Last updated: August 28, 2025
May in Phat Diem, Vietnam brings a warm and humid climate, with temperatures soaring to a maximum of 37°C (99°F) and an average of 28°C (83°F), while lows dip to a comfortable 20°C (68°F). This month experiences significant precipitation, recording around 156 mm (6.1 in) of rainfall over 14 days, contributing to an overall humidity level of 78%. Visitors can expect a mix of sunny and rainy days, perfect for exploring the area's vibrant landscapes and rich culture.
In May, Phat Diem, Vietnam experiences a notable shift in temperatures, marking the arrival of warmer weather. With a minimum temperature of 20°C (68°F) and a maximum soaring to 37°C (99°F), the month sees a substantial rise in warmth compared to the preceding months. The average temperature settles at a comfortable 28°C (83°F), inviting outdoor activities and exploration. This trend of escalating temperatures is evident from the gradual rise seen since April, and it continues into June, emphasizing the onset of summer in this charming region. As the month progresses, expect longer, sunnier days, perfect for enjoying Phat Diem's enchanting landscapes and rich cultural heritage.
In May, Phat Diem experiences a significant uptick in precipitation, recording 156 mm (6.1 in) of rain over 14 days. This surge marks a sharp contrast to the drier months preceding it, such as January's 40 mm and February's 24 mm. As the transition into the wettest months begins, May sets the stage for a pattern of increasing rainfall, laying the groundwork for the heavier deluges that follow in July and August. The marked increase in rainy days this month not only highlights the onset of the monsoon season but also underscores the region's transformation into a lush landscape, primed for growth and vitality. As these seasonal rains accumulate, they play a crucial role in supporting the local ecosystem and agriculture.
In May, Phat Diem, Vietnam, experiences a notable rise in humidity, reaching 78%. This slight increase signals the transition into the hotter months, as the humidity starts to climb from the preceding months, where April recorded a lower level of 70%. As the region moves into the summer, it becomes evident that June and July will bring even higher levels, with humidity peaking at 82% and an intense 90% respectively. This pattern highlights a consistent trend of increasing moisture in the air as the year progresses, offering a taste of the balmy tropical climate that defines Phat Diem in the coming summer months.
As May unfolds in Phat Diem, Vietnam, the UV Index reaches a peak of 13, placing it in the extreme exposure category with a burn time of just 10 minutes. This trend of intense solar radiation is consistent with the preceding months, where both April and March also displayed extreme levels of UV exposure. Comparatively, the UV Index begins to stabilize slightly in November, dropping to 9, labeling it as very high, which highlights the drastic seasonal shift. It’s essential for residents and visitors alike to stay vigilant about UV protection during this period, ensuring safety while enjoying the vivid sunshine of Phat Diem. For more details, visit the Phat Diem UV Index.
UV Risk Categories
May in Phat Diem, Vietnam, heralds the arrival of abundant sunshine, boasting an impressive 313 hours of bright daylight—one of the highest levels of the year. As spring transitions into the warmer months, the sunlight progressively increases, jumping from 166 hours in January to a substantial 258 hours in April. This upward trend continues into June, where the sun still shines generously with 308 hours. However, as the year rolls on, we observe a gradual decline in sunshine hours during the later months, with July and August seeing 294 and 276 hours, respectively. Thus, May stands out not only as a peak of sunlight but also as a vibrant time to enjoy the natural beauty that Phat Diem has to offer.
In Phat Diem, Vietnam, May offers a 39% chance of sunny weather, making it one of the brighter months in the early part of the year. This percentage shows a slight improvement from April's 27%, indicating a gradual transition into sunnier days as the region approaches the summer months. Notably, after May, the likelihood of sunshine takes a sharp downturn, particularly in June and August, where it plummets to a mere 15% and 14% respectively. This trend suggests that if you're hoping to bask in the sun, May serves as a prime opportunity before the arrival of the wetter, cloudier months ahead. The overall pattern emerges as a reminder that the early summer might be the last chance to enjoy some radiant weather until the sun returns later in the year.
As the year progresses in Phat Diem, Vietnam, daylight duration showcases a fascinating seasonal rhythm. January and February bask in 11 hours of daylight, creating a gentle start to the year. The days gradually lengthen in March and April, each offering 12 hours of sunshine, signaling the approach of summer. By May, daylight reaches its peak at 13 hours, which it maintains through June and July, allowing residents to enjoy extended evenings and vibrant outdoor activities. As summer fades into fall, daylight gently retreats, slipping back to 12 hours in August and September, before settling at 11 hours in October and November. Ultimately, December ushers in the shortest days with just 10 hours of light, rounding out a year filled with varying daylight experiences. This rhythmic change not only marks the passage of time but also emphasizes the unique charm of Phat Diem’s temperate climate throughout the seasons.
In May, Phat Diem, Vietnam experiences a notable increase in wind speed, averaging 4.4 m/s (10 mph), which marks the beginning of a breezier season. This uptick follows a gradual rise from 3.1 m/s in January and 2.7 m/s in February, reflecting a transition towards more dynamic weather patterns as the warmer months approach. The wind maintains a steady presence through June at 4.1 m/s, before dipping slightly in the summer. This trend highlights May as a pivotal month where the gentle whispers of earlier months give way to a more invigorating breeze, setting the stage for vibrant outdoor activities and a unique atmosphere in Phat Diem.
Weather in Phat Diem varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Phat Diem, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present notably different weather patterns. In May, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 28°C (83°F). The month is quite rainy, experiencing about 156 mm (6.1 in) of precipitation over 14 days, coupled with high humidity levels at 78%. In contrast, January features a cooler climate, with temperatures ranging from 9°C (49°F) to a maximum of 26°C (79°F) and an average of 19°C (66°F). Precipitation is significantly lower in January, amounting to just 40 mm (1.6 in) over 7 days, along with a slightly lower humidity at 74%. For more detailed insights, you can check out Phat Diem weather in January.
May and February present contrasting weather patterns. In May, temperatures soar with a minimum of 20°C (68°F) and an average of 28°C (83°F), peaking at a sweltering 37°C (99°F). This month also sees significant precipitation, totaling 156 mm (6.1 in) over about 14 days, accompanied by high humidity at 78%. In stark contrast, February offers milder temperatures, with a minimum of 9°C (48°F) and an average of 19°C (66°F), and a maximum reaching 27°C (82°F). Additionally, February experiences much less rainfall, accumulating only 24 mm (1.0 in) over about 5 days, while maintaining a similar humidity level of 77%. For a closer look at February weather, you can explore Phat Diem weather in February.
In comparing the weather of May and March, May experiences significantly warmer temperatures, with average highs reaching up to 37°C (99°F) compared to March's maximum of 31°C (89°F). The minimum temperatures in May are also higher, starting at 20°C (68°F) versus March's 16°C (60°F). Humidity levels are slightly elevated in May at 78%, compared to 74% in March, contributing to a muggy atmosphere. Additionally, May sees substantially more precipitation, accumulating around 156 mm (6.1 in) over 14 days, while March receives only 49 mm (1.9 in) over 10 days. For more detailed information about March weather specifics, you can refer to Phat Diem weather in March.
Comparing the weather in April and May reveals notable differences in temperature and precipitation. In April, the minimum temperature is a comfortable 16°C (62°F), with an average of 24°C (76°F) and a maximum of 35°C (95°F). The month sees about 86 mm (3.4 in) of precipitation over 10 days, accompanied by a humidity level of 70%. In contrast, May experiences warmer temperatures, with a minimum of 20°C (68°F), an average of 28°C (83°F), and a peak of 37°C (99°F). Additionally, May is wetter, receiving 156 mm (6.1 in) of rain across 14 days and higher humidity at 78%. For further insights on April weather, you can visit Phat Diem weather in April.
In comparing the weather between May and June, we see a notable increase in temperature and humidity. May features a minimum temperature of 20°C (68°F), averaging 28°C (83°F) and peaking at 37°C (99°F), along with a significant 156 mm (6.1 in) of precipitation over 14 days and humidity levels at 78%. In contrast, June's weather is warmer, with a minimum of 24°C (75°F), an average of 31°C (88°F), and a maximum of 38°C (100°F). Although June has slightly lower precipitation at 109 mm (4.3 in) over 11 days, the humidity increases to 82%. For more details on June weather in Phat Diem, you can check Phat Diem weather in June.
In comparing the weather between May and July, we observe that both months experience high temperatures, with maxima reaching up to 37°C (99°F). However, May tends to be slightly cooler, with average temperatures around 28°C (83°F) compared to July's warmer average of 30°C (86°F). Additionally, July brings significantly higher humidity levels at 90%, compared to May's 78%, contributing to a more oppressive feel. Precipitation also increases notably in July, with 303 mm (11.9 in) over 18 days, whereas May has 156 mm (6.1 in) distributed across 14 days, making July the wetter month. For more specific details on July weather, you can check Phat Diem weather in July.
May and August present distinctly different weather patterns. In May, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average temperature of 28°C (83°F). The month also experiences significant rainfall, totaling 156 mm (6.1 in) across 14 days, accompanied by a humidity level of 78%. Conversely, August is typically warmer, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 36°C (98°F), averaging 30°C (86°F). However, it sees a considerable increase in precipitation, with 338 mm (13.3 in) over 21 days and higher humidity at 90%. For more details on August weather, you can visit Phat Diem weather in August.
May and September exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 28°C (83°F). This month experiences 156 mm (6.1 in) of precipitation over 14 days and maintains a humidity level of 78%. Conversely, September features slightly higher temperatures, with a minimum of 24°C (75°F) and an average of 29°C (84°F), peaking at 35°C (95°F). Rainfall is significantly greater, totaling 274 mm (10.8 in) over 21 days, accompanied by increased humidity at 84%. For a more detailed look at the weather in September, you can visit Phat Diem weather in September.
In comparing the weather between May and October, we find notable differences in temperature and precipitation. May temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 28°C (83°F). This month also experiences significant rainfall, totaling 156 mm (6.1 in) over approximately 14 days, with humidity around 78%. In contrast, October sees slightly cooler temperatures, with a minimum of 19°C (66°F), an average of 25°C (78°F), and a maximum of 33°C (91°F). However, it is wetter, with precipitation reaching 276 mm (10.9 in) across about 18 days and a humidity level of 81%. For a more detailed look at the weather conditions during this month, you can check Phat Diem weather in October.
May experiences significantly warmer temperatures compared to November, with minimums around 20°C (68°F) and maximums reaching up to 37°C (99°F) versus November's milder range of 14°C (57°F) to 30°C (85°F). The average temperature in May is 28°C (83°F), while in November it cools down to 23°C (73°F). In terms of precipitation, May is much wetter, receiving 156 mm (6.1 in) over approximately 14 days, whereas November sees less rain at 78 mm (3.1 in) across about 10 days. Both months maintain a consistent humidity of 78%, but the overall feel is vastly different due to the temperature variations. For more detailed insights on the weather during this time, check out Phat Diem weather in November.
In comparing the weather of May and December, noticeable contrasts emerge. May features much warmer temperatures, with a minimum of 20°C (68°F) and an average high reaching up to 37°C (99°F). This month also sees substantial rainfall, totaling 156 mm (6.1 in) over approximately 14 days, contributing to high humidity levels of 78%. In stark contrast, December offers cooler conditions, with temperatures ranging from a minimum of 10°C (50°F) to an average high of 29°C (84°F). Precipitation in December is significantly lower, at 43 mm (1.7 in) over just 6 days, while humidity remains consistent at 78%. For more detailed insights, you can check out Phat Diem weather in December.
In May, Phat Diem experiences a shift towards warmer and more humid conditions compared to the earlier spring months. With daily temperatures frequently climbing, this period marks a transition into the hotter season, where the average warmth embraces a balmy feel that contrasts sharply with the cooler, drier air of previous months. Additionally, the increased rainfall, observed over several days, contributes to a lush landscape but also adds humidity to the atmosphere, making it feel more intense. This combination of warmth and precipitation sets the stage for the vibrant summer ahead, as reflected in the data. For a more detailed understanding of the local climate patterns, check out Phat Diem Climate.