Last updated: January 18, 2025
Bà Rịa-Vũng Tàu, located in southern Vietnam, is characterized by a Köppen-Geiger climate classification of Aw, indicating a tropical savanna climate. The region experiences a minimum temperature of 19°C (66°F) in December, making it the coolest month, while the average annual temperature hovers around 27°C (82°F). The warmest period occurs in April, where temperatures can peak at an impressive 36°C (97°F). This climatic profile not only influences local ecosystems but also shapes the lifestyle and activities of the region’s inhabitants.
In Bà Rịa-Vũng Tàu, Vietnam, temperature patterns exhibit notable seasonal trends throughout the year. January and February are characterized by cooler temperatures, with minimums around 19°C (66°F) and average highs reaching 34°C (94°F). As the year progresses into spring, March signals a warming trend, with minimums increasing to 22°C (72°F) and April peaking at 36°C (97°F), reflecting the onset of hotter weather. May maintains these higher temperatures but introduces slightly higher averages, around 29°C (84°F). The summer months, from June to August, bring a gradual cooling, with average temperatures stabilizing around 28°C (82°F), although maximums remain high at 34°C (94°F) in July. In September and October, temperatures further normalize, transitioning to averages of approximately 27°C (81°F), while November cools again to 21°C (69°F) before December sees temperatures dip back to a minimum of 19°C (66°F), completing the seasonal cycle with a familiar rhythm of warmth and mildness.
Con Son experiences minimum temperatures of 22°C (73°F) in December and peaks at 30°C (87°F) in May, while Vung Tau offers slightly cooler conditions with a minimum of 21°C (70°F) in December and a maximum of 31°C (88°F) in May. For detailed monthly temperatures, visit monthly temperatures in Con Son and monthly temperatures in Vung Tau.
Bà Rịa-Vũng Tàu, Vietnam, experiences a distinct precipitation pattern throughout the year, with significant rainfall concentrated during the summer months. January and February are the driest months, receiving only 34 mm (1.3 in) and 8 mm (0.3 in) of rainfall respectively, with just a few days of rain. As the seasons shift, April marks the beginning of the rainy season, bringing an increase to 50 mm (2.0 in) of precipitation over approximately 10 days. The true onset of the wet season begins in May, where rainfall skyrockets to 179 mm (7.1 in) over 24 days, creating a stark contrast to the preceding months.
The peak of the rainy season occurs from June to October, with Bà Rịa-Vũng Tàu experiencing substantial rainfall averaging above 200 mm (7.9 in) each month. July sees the highest precipitation at 263 mm (10.3 in), while August and October follow closely with 299 mm (11.8 in) and 298 mm (11.7 in) respectively. This period not only results in heavier rainfall but also more rainy days, with July and August averaging 28 days of rain each month. By November and December, precipitation begins to wane, with November receiving 196 mm (7.7 in) and December falling to 86 mm (3.4 in), signaling a gradual return to the drier conditions experienced earlier in the year.
Bà Rịa-Vũng Tàu, Vietnam, showcases a prominent seasonal trend in sunshine duration, reflecting a gradual increase from winter to summer. The year begins with January recorded at 255 hours of sunshine, and as February sets in, an encouraging rise to 298 hours can be observed. This upward trajectory culminates in March, which provides the highest sunshine duration of the year at 331 hours, signaling the transition into a sunnier, more vibrant spring. The consistency of ample sunlight persists into the summer months, with April and May hovering around 319 hours and 320 hours respectively, sustaining the delightful weather that attracts visitors to the region.
However, as we move into the latter half of the year, a noticeable shift occurs, albeit with relatively consistent sunshine. June to September sees a slight decline, with hours ranging from 296 hours in June to 287 hours in September. This period maintains considerable sunshine, particularly in July and August, with durations of 304 hours and 302 hours respectively, providing plenty of clear skies despite the increased rainfall of the corresponding wet season. October marks the beginning of further reductions, tapering down to 269 hours, before recovering slightly in November (282 hours) and December (298 hours). Overall, Bà Rịa-Vũng Tàu enjoys a rich tapestry of sunshine throughout the year, with clear seasonal patterns that enhance its tropical allure.
In Bà Rịa-Vũng Tàu, Vietnam, the UV Index consistently indicates a significant risk of harm from unprotected sun exposure throughout the year, falling into the extreme category. Beginning with January's UV Index of 12, conditions set the stage for high solar radiation, followed closely by February, which records an increase to 14. The intensity peaks in March at 16, representing the heightened risk during early spring when exposure can quickly lead to burns—placing the burn time at a mere 10 minutes across all months. This level of UV radiation remains a constant reminder of the need for precautionary measures during outdoor activities.
As the year progresses into the summer months, the UV Index remains perilously high, with April and May both recording a UV Index of 15. Although a slight decrease occurs in June to 13, the trend stabilizes with values of 14 from July through October, highlighting a sustained period of intense sunlight. Notably, even as the rainy season approaches, the UV Index remains significant, dropping only slightly to 11 in November and December. These persistent extreme levels emphasize the importance of protective measures such as sunscreen and appropriate clothing to mitigate the risks associated with ultraviolet exposure in this sun-drenched coastal region.
UV Risk Categories
Bà Rịa-Vũng Tàu, Vietnam, experiences a consistent pattern of daylight duration throughout the year, characterized by only minor fluctuations. In the early months of January and February, residents enjoy approximately 11 hours of daylight, providing a balanced mix of light and darkness. As the days lengthen with the arrival of March, daylight increases to 12 hours, a trend that continues through the spring and summer months of April to August, maintaining this optimal duration. This consistent exposure to daylight enhances outdoor activities, tourism, and the overall vitality of life in this coastal region.
In the latter part of the year, daylight duration begins to taper once again. September retains the 12-hour standard, but October ushers in a slight reduction back to 11 hours. The final months, November and December, echo this observation with 11 hours of daylight, reflecting a seasonal cycle that remains relatively stable. This predictability in daylight hours, alongside the generally favorable climate, positions Bà Rịa-Vũng Tàu as an attractive destination year-round, allowing residents and visitors to make the most of their time in the sun.
Con Son, Vietnam, experiences a tropical climate with warm temperatures throughout the year. Average monthly temperatures range from a minimum of 22°C (73°F) in December to a maximum of 30°C (86°F) in April and May. Rainfall is heaviest from May to October, peaking in September with 318 mm (12.5 in), while January and February are the driest months. Sunshine is abundant, especially in February with 300 hours, contributing to the island's inviting atmosphere. For more detailed information, visit Con Son climate.
Vung Tau, Vietnam experiences a tropical climate characterized by warm temperatures and seasonal rainfall. Average monthly temperatures range from a minimum of 21°C (70°F) in December to a maximum of 31°C (88°F) during the peak summer months of May through September. The rainy season occurs from May to October, with the highest precipitation in August and October, reaching up to 262 mm (10.3 in). Despite the rain, Vung Tau enjoys ample sunshine, particularly in February and March, with over 300 hours of sunlight. For more details, visit Vung Tau climate.
In conclusion, Bà Rịa-Vũng Tàu, Vietnam, presents an intriguing climate characterized by warm temperatures, abundant sunshine, and a consistently high UV Index throughout the year, alongside a stable pattern of daylight duration. The tropical savanna climate not only fuels the region's lush ecosystems but also offers inviting conditions for outdoor activities, tourism, and a vibrant lifestyle. With distinctive seasonal trends in precipitation and intense sunlight, understanding these climatic aspects is vital for both locals and visitors to enhance their experiences while ensuring safety from the sun’s harmful effects. Overall, Bà Rịa-Vũng Tàu stands out as a quintessential tropical destination that harmonizes natural beauty and warm hospitality.