Last updated: August 28, 2025
August in Haiphong, Vietnam, greets visitors with warm temperatures and an inviting tropical climate. Daily highs reach a peak of 35°C (95°F), while the average settles around a comfortable 29°C (85°F), dropping to a pleasant 25°C (78°F) at night. This month is also marked by significant precipitation, with 511 mm (20.1 in) of rainfall spread over 25 days, resulting in a lush, vibrant landscape. Humidity remains high at 89%, contributing to the rich atmosphere of this coastal city. If you're planning a visit, prepare for both the heat and the refreshing downpours that characterize August in Haiphong.
In August, Haiphong experiences a warm embrace of summer, with temperatures that reflect the season's peak. The minimum temperature hovers around 25°C (78°F), while average temperatures rise to a balmy 29°C (85°F), reaching a maximum of 35°C (95°F). This trend illustrates a gradual warming as the year progresses, significantly ramping up from the more mild conditions of the earlier months. As July transitions into August, the city feels the full intensity of summer heat—a contrast to the cooler temperatures experienced from January to June. Locals and visitors alike can expect a sultry atmosphere, making it an ideal time for those who relish in the vibrant energy of summer days by the sea.
August marks a significant peak in precipitation in Haiphong, Vietnam, with a staggering 511 mm (20.1 in) of rainfall over 25 days. This month's downpour is a dramatic escalation from the already substantial rain in July, which recorded 301 mm (11.9 in) over 21 days. The trend suggests that as summer progresses, so does the intensity of rainfall, with August being the wettest month of the year. Interestingly, while the rainfall tapers off in September to 308 mm (12.1 in), the number of rainy days remains high at 23, indicating sustained, frequent showers. As the region transitions into the autumn months, the patterns of rainfall in August underscore the relentless nature of the monsoon season, characterized by both heavy amounts and persistent days of rain that shape the local climate.
As summer settles in, August in Haiphong, Vietnam showcases a notable peak in humidity, reaching a substantial 89%. This figure follows a steady increase from June's 81% and July's striking 90%, reflecting the intense tropical climate that characterizes this coastal city during the monsoon season. The trend of elevated humidity is evident throughout the warmer months, with May starting the upward swing at 73%. Interestingly, after August, a gradual decline begins in September at 82%, indicating a transitional shift towards milder weather. Overall, Haiphong's August humidity not only highlights the region's sticky summer conditions but also sets the stage for the forthcoming cooler months.
In August, Haiphong experiences a UV Index of 13, placing it in the extreme exposure category with a burn time of just 10 minutes. This trend towards higher UV levels continues from July, where the index also peaked at 13, highlighting the intense solar radiation prevalent during the peak summer months. As the year progresses from the earlier months, such as January and February, where the UV Index was slightly lower at 8 and 10 respectively, it becomes clear that those venturing outdoors should take extra precautions during late summer to protect their skin. The consistent extreme ratings from June through October underscore the importance of being vigilant against sun exposure—making it crucial for residents and visitors alike to stay informed. For more detailed information, visit Haiphong UV Index.
UV Risk Categories
August in Haiphong, Vietnam, bathes the city in a warm embrace of sunlight, with 262 hours of sunshine illuminating the vibrant streets. Following a peak in May with 312 hours, the sun's presence begins to wane slightly during this month, marking the transition to a cooler season. While August experiences less sunshine compared to the height of summer, it still boasts more sun than the earlier months, significantly more than the 179 hours seen in January. This gradual decline continues into September, yet the city's charm remains radiant, fueled by the lingering warmth of summer days and the promise of autumn.
In August, the chance of sunny weather in Haiphong, Vietnam is particularly low, with only a 14% likelihood of clear skies. This marks a continuation of a downward trend in sunshine opportunities as the summer progresses, peaking in May and June, and leading into the less favorable July and August months. Notably, this period experiences a significant dip in sun exposure compared to earlier months of the year. Visitors to Haiphong during this time should prepare for more overcast days, as the city's weather transitions into the wetter months, making it one of the cloudier times of the year. As such, if you're planning a trip, consider prioritizing activities that don't rely heavily on sunlit skies.
In Haiphong, Vietnam, August marks a subtle transition in daylight duration as the summer days gradually wane. With approximately 12 hours of daylight, August maintains the same length as the months of March and April, reflecting the peak of the rainy season where the balance between sun and clouds often shifts. The trend of increasing daylight through spring and early summer reaches its height in May through July, where each month basks in a generous 13 hours. Yet, as autumn approaches, daylight begins to recede, heralding shorter days ahead. This rhythm of daylight not only shapes the daily activities of Haiphong’s residents but also infuses the natural landscape with a rich tapestry of changing light, signaling the arrival of new seasonal nuances.
In August, Haiphong enjoys a gentle breeze with an average wind speed of 3.6 m/s (8 mph), consistent with the lighter winds typical of the summer months. This subtle increase from the lower speeds seen in July reflects the transition as the city gears up for the slightly more dynamic conditions of September. Notably, May peaks at 4.9 m/s (11 mph), marking the month of strongest winds, while the coolest months, such as February and September, experience the calmest days at 3.2 m/s (7 mph) and 2.6 m/s (6 mph), respectively. The overall trend highlights a gradual increase in wind strength from the early year, reaches its zenith during late spring, and then stabilizes into the more tranquil late summer and autumn months, creating a refreshing respite for both locals and visitors alike.
Weather in Haiphong varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Haiphong, focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, the weather is characterized by high temperatures, ranging from a minimum of 25°C (78°F) to a maximum of 35°C (95°F), with an average of 29°C (85°F). This month is also marked by significant precipitation, totaling 511 mm (20.1 in) over 25 rainy days and high humidity at 89%. In stark contrast, January boasts much cooler temperatures, with a range from a minimum of 9°C (49°F) to a maximum of 25°C (78°F) and an average of 18°C (65°F). Moreover, January sees significantly less rain, with only 33 mm (1.3 in) falling over just 8 days, and a lower humidity level at 66%. For more specific details about January weather, you can refer to Haiphong weather in January.
August and February present starkly contrasting weather patterns. In August, the temperatures soar with a minimum of 25°C (78°F), peaking at 35°C (95°F) and averaging around 29°C (85°F). This month also experiences significant rainfall, with 511 mm (20.1 in) of precipitation over 25 days and high humidity levels at 89%. In contrast, February offers much cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 25°C (78°F), averaging 19°C (66°F). Precipitation is minimal during this month, totaling only 33 mm (1.3 in) over just 7 days, and humidity is lower at 71%. For more detailed information, you can refer to Haiphong weather in February.
August and March in Haiphong showcase distinct weather patterns, reflecting the transitions of the seasons. August is characterized by high temperatures, with a minimum of 25°C and an average of 29°C, peaking at 35°C. The month is also marked by significant rainfall, receiving 511 mm over 25 days, coupled with high humidity at 89%. In contrast, March offers a milder climate, with temperatures ranging from a minimum of 16°C to an average of 22°C, culminating at 29°C. Precipitation is markedly lower in March, totaling just 50 mm over 13 days, and humidity is reduced to a more comfortable 69%. For a closer look at the details, check out Haiphong weather in March.
In August, the weather is significantly warmer and more humid than in April, with minimum temperatures around 25°C (78°F) and averaging 29°C (85°F), compared to April's cooler minimum of 16°C (61°F) and average of 24°C (76°F). The maximum temperatures in August reach up to 35°C (95°F), while in April they peak at 31°C (89°F). Additionally, August experiences much higher precipitation, with 511 mm (20.1 in) over 25 days, whereas April sees only 82 mm (3.2 in) over 13 days, resulting in much drier conditions. Humidity is also a key difference, as August has an uncomfortable 89%, while April's humidity is a more manageable 64%. For more detailed information, you can check Haiphong weather in April.
In comparing the weather between August and May, August experiences higher humidity levels at 89%, significantly more than May's 73%. While both months share the same maximum temperature of 35°C (95°F), August has a slightly higher average temperature of 29°C (85°F) compared to May's 28°C (82°F). Precipitation is also a drastic contrast; August sees a substantial 511 mm (20.1 in) over 25 days, while May has only 152 mm (6.0 in) across 16 days. For more detailed information about May weather patterns, you can visit Haiphong weather in May.
When comparing the weather in August and June, we see some notable differences. August typically has a minimum temperature of 25°C (78°F) and averages around 29°C (85°F), while June is slightly warmer on average at 30°C (87°F) with a maximum of 36°C (96°F). August experiences significantly more precipitation, totaling 511 mm (20.1 in) over 25 days, compared to June's 192 mm (7.5 in) over just 15 days. Additionally, humidity levels are higher in August at 89% versus June's 81%. For a more detailed look at June weather, you can visit Haiphong weather in June.
In comparison to July, August experiences slightly cooler minimum temperatures, averaging 25°C (78°F) compared to July's 26°C (79°F). Both months feature the same maximum temperature of 35°C (95°F), but August has a marginally lower average temperature of 29°C (85°F) versus July's 30°C (86°F). However, August sees significantly higher precipitation, accumulating 511 mm (20.1 in) over 25 days, while July receives 301 mm (11.9 in) across 21 days. Humidity levels are comparable, with July at 90% and August at 89%. For a detailed overview of July's climate, you can refer to Haiphong weather in July.
In comparison to August, September experiences slightly milder temperatures, with minimums of 24°C (75°F) compared to 25°C (78°F) and maximums of 34°C (93°F) versus 35°C (95°F). The average temperature remains consistent at around 29°C (84°F in September and 85°F in August). Notably, September sees a significant decrease in precipitation, recording 308 mm (12.1 in) over 23 days, while August has a much higher precipitation total of 511 mm (20.1 in) over 25 days. Additionally, humidity levels drop from 89% in August to 82% in September, contributing to a more comfortable atmosphere. For more details, you can check Haiphong weather in September.
In August, the weather is characterized by higher temperatures, with a minimum of 25°C (78°F) and an average of 29°C (85°F), peaking at 35°C (95°F). This month also sees significant rainfall, with 511 mm (20.1 in) spread over 25 days and high humidity at 89%. In contrast, October experiences milder temperatures with a minimum of 19°C (66°F), an average of 26°C (78°F), and a maximum of 33°C (92°F). Additionally, October has less precipitation, totaling 276 mm (10.8 in) over 17 days, and lower humidity at 77%. For more detailed information, you can check Haiphong weather in October.
In August, the weather tends to be hot and humid, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 35°C (95°F) and an average of 29°C (85°F). During this month, rainfall is frequent, with 511 mm (20.1 in) of precipitation occurring over 25 days, creating a steamy atmosphere with high humidity at 89%.
In contrast, November brings a much cooler climate, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 29°C (84°F) and an average temperature of 23°C (74°F). Precipitation drops significantly to just 54 mm (2.1 in) over 10 days, and humidity levels decrease to 72%, making it a much more comfortable time of year. For more detailed insights, you can check Haiphong weather in November.
In August, the weather is characterized by warmth and high humidity, with average temperatures reaching 29°C (85°F) and maximums peaking at 35°C (95°F). This month sees substantial rainfall, totaling 511 mm (20.1 in) over 25 days, creating a muggy atmosphere with humidity levels at 89%. In stark contrast, December experiences much cooler temperatures, ranging from a minimum of 10°C (49°F) to an average of 19°C (67°F), and maxing out at 27°C (81°F). Precipitation in December is significantly lower, with only 43 mm (1.7 in) over 8 days and humidity dropping to 71%. For more detailed insights, visit Haiphong weather in December.
August in Haiphong is characterized by high temperatures and significant rainfall, setting it apart from other months. With an average temperature of around 29°C (85°F), the warmth is frequently accompanied by oppressive humidity levels reaching 89%, making it feel even hotter. Rainfall is a defining feature of this month, with over half a meter of precipitation spread across approximately 25 days. This contrast with the drier, cooler months creates a unique tropical experience, perfect for those seeking the vibrancy of a bustling city amid lush greenery. For a deeper understanding of what to expect throughout the year, explore Haiphong Climate.