May Weather in Dongnae, South Korea

Last updated: October 30, 2025

In May, Dongnae, South Korea experiences a dynamic climate characterized by a maximum temperature reaching 31°C (89°F) and an average of 17°C (63°F), while dropping to a minimum of 3°C (38°F) at night. This month is marked by 114 mm (4.5 in) of precipitation spread over 10 days, contributing to an overall humidity level of 79%. Such weather conditions create a lush environment, making May an ideal time to explore the vibrant beauty of Dongnae amidst its fluctuating temperatures and refreshing rainfall.

May Temperature in Dongnae

May in Dongnae, South Korea, marks a significant transition to warmer weather, with temperatures beginning to rise noticeably. The month starts with a minimum of 3°C (38°F) and peaks at a delightful 31°C (89°F), while the average temperature settles at a comfortable 17°C (63°F). This month showcases a vibrant departure from the chill of winter, reflecting a trend of increasing warmth as spring fully unfolds. Compared to the preceding months, May's gentle climate invites outdoor activities and blooming flora, transforming the landscape into a picturesque scene. This delightful shift not only underscores the region's seasonal rhythm but also sets the stage for the approaching heat of summer, creating an ideal backdrop for locals and visitors alike to embrace the season's beauty.

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

The chart illustrates May temperature patterns in Dongnae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dongnae, May typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (89°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec273143536371777768564330
Data source: Temperature data for Dongnae 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 Dongnae

May in Dongnae, South Korea, ushers in a significant increase in precipitation, with 114 mm (4.5 in) of rainfall spread over 10 days—a notable surge compared to earlier months. This trend marks a transition from the drier patterns of winter and early spring, where the combined total for the first four months barely reaches May's figures. As the region shifts into summer, the rainfall not only enhances the lush greenery but also sets the stage for the heavier downpours that will follow in June and July. With this uptick in moisture, May remains a pivotal month, bridging the gap between the gentle rains of spring and the intense monsoon seasons ahead.

May Precipitation Trends in Dongnae

The chart displays monthly precipitation patterns in Dongnae, 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 Dongnae, May typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec2325587111590243256140585221
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Dongnae

In Dongnae, South Korea, May marks a significant rise in humidity, reaching 79%, setting a trend that continues into the summer months. After a relatively moderate April at 74%, the increase reflects the transition towards the hotter season. As the temperature soars, the humidity follows suit, climbing to 82% in June and peaking at 91% in both July and August. This progression illustrates a steady warm-up in Dongnae's climate, with moisture levels that signal the onset of a sultry summer. Interestingly, while the humidity remains high throughout the summer, it gradually decreases in the fall months—suggesting a return to more comfortable conditions as the year winds down.

May Average Humidity in Dongnae

This chart illustrates the average monthly humidity levels in Dongnae, 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 Dongnae is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%66%64%74%79%82%91%91%77%78%80%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Dongnae

As May rolls into Dongnae, South Korea, residents and visitors alike should brace for a very high UV Index of 9, matching the intensity seen in April. With a burn time of just 15 minutes, it's crucial to take precautions during outdoor activities this month. The trend shows a significant increase in UV levels from the more manageable moderate levels in January and February to the high category by March. As summer approaches, improvements in UV exposure are expected, peaking in June and July at extreme levels. Thus, staying informed about the UV Index is essential for protecting your skin, especially during this energetic spring month. For more information, visit the detailed Dongnae UV Index.

Maximum UV Index Levels in Dongnae for May

The chart shows the monthly maximum UV Index (UVI) for Dongnae 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 Dongnae typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346991011119743
Data source: Dongnae 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 Dongnae

May brings a delightful burst of sunshine to Dongnae, South Korea, with 299 hours of sunlight, marking a peak in the city's bright seasonal offerings. Building on a steady increase from 197 hours in January, daylight hours gradually climb, reflecting the arrival of warmer weather and the joy of spring. Each month showcases a positive trend, with April’s 276 hours serving as a precursor to May's brightness— and the momentum continues into June, which records an impressive 307 hours. This upward trajectory highlights Dongnae's transformation into a sun-drenched haven, inviting residents and visitors alike to bask in the warm embrace of nature’s glow as summer approaches.

Monthly Sunshine Duration in Dongnae: May Highlighted

The May sunshine duration represents the total number of hours Dongnae 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.
JanFebMarAprMayJunJulAugSepOctNovDec197h237h273h276h299h307h275h261h251h251h227h233h
Data source: Dongnae May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dongnae During May

As May arrives in Dongnae, South Korea, the likelihood of sunny weather takes a dip, with the chance of sun dropping to 36%—the lowest since the early months of the year. This decrease from 45% in April reflects a seasonal transition, transitioning away from the brighter days of spring. Following May, the summer months see even lower probabilities of sunshine, particularly in July and August, where chances plummet to 32% and 27%, respectively. Notably, this pattern highlights a trend where early year months consistently exhibit a greater likelihood of sun, indicating that if you’re seeking sun-soaked days, the earlier months are your best bet in Dongnae.

Percentage of Sunny Days in May in Dongnae

The chart illustrates the percentage of sunny days in Dongnae 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 Dongnae experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec60%56%45%45%36%34%32%27%41%41%57%63%
Data source: Dongnae May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dongnae in May

In Dongnae, South Korea, the daylight duration gradually increases from January to May, showcasing a beautiful transition into spring and early summer. Starting with only 9 hours in January, daylight steadily creeps up to an impressive 14 hours by May, illuminating the vibrant blooms and activities of the season. This generous sunlight continues through June and July, maintaining the 14-hour mark, before gently tapering off in late summer and early autumn. September sees daylight reduce to 12 hours, then further to 11 in October and back to 10 by November, ultimately returning to the 9-hour mark in December. This cycle not only highlights the region's seasonal shifts but also underscores the delight of longer, sun-filled days as warmer months unfold.

Average Daylight Hours in Dongnae for May

The chart illustrates the variation in daylight duration in Dongnae throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 51m10h 46m11h 57m13h 10m14h 12m14h 43m14h 27m13h 33m12h 23m11h 11m10h 7m9h 34m
Data source: Dongnae daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Dongnae

In May, Dongnae experiences a gentle average wind speed of 2.2 m/s (5 mph), reflecting a trend of gradually declining winds as spring transitions into summer. After a slight dip from April's winds, which also measured 2.3 m/s, May's breezes lay the groundwork for the calmer months ahead. This seasonal shift is evident as the wind velocity continues to decrease into June and July, where it hits its yearly low, underscoring a shift from the brisk late spring to the more tranquil, sultry summer days ahead. Each month tells the story of a region embracing the warmer weather, with the winds whispering a soft farewell to the refreshing breezes of spring.

Average May Wind Speed in Dongnae

The chart displays monthly wind speed patterns in Dongnae, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.82.32.32.2 m/s1.71.51.82.01.82.22.4
Data source: Dongnae May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Dongnae Compares to Other Months

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

May and January present drastically different weather patterns. In May, temperatures range from a chilly 3°C (38°F) at night to a warm 31°C (89°F) during the day, with an average of 17°C (63°F). This month also experiences higher humidity at 79% and more frequent precipitation, totaling 114 mm (4.5 in) over about 10 days. In contrast, January is characterized by frigid temperatures, with lows plunging to -20°C (-4°F) and an average of -3°C (27°F), peaking at a modest 12°C (54°F). January sees minimal precipitation of only 23 mm (0.9 in) across just 3 days and lower humidity levels at 71%. For a closer look at January weather specifics, you can visit Dongnae weather in January.

When comparing the weather in May and February, it's evident that the two months offer contrasting climates. May enjoys a temperate range with temperatures varying from a chilly 3°C (38°F) at night to a warm 31°C (89°F) during the day, and an average of 17°C (63°F). This month also sees significant precipitation, totaling 114 mm (4.5 in) over about 10 days, accompanied by a high humidity level of 79%. In stark contrast, February presents a much colder environment, with temperatures ranging from a frigid -17°C (2°F) to a milder 18°C (64°F), and it maintains an average of -1°C (31°F). Precipitation is less frequent and lighter, amounting to only 25 mm (1.0 in) across 4 days, with humidity sitting around 66%. For a detailed overview of February conditions, you can visit Dongnae weather in February.

When comparing the weather in May and March, it's clear that May boasts significantly warmer temperatures. May's average temperature is a pleasant 17°C (63°F), with highs reaching up to 31°C (89°F), while March remains much cooler with an average of only 6°C (44°F) and a maximum of 20°C (69°F). Additionally, March experiences colder nights, with temperatures dipping as low as -6°C (21°F), in stark contrast to May's milder lows of 3°C (38°F). Precipitation is more frequent in May, with 114 mm (4.5 inches) falling over 10 days compared to March's 58 mm (2.3 inches) over just 6 days. Humidity levels also rise in May, averaging 79% compared to March's 64%. For a more detailed view of March weather, you can check Dongnae weather in March.

In comparing the weather between April and May, there's a notable shift towards warmer temperatures and increased humidity. April sees temperatures ranging from a minimum of -4°C (26°F) to a maximum of 27°C (80°F), with an average of 12°C (53°F). In contrast, May's temperatures rise significantly, with a minimum of 3°C (38°F), an average of 17°C (63°F), and a peak of 31°C (89°F). Additionally, May experiences more precipitation, totaling 114 mm (4.5 in) over 10 days, compared to April's 70 mm (2.8 in) over 7 days. The humidity also climbs slightly from April's 74% to May's 79%. For more detailed information about April weather, you can visit Dongnae weather in April.

May and June present a noticeable shift in weather patterns. In May, temperatures range from a minimum of 3°C (38°F) to a maximum of 31°C (89°F), with an average of 17°C (63°F). The month experiences around 114 mm (4.5 in) of precipitation over 10 days, and humidity levels hover at 79%. In contrast, June sees milder conditions with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 33°C (91°F), resulting in an average of 21°C (71°F). The total precipitation decreases to 90 mm (3.5 in) over 9 days, and humidity slightly increases to 82%. For more detailed information, check out Dongnae weather in June.

In May, temperatures in the region range from a chilly 3°C (38°F) at night to a warm 31°C (89°F) during the day, averaging around 17°C (63°F). The month experiences significant rainfall, with 114 mm (4.5 in) of precipitation over approximately 10 days and a humidity level of 79%. In contrast, July brings much warmer weather, with minimum temperatures rising to 15°C (59°F) and daytime highs reaching 35°C (95°F), averaging 25°C (77°F). This summer month is also wetter, with a total of 243 mm (9.6 in) of rain spread across about 15 days, accompanied by even higher humidity at 91%. For more details, you can check Dongnae weather in July.

May and August present quite contrasting weather patterns. In May, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant average of 17°C (63°F), peaking at 31°C (89°F). The month sees around 114 mm (4.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 79%. In contrast, August boasts a notably warmer climate, with temperatures varying from a minimum of 14°C (58°F) to an average of 25°C (77°F), hitting highs of 37°C (99°F). Additionally, this month experiences significant rainfall, totaling 256 mm (10.1 in) over about 16 days, and a higher humidity of 91%. For a deeper look at the specifics of August weather, you can explore Dongnae weather in August.

May and September offer distinct weather experiences. In May, temperatures range from a chilly 3°C (38°F) at night to a warm 31°C (89°F) during the day, with an average of 17°C (63°F). The month sees about 114 mm (4.5 in) of precipitation across approximately 10 days, coupled with a humidity level of 79%. In contrast, September presents milder temperatures, with nighttime lows of 7°C (45°F) and daytime highs reaching 29°C (84°F), averaging around 20°C (68°F). While September has slightly more rainfall at 140 mm (5.5 in), it occurs over fewer days—just 8—resulting in a humidity of 77%. For a closer look at what to expect during this month, visit Dongnae weather in September.

May and October present contrasting weather patterns. In May, temperatures range from a brisk minimum of 3°C (38°F) to a warm maximum of 31°C (89°F), averaging 17°C (63°F). The month experiences notable rainfall, with a total of 114 mm (4.5 in) over approximately 10 days, coupled with humidity levels around 79%. In contrast, October features cooler temperatures, with a minimum dipping to -1°C (30°F) and a maximum of 27°C (81°F), averaging 14°C (57°F). Precipitation decreases to 58 mm (2.3 in) over just 5 days, while humidity remains fairly consistent at 78%. For more specific insights into October weather, you can refer to Dongnae weather in October.

May and November present contrasting weather patterns. In May, temperatures range from a comfortable 3°C (38°F) at night to a warm 31°C (89°F) during the day, with an average temperature of 17°C (63°F). The month also experiences more precipitation, totaling 114 mm (4.5 inches) over about 10 days, creating a humid environment with levels around 79%. In stark contrast, November sees much cooler temperatures, with a minimum of -7°C (19°F) and a maximum of 20°C (69°F), averaging 6°C (44°F). Rainfall is significantly less, totaling 52 mm (2.0 inches) with only 4 days of precipitation, while humidity remains relatively high at 80%. For more detailed insights, you can check Dongnae weather in November.

The weather in May contrasts sharply with that of December. In May, temperatures range from a balmy 3°C (38°F) at night to a warm 31°C (89°F) during the day, with an average of 17°C (63°F). However, it also experiences considerable rainfall, with about 114 mm (4.5 in) over approximately 10 days, resulting in high humidity at 79%. In stark contrast, December brings much colder temperatures, with lows plunging to -24°C (-10°F) and an average of -1°C (30°F), peaking at a mere 12°C (53°F). Precipitation is minimal, totaling just 21 mm (0.8 in) across about 3 days, and humidity remains relatively low at 76%. For more detailed insights, you can check Dongnae weather in December.

Compare Dongnae's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Dongnae

As May unfolds in Dongnae, the weather transforms dramatically from the chill of earlier months, showcasing the warmth and vibrancy of spring. With average temperatures reaching a comfortable 17°C, residents and visitors alike can enjoy outdoor activities as the environment buzzes with life. However, the month also brings about higher humidity levels and a fair share of rainfall, with about 10 days experiencing precipitation. This blend of warmth and moisture makes May a unique transition period, setting the stage for the approaching summer heat while still reflecting the lingering freshness of spring. For more insights into the seasonal variations, check out Dongnae Climate.