May Weather in Vangviang, Laos

Last updated: August 21, 2025

In Vangviang, Laos, May ushers in a blend of warmth and humidity, with maximum temperatures reaching 36°C (97°F) and an average of 26°C (78°F). The weather is characterized by frequent rainfall, accumulating to 163 mm (6.4 in) over 24 days, leading to an average humidity of 66%. This combination of heat and moisture sets the scene for lush greenery and vibrant landscapes, making May a captivating month in this scenic locale. Visitors should prepare for both sun-soaked afternoons and refreshing showers, embracing the diverse experiences that Vangviang has to offer.

May Temperature in Vangviang

In Vangviang, Laos, May marks a transition into warmer weather, with temperatures ranging from a comfortable 19°C (66°F) at night to a peak of 36°C (97°F) during the day. The average temperature of 26°C (78°F) indicates a steady rise compared to the previous months, reflecting the shift towards the hotter season. As the last month of the dry season, May showcases a beautiful blend of warm sun and pleasant evenings, perfect for exploring the stunning natural landscapes that the region has to offer. This upward trend in temperature sets the stage for the forthcoming rainy season, making May an ideal time for outdoor adventures before the monsoon arrives.

May Weather in Vangviang: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Vangviang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vangviang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec686974777878777777757267
Data source: Temperature data for Vangviang generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Vangviang

In May, Vangviang, Laos, experiences a significant surge in precipitation, marking a distinct transition into the wet season. With 163 mm (6.4 in) of rainfall over 24 days, the month stands out dramatically compared to the preceding months. April's rainfall, while considerable at 84 mm (3.3 in), pales in comparison to May's deluge. This trend continues as June and July follow suit, with heavy rainfalls that peak at 519 mm (20.4 in) in July. The increasing precipitation days throughout May highlight a shift towards an extended rainy period, setting the stage for the monsoon months ahead. As the lush landscapes come alive, May serves as a pivotal month, bridging the drier spell of early spring with the full onset of the tropical rains.

May Precipitation Trends in Vangviang

The chart displays monthly precipitation patterns in Vangviang, 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 Vangviang, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec213035841633835195872651493424
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Vangviang

In May, Vangviang, Laos, experiences a significant uptick in humidity, reaching 66% as the dry season transitions to the wetter months ahead. This rise marks a notable shift from the lower humidity levels of April, which dipped to just 39%. Following May, humidity continues to climb sharply, peaking in the heart of the rainy season during July and August, when it soars to around 90% and 92%, respectively. As the landscape transforms under the influence of increased moisture, the lush, vibrant scenery of Vangviang emerges, providing a contrasting backdrop to the preceding drier months. Overall, May serves as a transitional phase, heralding the arrival of the humid monsoon season while offering visitors a chance to witness the rich natural beauty of the region before the heavy rains set in.

May Average Humidity in Vangviang

This chart illustrates the average monthly humidity levels in Vangviang, 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 Vangviang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%53%45%39%66%79%90%92%85%72%64%60%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Vangviang

May in Vangviang, Laos, brings an intense UV Index of 14, classified as extreme, which means sun-seekers must remain vigilant as the burn time drops to just 10 minutes. This month highlights a notable trend of increasing UV levels that starts in February and peaks in mid-summer, positioning May alongside March and April as some of the sunniest months in the region. With similar high readings extending through June and July, outdoor enthusiasts should take precautionary measures such as wearing protective clothing and applying sunscreen frequently to mitigate the risks. As you plan your activities, be sure to stay informed about the upcoming UV levels by checking the Vangviang UV Index.

Maximum UV Index Levels in Vangviang for May

The chart shows the monthly maximum UV Index (UVI) for Vangviang 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 Vangviang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111413141415151413109
Data source: Vangviang 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 Vangviang

May brings a delightful average of 312 hours of sunshine to Vangviang, Laos, continuing the trend of ample daylight established in the preceding months. As the region transitions from the dry season, the sunshine hours maintain a remarkable consistency, with only a slight dip observed in June. Notably, this month finds itself nestled between the peak sunshine month of March at 316 hours and a robust April at 305 hours, showcasing its importance in the sun-drenched tapestry of Vangviang’s climate. As summer approaches, outdoor adventures and exploration are invigorated by this generous sunlight, inviting both locals and travelers to bask in the beauty of this enchanting landscape.

Monthly Sunshine Duration in Vangviang: May Highlighted

The May sunshine duration represents the total number of hours Vangviang 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.
JanFebMarAprMayJunJulAugSepOctNovDec245h292h316h305h312h272h267h239h277h296h300h307h
Data source: Vangviang May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vangviang During May

As May rolls into Vangviang, Laos, the prospect of sunny weather significantly shifts, with the likelihood dropping to 36%. This marks a stark contrast from the sunniest months earlier in the year, such as January and February, which boast chances of sunshine at 75% and 78%, respectively. March sees a decline to 67%, while April plunges further to 31%, paving the way for a cloudy May. The trend indicates that after the radiant early months of the year, residents and visitors alike might want to prepare for more overcast days as the rainy season approaches, particularly when June’s chances diminish to a mere 11%. Overall, while May offers some sunshine, it's clear that the warm, bright days of early spring are giving way to the cooler, cloudier weeks that follow.

Percentage of Sunny Days in May in Vangviang

The chart illustrates the percentage of sunny days in Vangviang 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 Vangviang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec75%78%67%31%36%12%15%9%17%26%51%81%
Data source: Vangviang May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vangviang in May

In Vangviang, Laos, the daylight duration follows a captivating pattern throughout the year. Starting the year with a consistent 11 hours of daylight in January and February, the days gradually lengthen, reaching 12 hours by March and April. May marks the arrival of longer daylight, where it peaks at 13 hours in both May and June, creating perfect conditions for outdoor adventures. As summer wanes into August, daylight dips slightly back to 12 hours, and the trend continues with a gentle decline to 11 hours from October through December. This seasonal rhythm not only enhances the beauty of Vangviang's landscape but also invites visitors to relish the vibrant daylight well into the summer months.

Average Daylight Hours in Vangviang for May

The chart illustrates the variation in daylight duration in Vangviang throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 7m11h 30m12h 1m12h 34m13h13h 14m13h 7m12h 44m12h 13m11h 41m11h 13m11h
Data source: Vangviang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Vangviang

In Vangviang, Laos, the wind plays a subtle but consistent role throughout the year. During the early months, from January to March, the average wind speed holds steady at a gentle 1.2 m/s (3 mph), providing a light breeze that complements the region's serene landscapes. As spring transitions into summer, wind speeds dip slightly to 1.1 m/s (2 mph) in May and June before reaching their lowest point of 0.9 m/s (2 mph) in September. The remainder of the year sees a return to similar levels at around 1.0 m/s (2 mph) for most months. This consistent yet gentle breeze adds to the charm of Vangviang, offering a tranquil atmosphere for both adventurers and those seeking relaxation amid stunning natural beauty.

Average May Wind Speed in Vangviang

The chart displays monthly wind speed patterns in Vangviang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.21.21.21.01.1 m/s1.11.01.00.91.01.01.1
Data source: Vangviang May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Vangviang Compares to Other Months

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

When comparing the weather in May and January, the differences are striking. May typically boasts much warmer temperatures, with a minimum of 19°C (66°F) and an average of 26°C (78°F), reaching highs of up to 36°C (97°F). This warmth comes with considerable humidity at 66% and significant rainfall, averaging 163 mm (6.4 in) spread over 24 days. In contrast, January presents milder conditions, with minimum temperatures of 7°C (45°F), an average of 20°C (68°F), and maximums of 31°C (88°F). Precipitation is minimal during this month, with only 21 mm (0.8 in) recorded over just 4 days, and humidity levels are lower at 57%. For a more detailed look at January conditions, you can refer to Vangviang weather in January.

When comparing the weather in May and February, May stands out with significantly higher temperatures and humidity. With average temperatures ranging from 19°C (66°F) to a maximum of 36°C (97°F), May is considerably warmer than February, which sees an average of 21°C (70°F) and a maximum of 33°C (92°F). Additionally, May experiences much more precipitation, totaling 163 mm (6.4 in) over 24 days, whereas February is relatively dry with only 30 mm (1.2 in) over just 2 days. The higher humidity in May, at 66%, further emphasizes the contrast between the two months. For more specific details about February weather, visit Vangviang weather in February.

In comparing the weather between March and May, one can observe significant differences in temperature and precipitation. March tends to be milder, with a minimum of 14°C (57°F) and an average of 23°C (74°F), while May brings warmer temperatures, featuring a minimum of 19°C (66°F) and an average of 26°C (78°F). Additionally, May experiences much higher rainfall, totaling 163 mm (6.4 in) over 24 days, in stark contrast to March's modest 35 mm (1.4 in) over just 8 days. Furthermore, humidity levels rise notably in May at 66%, compared to a drier 45% in March. For a more detailed insight, you can check out Vangviang weather in March.

In comparing the weather of May and April, May experiences warmer temperatures with an average high of 36°C (97°F) compared to April's maximum of 37°C (98°F). However, April has a cooler average minimum temperature of 15°C (59°F) versus May's 19°C (66°F). Precipitation significantly increases in May with 163 mm (6.4 in) over 24 days, almost doubling April's 84 mm (3.3 in) across 13 days. Additionally, May's humidity level is notably higher at 66%, compared to April's 39%. For more detailed information, you can refer to Vangviang weather in April.

In comparing the weather of May and June, we observe a slight increase in minimum temperatures, with June starting at 21°C compared to May's 19°C. However, the average temperature remains consistent at 26°C in both months, while June experiences a decrease in maximum temperatures, peaking at 34°C compared to May's 36°C. One of the most significant differences is the increase in precipitation; June records a substantial 383 mm over 28 days, whereas May sees 163 mm over 24 days. This shift brings a noticeable rise in humidity levels, from 66% in May to 79% in June. For more detailed information, you can check Vangviang weather in June.

In May, the weather features warmer temperatures, with a minimum of 19°C (66°F) and an average of 26°C (78°F), peaking at a maximum of 36°C (97°F). However, this month experiences significant rainfall, totaling 163 mm (6.4 in) over 24 days, and a humidity level of 66%. In contrast, July is cooler, with minimum temperatures rising slightly to 21°C (70°F) and an average of 25°C (77°F), while the maximums are lower at 33°C (91°F). July also sees a dramatic increase in precipitation, reaching 519 mm (20.4 in) across 30 days, coupled with a higher humidity level of 90%. For more detailed information, you can check the Vangviang weather in July.

In May, the weather typically features a minimum temperature of 19°C (66°F) and an average of 26°C (78°F), with maximum temperatures reaching up to 36°C (97°F). It experiences significant rainfall, with 163 mm (6.4 in) falling over 24 days, while the humidity hovers around 66%.

In contrast, August sees slightly higher minimum temperatures at 20°C (68°F) and a lower average of 25°C (77°F), with maximum temperatures peaking at 33°C (92°F). This month is notably wetter, receiving 587 mm (23.1 in) of rain over 30 days and a much higher humidity level of 92%. This comparison highlights the transition from the warmer, yet drier conditions of May to the cooler, but much wetter atmosphere in August. For more detailed insights, see Vangviang weather in August.

May and September exhibit notable differences in climate, though both months share a minimum temperature of 19°C (66°F). In May, average temperatures peak at 26°C (78°F) with highs reaching up to 36°C (97°F), while September cools slightly to an average of 25°C (77°F) and a maximum of 34°C (94°F). However, September experiences significantly more precipitation, accumulating 265 mm (10.4 in) over 28 days compared to May's 163 mm (6.4 in) over 24 days. Additionally, humidity levels in September rise to 85%, making the month feel considerably more humid than May, which has a lower humidity of 66%. For more detailed insights, you can check Vangviang weather in September.

In May, temperatures typically range from a minimum of 19°C (66°F) to a maximum of 36°C (97°F), with an average of 26°C (78°F). This month sees significant precipitation, totaling 163 mm (6.4 in) over 24 days, coupled with a humidity level of 66%. In contrast, October presents slightly cooler conditions with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 32°C (90°F), averaging 24°C (76°F). October experiences less rainfall, with 149 mm (5.9 in) over 21 days and a higher humidity level of 72%. For a more detailed look at October weather in Vangviang, you can visit Vangviang weather in October.

When comparing the weather in May and November, it's clear that May tends to be much hotter and more humid. With average temperatures reaching 26°C (78°F) and highs up to 36°C (97°F), the month is characterized by significant warmth and an average of 163 mm (6.4 in) of precipitation spread over 24 days. In contrast, November experiences milder temperatures, with averages around 22°C (73°F) and maximums of 33°C (91°F). This month sees considerably less rainfall, totaling only 34 mm (1.3 in) over 9 days. Overall, November offers a more comfortable climate with lower humidity at 64%, making it a pleasant time to enjoy the outdoors. For more specific details, check out Vangviang weather in November.

In May, the weather is significantly warmer than in December, with average temperatures soaring up to 26°C (78°F) and maximums reaching 36°C (97°F). This month experiences considerable rainfall, totaling 163 mm (6.4 in) over 24 days, contributing to a humid atmosphere with 66% humidity. In contrast, December brings much cooler temperatures, with an average of 20°C (67°F) and maximums peaking at 31°C (87°F). Rainfall is minimal during this month, totaling just 23 mm (0.9 in) over only 4 days, and the humidity is slightly lower at 60%. For more detailed information, check out Vangviang weather in December.

Compare Vangviang's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Vangviang

As May unfolds in Vangviang, the weather takes on a distinct character compared to the preceding months, marked by a noticeable rise in temperatures and humidity. Average daily highs can reach a sweltering 36°C (97°F), while evenings cool to a more comfortable 19°C (66°F). With an average humidity of 66%, the air feels increasingly muggy, hinting at the approaching rainy season. Precipitation becomes more frequent, with nearly a third of the month experiencing rain, leading to a total of 163 mm over 24 days. This transition into the wet season not only brings refreshing downpours but also enhances the lush beauty of the surrounding landscape. For more detailed insights into the year's weather patterns, check out Vangviang Climate.