Last updated: January 18, 2025
Quảng Ninh, Vietnam, experiences a Cwa climate classification characterized by distinct seasonal variations. The minimum temperature drops to a chilly 6°C (43°F) in January, while the average annual temperature hovers around a comfortable 24°C (75°F). The region warms up significantly, peaking at an impressive 39°C (102°F) during the month of June. This temperature fluctuation underscores the diverse meteorological conditions that shape Quảng Ninh, making it a unique case study for climate enthusiasts and researchers alike.
In Quảng Ninh, Vietnam, temperature patterns exhibit clear seasonal trends that reflect the region's diverse climatic conditions. Winter months from January to February feature cooler temperatures, with minimums dropping to 6°C (43°F) and averages around 17-18°C (63-64°F). As spring approaches in March and April, temperatures begin to rise, marked by warmer averages peaking at 23°C (74°F) in April and maximums reaching 35°C (95°F). The onset of summer in May ushers in the hottest periods, with temperatures soaring to 39°C (102°F) in June, while July and August maintain high averages around 29°C (84°F). As the autumn months arrive, notably September through November, temperatures gradually decline, culminating in November's minimum of 10°C (51°F) and a return to more moderate averages, setting the stage for the cooler winter once again. This cyclical temperature variation underscores the region's vibrant seasonal transitions.
Mong Cai experiences a temperature range from a chilly 7°C (45°F) in January to a warm 33°C (92°F) in September, as detailed in the monthly temperatures in Mong Cai. In contrast, Co To sees slightly milder conditions, with a minimum of 9°C (48°F) in January and a maximum of 32°C (90°F) in June, according to the monthly temperatures in Co To. Meanwhile, Ha Long presents a broader temperature fluctuation, reaching a low of 7°C (45°F) in February and soaring to a high of 38°C (100°F) in June, found in the monthly temperatures in Ha Long.
Quảng Ninh, Vietnam, experiences a distinct pattern of precipitation throughout the year, characterized by a marked increase from late spring to summer. January starts off relatively dry with 39 mm (1.5 in) of rain over 7 days, gradually increasing in February to 46 mm (1.8 in). As the region transitions into spring, rainfall further intensifies, with March recording 61 mm (2.4 in), and April witnessing 91 mm (3.6 in). The onset of summer in May brings a significant surge, with rainfall soaring to 177 mm (7.0 in) and the rainy trend accelerates through June, accumulating 253 mm (10.0 in) over 20 days.
The peak of the rainy season occurs in August, when Quảng Ninh faces its highest precipitation levels, with an astonishing 522 mm (20.6 in) over 27 days, contributing to potential flooding and challenging weather conditions. As the year progresses into September and October, precipitation starts to decline but remains substantial, with 277 mm (10.9 in) and 221 mm (8.7 in), respectively. Finally, November and December bring a return to drier conditions, dropping to 44 mm (1.7 in) and 40 mm (1.6 in) over 8 and 7 days. This annual precipitation cycle not only influences local ecosystems but also plays a critical role in the agricultural practices and water resources of the region.
In Quảng Ninh, Vietnam, sunshine duration showcases a pronounced seasonal trend, with hours steadily increasing from winter into summer. Starting the year with 173 hours of sunshine in January, the region enjoys a gradual rise, hitting 219 hours in February, followed by 212 hours in March. This upward trajectory accelerates significantly in the spring, culminating in April with 252 hours of sun. May marks the true arrival of summer, leading to the peak sunshine months, where the region basks in an impressive 308 hours of sunlight, closely followed by June and July, recording 298 hours and 301 hours, respectively.
As summer transitions into autumn, sunshine hours remain abundant but begin to decline, with August experiencing 269 hours, followed by September with 287 hours. October sees a further decrease to 263 hours, while November and December finish the year with 251 hours and 239 hours of sunshine, respectively. This seasonal cycle of sunlight not only underscores Quảng Ninh's vibrant and favorable climate for tourism and agriculture but also emphasizes the importance of planning outdoor activities during the sunniest months, particularly from May to July, when the duration of sunshine is at its zenith.
In Quảng Ninh, Vietnam, the UV Index reflects significant seasonal variation, indicating the potential for skin damage from sun exposure. The year begins with a very high UV Index of 8 in January, which quickly escalates to 10 in February, maintaining the very high exposure category. As spring unfolds, the UV Index sharply rises, peaking at an extreme level of 12 in March and reaching a maximum of 14 in May—the highest level during the hottest months. With burn times dropping to just 10 minutes during this period, it is crucial for residents and visitors alike to take protective measures against harmful UV radiation.
As summer transitions into autumn, the UV Index remains consistently high, bouncing between 13 and 14 from June to August. Even as the season changes in September and October, the UV Index remains in the extreme category, resting at 13 and 11, respectively. The sun's intensity noticeably decreases in the final months of the year, with a drop to 9 in November and 7 in December, the latter categorized as high with a longer burn time of 25 minutes. This seasonal UV pattern emphasizes the importance of sun safety, particularly during the summer months when peak exposure can lead to rapid skin damage.
UV Risk Categories
In Quảng Ninh, Vietnam, daylight duration exhibits an intriguing seasonal cycle that reflects the region's climatic conditions throughout the year. Starting in January, the length of daylight is approximately 10 hours, gradually increasing to 11 hours in February. The transition into spring brings further extension, with daylight reaching 12 hours in both March and April, signaling the approach of sunnier days. By May, the duration peaks at 13 hours, maintaining this maximum until July, which can be considered the zenith of daylight enjoyment in the region.
As the summer wanes into autumn, daylight duration begins to decrease, with August and September both returning to 12 hours. Following this, October and November witness a gradual reduction to 11 hours once again. Finally, as the year comes to a close, daylight falls back to 10 hours in December. This rhythmic fluctuation in daylight not only shapes Quảng Ninh's ecological patterns but also guides outdoor activities and cultural practices, as residents and tourists alike adapt to the changing length of day throughout the seasons.
Co To, Vietnam experiences a diverse climate throughout the year, characterized by mild winters and hot summers. January temperatures generally range from a minimum of 9°C (48°F) to a maximum of 22°C (72°F), while summer months, particularly July and August, can reach up to 32°C (89°F) with high humidity. Rainfall is prominent from May to August, peaking in July with 435 mm (17.1 in), while the annual hours of sunshine are highest in May at 314 hours. For more detailed information, visit Co To climate.
Ha Long, Vietnam, experiences a tropical climate characterized by distinct seasonal variations. Temperatures range from a cool 7°C (45°F) in February to a sweltering 38°C (100°F) in June, with the warmest months being May through August. Rainfall is abundant, peaking in August with over 521 mm (20.5 in), while the winter months see significantly less precipitation. Sunlight is plentiful during the summer, with May to July enjoying over 290 hours of sunshine, making it an attractive time for visitors. For more detailed information, visit Ha Long climate.
Mong Cai, Vietnam experiences a tropical climate marked by distinct temperature and precipitation patterns. During the year, temperatures range from a minimum of 7°C (45°F) in January to a maximum of 33°C (91°F) in the summer months of July and August. Rainfall peaks in July and August, with average monthly totals of 364 mm and 469 mm, respectively, while the dry season occurs from November to March with significantly lower precipitation. Sunshine is abundant, particularly in May, when it enjoys around 305 hours of sunlight. For more detailed information, visit Mong Cai climate.
In conclusion, Quảng Ninh, Vietnam, presents a rich tapestry of climatic characteristics defined by its temperature variations, precipitation patterns, UV Index fluctuations, sunshine duration, and daylight hours throughout the year. With distinct seasonal transitions, such as the sweltering summers marked by high UV and ample sunshine, and the milder winter months that offer cooler temperatures and reduced daylight, the region's climate plays a crucial role in shaping both the environment and the lifestyles of its inhabitants. Understanding these climatic patterns not only helps to appreciate the natural beauty and ecological diversity of Quảng Ninh but also informs effective planning for agriculture, tourism, and outdoor activities, ensuring that both locals and visitors can fully enjoy all that this vibrant region has to offer.