of earlier months. This steadiness marks a transition from the blustery peak winds of July and June, where speeds reach up to 8.1 m/s (18 mph). As the year comes to a close, the wind patterns showcase a notable variation, peaking mid-year before tapering into the more tranquil conditions experienced in the final months. With December echoing the softer winds of January and October, it's an ideal time to enjoy the serene coastal beauty, making it a perfect precursor to the breezier months ahead in the vibrant Mauritian landscape.
Weather in Grande Riviere Noire varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Grande Riviere Noire, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January share similar temperature ranges, with both months experiencing minimum temperatures around 23-24°C (74-75°F) and maximums reaching 30°C (86°F). However, January sees a slight increase in average temperature, rising from 26°C (80°F) in December to 27°C (80°F). Precipitation is notably higher in January, with 143 mm (5.6 in) over 17 days compared to December’s 67 mm (2.6 in) over 16 days. Additionally, the humidity marginally rises from 81% in December to 82% in January, contributing to a muggy atmosphere. For more detailed information, you can check Grande Riviere Noire weather in January.
In comparing the weather of December and February, we notice a slight increase in temperatures, with February averaging 27°C (81°F) compared to December's average of 26°C (80°F). Both months experience maximum temperatures reaching 30°C (86°F), but December has a lower minimum temperature of 23°C (74°F) versus February's 24°C (76°F). However, February is notably wetter, receiving 133 mm (5.2 in) of precipitation over 19 days, while December sees 67 mm (2.6 in) over 16 days, indicating a higher likelihood of rainfall and humidity in February, which sits at 86% compared to December's 81%. For more detailed information, you can check Grande Riviere Noire weather in February.
December and March exhibit similar warm temperatures, with both months reaching a maximum of around 30°C (86°F) while March slightly edges out December with an average of 27°C (81°F) compared to December’s 26°C (80°F). However, the two months differ in precipitation, as March experiences significantly higher rainfall, totaling 123 mm (4.8 in) over 17 days, compared to December's 67 mm (2.6 in) over 16 days. Humidity levels are also quite comparable, with March being just a notch higher at 82% versus December's 81%. For more specific insights on March weather, you can check out Grande Riviere Noire weather in March.
December and April exhibit quite similar temperature patterns, with both months featuring a minimum of 23°C (74°F), an average of around 26°C (80°F), and a maximum of 30°C (86°F). However, April tends to experience slightly higher precipitation, with 84 mm (3.3 in) over 15 days, compared to December's 67 mm (2.6 in) over 16 days. The humidity levels are comparable as well, with December at 81% and April at 83%, suggesting that while temperatures remain stable, April might feel a tad more humid and wetter. For more detailed information on April weather, check out Grande Riviere Noire weather in April.
In December, the weather is typically warmer than in May, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F). This month also experiences considerable precipitation, with about 67 mm (2.6 inches) falling over 16 days, contributing to a high humidity level of 81%. In contrast, May presents slightly cooler conditions, with temperatures averaging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F). Additionally, May sees significantly less rain, with only 39 mm (1.5 inches) over just 6 days, resulting in a relatively comfortable humidity level of 80%. For more specific details on May weather, visit Grande Riviere Noire weather in May.
When comparing the weather in December and June, it's evident that December tends to be warmer and wetter. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 30°C (86°F), with an average of 26°C (80°F). This month also sees higher precipitation, with about 67 mm (2.6 in) falling over 16 days and humidity levels reaching 81%. In contrast, June experiences milder temperatures, with a minimum of 21°C (69°F), an average of 23°C (74°F), and a maximum of 27°C (80°F). Precipitation is significantly lower in June, totaling only 21 mm (0.8 in) spread over just 3 days, and humidity reduces to 74%. For a detailed look at June weather in this region, check out Grande Riviere Noire weather in June.
In December, the weather is notably warmer with average temperatures reaching 26°C (80°F) and maximums climbing up to 30°C (86°F). This month experiences a higher level of humidity at 81%, along with increased precipitation, totaling 67 mm (2.6 in) over about 16 days. In contrast, July brings cooler temperatures with an average of 22°C (73°F) and maximums around 26°C (79°F). Additionally, July is drier, receiving only 21 mm (0.8 in) of rain over just 4 days, and has a lower humidity level of 75%. For a detailed look at the weather patterns, you can check Grande Riviere Noire weather in July.
December and August showcase contrasting weather patterns. December experiences warmer temperatures, with minimums averaging 23°C (74°F) and maximums reaching up to 30°C (86°F), while August is cooler, with minimums around 19°C (67°F) and maximums peaking at 26°C (78°F). Additionally, December sees significantly more precipitation, averaging 67 mm (2.6 in) over 16 days, compared to August's drier conditions, which only accumulates 19 mm (0.7 in) over just 3 days. Humidity levels are also higher in December at 81%, compared to August's 74%. For a detailed look at August weather, visit Grande Riviere Noire weather in August.
December and September exhibit distinct differences in weather character. December tends to be warmer, with average temperatures reaching around 26°C (80°F), while September is cooler, averaging about 23°C (73°F). Additionally, December sees significantly more rainfall, with 67 mm (2.6 in) over 16 days, contrasting sharply with September's lighter precipitation of only 13 mm (0.5 in) over just 3 days. Humidity levels are fairly high in both months, with December slightly higher at 81% compared to September’s 78%. For a more detailed look at September's weather, you can check Grande Riviere Noire weather in September.
In comparing the weather conditions of December and October, December generally features warmer temperatures, with a minimum of 23°C (74°F) and an average of 26°C (80°F), compared to October's minimum of 20°C (69°F) and average of 24°C (75°F). December also sees higher maximum temperatures, reaching up to 30°C (86°F) against October's peak of 27°C (81°F). Additionally, December experiences more precipitation, with 67 mm (2.6 in) over 16 days, whereas October has only 30 mm (1.2 in) across 9 days. The humidity in December is slightly higher at 81% compared to October’s 77%. For more details on October’s weather, you can check Grande Riviere Noire weather in October.
December weather is generally warmer than November, with minimum temperatures reaching 23°C (74°F) compared to November's 20°C (68°F). The average temperature in December is also higher at 26°C (80°F), while November sees an average of 25°C (77°F). Additionally, December experiences more precipitation, totaling 67 mm (2.6 in) over 16 days, compared to November's 36 mm (1.4 in) over just 10 days. Humidity increases slightly in December to 81%, while November has a humidity level of 78%. For a detailed comparison of November's weather, you can visit Grande Riviere Noire weather in November.
As December unfolds in Grande Riviere Noire, visitors can expect a delightful blend of warm temperatures and increased humidity, setting the stage for a quintessential tropical experience. With the mercury soaring towards a maximum of 30°C, the sunshine ignites the vibrant surroundings while average temperatures linger pleasantly around 26°C. However, the month also brings a notable rise in rainfall, with precipitation gracing the area on nearly half the days. This shift towards a wetter season distinguishes December from the drier months, creating a lush backdrop for outdoor adventures. For a deeper understanding of what to expect from the weather throughout the year, explore the detailed insights at Grande Riviere Noire Climate.