May Weather in Ly Son, Vietnam

Last updated: August 28, 2025

May in Ly Son, Vietnam welcomes warm temperatures that range from a soothing minimum of 24°C (75°F) to a scorching maximum of 34°C (93°F), with an average temperature settling at a pleasant 29°C (84°F). This tropical paradise experiences about 10 days of precipitation, accumulating approximately 57 mm (2.2 in) throughout the month, resulting in an 80% humidity that adds a hint of tropical balminess to the air. Visitors can expect a vibrant environment where the warmth of the sun mingles with refreshing showers, making it an ideal time to explore the rich natural beauty and local culture of this stunning coastal gem.

May Temperature in Ly Son

May in Ly Son, Vietnam, marks a transition into the warm embrace of summer, with temperatures rising steadily. The minimum temperature reaches a comfortable 24°C (75°F), while the average hovers at a delightful 29°C (84°F). As the mercury peaks, the maximum temperature soars to a tropical 34°C (93°F), making it an ideal time for beach lovers and outdoor enthusiasts. Compared to the cooler months preceding it, May's warmth heralds a vibrant atmosphere, inviting travelers to enjoy sun-soaked days and balmy evenings. This month marks a shift from the mild spring temperatures of April, as Ly Son transforms into a lively coastal paradise, perfect for exploring its stunning landscapes and rich cultural heritage.

May Weather in Ly Son: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ly Son, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ly Son, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec747478808487868684817875
Data source: Temperature data for Ly Son generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Ly Son

May in Ly Son, Vietnam welcomes a modest precipitation amount of 57 mm (2.2 in), reflecting a slight uptick after April's drier spells. With rainfall occurring over 10 days, locals experience a refreshing shift that helps to rejuvenate the island's lush greenery. This month typically bridges the gap between the cooler, drier months and the onset of heavier summer rains, as seen in the following months of June and July, which usher in more substantial rainfall. Despite May's relatively low precipitation compared to the summer peak, it plays a crucial role in setting the stage for the verdant growth that characterizes the region as it heads into the more humid, rain-laden days of the year.

May Precipitation Trends in Ly Son

The chart displays monthly precipitation patterns in Ly Son, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Ly Son, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1396748565764108124239435511302
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ly Son

As May arrives in Ly Son, Vietnam, humidity remains relatively high at 80%, a slight increase from the drier April. This month marks a transition as the weather shifts towards the more humid summer months. Following May, humidity levels climb steadily through June and July, reaching 85%, before peaking in August and September at 87% and 88%, respectively. Notably, the trend indicates that the high humidity levels of the latter half of the year create a lush and vibrant environment, characteristic of Ly Son's tropical climate. Despite the initial dip from January's 86%, the subtle fluctuations in humidity provide insight into the region's seasonal rhythm, ultimately culminating in the heavy humidity typically experienced by year’s end.

May Average Humidity in Ly Son

This chart illustrates the average monthly humidity levels in Ly Son, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Ly Son is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%78%75%80%85%85%87%88%90%91%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ly Son

In May, Ly Son, Vietnam experiences a notably high UV Index of 14, classifying it within the extreme exposure category, where the potential for sunburn is significant, with a burn time as short as 10 minutes. This trend of extreme UV exposure began in the earlier months, peaking at 15 in April, before gradually decreasing slightly in June. Such high UV levels are consistent from February through July, making it crucial for visitors and residents alike to take protective measures against sun exposure. As the year progresses, the UV Index will only slightly decline, emphasizing the need for vigilance in sun safety throughout the region. For more detailed information, visit Ly Son UV Index.

Maximum UV Index Levels in Ly Son for May

The chart shows the monthly maximum UV Index (UVI) for Ly Son in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Ly Son typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141314141312109
Data source: Ly Son May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Ly Son

May brings an impressive 334 hours of sunshine to Ly Son, Vietnam, making it one of the sunniest months of the year. Following a gradual increase from 223 hours in January to March's peak of 319 hours, the trend continues upward into May. This month not only stands out with its abundant sunshine, but it also marks a vibrant transition into the summer season. As the year progresses into June, the sunshine remains plentiful, with 317 hours, ensuring that the allure of Ly Son shines brightly for visitors and locals alike. The consistent sunshine throughout spring and early summer, with May as a highlight, offers a perfect opportunity to soak in the natural beauty and charm of this stunning destination.

Monthly Sunshine Duration in Ly Son: May Highlighted

The May sunshine duration represents the total number of hours Ly Son experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec223h280h319h309h334h317h317h321h303h280h245h248h
Data source: Ly Son May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ly Son During May

In May, the likelihood of sunny weather in Ly Son, Vietnam stands at 52%, mirroring the sunshine chances of February but revealing a slight dip from April. This month, positioned between the vibrant warmth of spring and the impending summer heat, tends to favor fairly balanced conditions for outdoor activities. Notably, after May, the chances of sunshine diminish significantly, plunging to 27% in June, suggesting that May is an ideal time to soak up the sun before the rainy season sets in. As the weather transitions, those planning a visit can still expect ample opportunities to enjoy Ly Son’s scenic beauty under the sun.

Percentage of Sunny Days in May in Ly Son

The chart illustrates the percentage of sunny days in Ly Son throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ly Son experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%52%64%56%52%27%31%24%22%13%26%28%
Data source: Ly Son May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ly Son in May

In Ly Son, Vietnam, the month of May continues a trend of steady daylight, showcasing 12 hours of sunshine each day. This consistency in daylight hours begins in March and remains unchanged through April and May, reflecting a period of ample sunlight that nurtures the island's vibrant agriculture and lively beach activities. As the year progresses, daylight increases, peaking at 13 hours in June, before gradually returning to 11 hours by October. This rhythm of light signifies not just the changing seasons but also the island's captivating charm, inviting both locals and visitors to embrace the beauty of each sunlit day.

Average Daylight Hours in Ly Son for May

The chart illustrates the variation in daylight duration in Ly Son throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 18m11h 37m12h 2m12h 28m12h 49m13h12h 55m12h 36m12h 11m11h 46m11h 24m11h 13m
Data source: Ly Son daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Ly Son

In Ly Son, Vietnam, the winds of May present a delightful transition as the average wind speed reaches 4.7 m/s (11 mph), showcasing a gentle breeze that enhances the island's serene beauty. As winter fades, May's wind speeds reflect an uplifting trend, climbing from the lower figures of February and April, which hovered around 3.5 to 3.8 m/s. This increase not only enriches the coastal ambiance but also provides optimal conditions for water activities and exploration. Following this peak, the summer months typically experience a drop in wind speeds, particularly in June, where it dips to 2.9 m/s (6 mph). Overall, May serves as a pivotal month, harnessing a refreshing wind energy that heralds the vibrant atmosphere of Ly Son’s approaching summer.

Average May Wind Speed in Ly Son

The chart displays monthly wind speed patterns in Ly Son, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.03.84.13.54.7 m/s2.93.23.13.43.85.05.7
Data source: Ly Son May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Ly Son Compares to Other Months

Weather in Ly Son varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Ly Son, focusing on differences in temperature, rainfall, humidity, and UV levels.

In May, the weather is significantly warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (93°F), while January experiences cooler temperatures, averaging from 18°C (65°F) to 27°C (81°F). May also has a lower precipitation level, with 57 mm (2.2 in) over 10 days, compared to January's 139 mm (5.5 in) across 19 days, indicating a wetter and more humid environment in the early part of the year. Humidity levels are slightly lower in May at 80%, compared to 86% in January, making the former feel a bit less muggy. For more detailed insights into January weather, you can refer to Ly Son weather in January.

In comparing the weather between May and February, it’s evident that May tends to be warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (93°F), while February offers cooler conditions with averages between 18°C (64°F) and 28°C (83°F). Both months experience significant humidity levels, with February slightly higher at 83% compared to May's 80%. Precipitation is relatively close, with May receiving 57 mm (2.2 in) over 10 days and February experiencing 67 mm (2.6 in) over 12 days. For a more detailed view of February weather patterns, you can visit the following link: Ly Son weather in February.

In comparing the weather between March and May, May tends to be warmer, with average temperatures reaching 29°C (84°F) compared to March's average of 26°C (78°F). The maximum temperature in May also peaks higher at 34°C (93°F), while March only reaches up to 30°C (87°F). Despite both months experiencing similar precipitation patterns, with around 10 days of rainfall, May records slightly more rain, totaling 57 mm (2.2 in) compared to March's 48 mm (1.9 in). Humidity levels in May are marginally higher at 80%, while March sits at 78%. For a closer look at the specific weather conditions, refer to Ly Son weather in March.

May generally experiences warmer temperatures compared to April, with a minimum of 24°C (75°F) and an average of 29°C (84°F), while April sees slightly cooler temperatures, with a minimum of 21°C (71°F) and an average of 27°C (81°F). Both months witness similar levels of precipitation, with May having 57 mm (2.2 in) over 10 days and April slightly less at 56 mm (2.2 in) across 9 days. Humidity also rises in May, reaching 80%, compared to April's 75%. For more details on April weather, you can explore Ly Son weather in April.

In comparing the weather of May and June, June tends to be slightly warmer with average temperatures rising from 29°C (84°F) in May to 30°C (87°F). The minimum temperatures also see an increase, from 24°C (75°F) in May to 26°C (79°F) in June, while the maximum temperature peaks at 35°C (95°F) in June compared to 34°C (93°F) in May. Both months experience a similar number of rainy days, with May recording 10 days of precipitation and June just slightly less at 9 days. However, June experiences a slight increase in total precipitation, reaching 64 mm (2.5 inches) compared to May's 57 mm (2.2 inches). Humidity also rises, making June feel marginally more humid at 85%, compared to 80% in May. For more detailed weather insights, you can refer to this link: Ly Son weather in June.

May and July weather characteristics reveal noticeable differences. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 34°C (93°F), with an average of 29°C (84°F). The month experiences about 57 mm (2.2 in) of precipitation spread over 10 days, paired with a humidity level of 80%. In contrast, July sees slightly higher temperatures, with a minimum of 26°C (80°F), an average of 30°C (86°F), and a maximum reaching 35°C (95°F). Rainfall intensifies in July, accumulating to 108 mm (4.2 in) over 17 days, with humidity increasing to 85%. This increase in rain and humidity makes July feel more tropical. For more detailed insights, you can check Ly Son weather in July.

May and August exhibit warm temperatures, with both months experiencing similar maximums. May's average temperature of 29°C (84°F) slightly trails behind August's 30°C (86°F). However, the humidity rises from 80% in May to 87% in August, contributing to a more oppressive feel in late summer. Precipitation also increases significantly, with May seeing 57 mm (2.2 in) over 10 rainy days, compared to August's 124 mm (4.9 in) spread over 18 days, indicating a wetter and potentially stormier weather pattern. For more insights, you can check Ly Son weather in August.

May and September in Ly Son present warm temperatures, with both months averaging around 29°C (84°F) and experiencing maximums up to 34°C (93°F). However, September has a slightly higher minimum temperature of 25°C (78°F) compared to May's 24°C (75°F). Notably, September sees a significant increase in precipitation, totaling 239 mm (9.4 in) over 22 days, contrasted with May's 57 mm (2.2 in) and just 10 days of rain. This increase in rainfall is accompanied by higher humidity levels in September at 88%, compared to May’s 80%. For more detailed information on September weather, visit Ly Son weather in September.

May and October showcase distinct weather patterns, reflecting the transition from spring to autumn. In May, temperatures range from a comfortable minimum of 24°C (75°F) to an average of 29°C (84°F), with highs reaching 34°C (93°F). The month sees moderate precipitation of 57 mm (2.2 in) over about 10 days, coupled with a humidity level of 80%.

In contrast, October experiences cooler weather, with minimum temperatures remaining similar at 24°C (75°F) but averaging only 27°C (81°F) and peaking at 32°C (90°F). However, October is notably wetter, receiving a substantial 435 mm (17.1 in) of rain across 25 days, and the humidity rises to 90%. This marked increase in precipitation makes October a significantly wetter month compared to May. For more details about the weather in October specifically, check out the link: Ly Son weather in October.

In May, the weather tends to be hot and humid, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (93°F), and an average temperature of 29°C (84°F). Although it experiences about 57 mm (2.2 in) of precipitation over 10 days, the humidity remains relatively manageable at 80%. In contrast, November brings cooler conditions with temperatures between 23°C (73°F) and 29°C (85°F), averaging at 26°C (79°F). However, it is significantly wetter, with 511 mm (20.1 in) of rainfall spread across 26 days, leading to an increase in humidity to 91%. For more detailed insights into November weather, you can refer to Ly Son weather in November.

May and December present notably different weather patterns. May boasts warmer temperatures, with averages hovering around 29°C (84°F) and maximums reaching 34°C (93°F), while December is cooler, with an average of 24°C (75°F) and maximums of 29°C (84°F). May experiences relatively light precipitation of 57 mm (2.2 in) over about 10 days, whereas December sees a dramatic increase in rainfall, totaling 302 mm (11.9 in) over 26 days. Additionally, December's humidity is slightly higher at 89%, compared to May's 80%. For more detailed information, you can check Ly Son weather in December.

Compare Ly Son's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Ly Son

May in Ly Son is characterized by warm temperatures and increased humidity, making it distinctly different from surrounding months. As the temperatures rise, reaching up to 34°C (93°F), the island experiences a balmy atmosphere that invites outdoor exploration. However, with an average of 10 days of rain, it's wise to be prepared for sudden showers that can bring a refreshing break from the heat. The combination of 80% humidity and occasional rainfall contributes to the lush, vibrant scenery that Ly Son is known for. For those looking to plan their visit or understand the region's unique weather patterns, more detailed insights can be found at Ly Son Climate.