May Weather in Hadong, South Korea

Last updated: October 30, 2025

May in Hadong, South Korea showcases a delightful spring climate, with temperatures reaching a maximum of 32°C (89°F) and an average of 18°C (65°F). The month is characterized by a notable minimum temperature of 7°C (45°F), providing a pleasant range for outdoor activities. However, residents and visitors should be prepared for some wet spells, as precipitation totals 134 mm (5.3 in) across 8 days, contributing to the region's lush greenery. With a humidity level of 83%, the air feels quite lush, exemplifying the charm of spring in this beautiful area of South Korea.

May Temperature in Hadong

In May, Hadong, South Korea, experiences a delightful transition into warmth, with temperatures shifting dramatically from the chill of winter to the comfort of spring. The minimum temperature rises to a mild 7°C (45°F), while the average climbs to a pleasant 18°C (65°F), and peaks at a sun-soaked 32°C (89°F). This month marks a significant increase compared to April, indicating that summer is just around the corner. The steady rise in temperatures is a clear invitation to enjoy outdoor activities as nature comes alive, making May one of the most enjoyable months in Hadong. With days longer and more vibrant, it’s the perfect time for residents and visitors alike to relish the blooming scenery and increasingly warm sunshine.

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

The chart illustrates May temperature patterns in Hadong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hadong, May typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (89°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748566571788071615037
Data source: Temperature data for Hadong 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 Hadong

In May, Hadong, South Korea, experiences a significant uptick in precipitation, with a rainfall total of 134 mm (5.3 in) over about 8 days. This marks a notable increase compared to the preceding months, where April recorded 95 mm (3.7 in) over 7 days. The arrival of May not only signals a departure from the drier conditions of early spring, but also sets the stage for the wetter summer months ahead, as June and July see even more substantial rainfall. This progressive rise highlights a clear trend of increasing precipitation leading into the summer, providing vital moisture for the region's lush greenery and agricultural activities.

May Precipitation Trends in Hadong

The chart displays monthly precipitation patterns in Hadong, 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 Hadong, May typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec313789951341913022362561173022
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Hadong

In May, the humidity in Hadong, South Korea, rises to a notable 83%, marking a significant increase from the preceding months. This trend mirrors the pattern of the spring season, where the pleasant warmth of late April transitions into the lush, humid atmosphere of early summer. As the humidity climbs steadily from 75% in April, it sets the stage for the sweltering months ahead, peaking at a staggering 95% in July. This gradual escalation creates a vibrant environment, ideal for agriculture and blooming flora, though it can also signal the onset of the muggy summer heat.

May Average Humidity in Hadong

This chart illustrates the average monthly humidity levels in Hadong, 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 Hadong is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%67%65%75%83%87%95%93%80%77%75%73%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hadong

As May rolls in, residents of Hadong, South Korea, should be acutely aware of the sun's intensity, as the UV Index remains at a striking 10, classified as very high. This mirrors the levels observed in April, indicating a consistent surge in solar radiation as spring approaches its peak. During this month, individuals are advised to limit their unprotected sun exposure to just 15 minutes, a sharp contrast to earlier months when the UV Index was moderate or merely high. Following May, June and July will push the limits even further with extreme levels topping at 12, underscoring the necessity for sun protection. To stay safe this May, ensure you are equipped with sunscreen and protective clothing when stepping outside. For more detailed insights, check the Hadong UV Index.

Maximum UV Index Levels in Hadong for May

The chart shows the monthly maximum UV Index (UVI) for Hadong 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 Hadong typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec457101011121210753
Data source: Hadong 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 Hadong

May in Hadong, South Korea, shines as the sunniest month of the year, basking in 296 hours of glorious sunlight. This vibrant increase reflects a steady climb from the year’s beginning, where January saw only 195 hours. As winter transitions into spring, each month illuminates more of Hadong's stunning landscapes, with April already providing 274 hours of sunshine, setting the stage for May's peak. Following May, the sun begins to fade slightly, with June and July experiencing a decrease to 288 and 247 hours, respectively. This trend illustrates how the warm embrace of summer gradually gives way to more balanced daylight hours, making May a truly enchanting time to experience Hadong's natural beauty.

Monthly Sunshine Duration in Hadong: May Highlighted

The May sunshine duration represents the total number of hours Hadong 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.
JanFebMarAprMayJunJulAugSepOctNovDec195h237h270h274h296h288h247h276h237h260h237h236h
Data source: Hadong May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hadong During May

In Hadong, South Korea, the likelihood of sunny weather in May hovers around 39%, indicating a moderate chance of clear skies as the region transitions from spring to summer. This month sits slightly below the sunnier months of January and October, both boasting over 50% chance of sunshine. Interestingly, the sunny probabilities dip from April's 41%, hinting at the shifting weather patterns as humid summer approaches. As temperatures rise, locals may find themselves under more clouds, reflected in the notably low chances of sun in July (16%) and August (27%). Therefore, while May offers a reasonable probability for sun-drenched days, it signals the beginning of less predictable weather in Hadong's warmer months.

Percentage of Sunny Days in May in Hadong

The chart illustrates the percentage of sunny days in Hadong 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 Hadong experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%50%37%41%39%29%17%27%29%55%64%69%
Data source: Hadong May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hadong in May

In Hadong, South Korea, the progression of daylight duration throughout the year reveals a captivating seasonal rhythm. As the year begins, January and February usher in about 10 hours of daylight, offering a glimpse of the approaching spring. By March, daylight begins to stretch, reaching 11 hours, with a notable leap to 13 hours in April as the natural world awakens. May marks a delightful peak, with 14 hours of daylight, inviting outdoor activities and vibrant blossoms. This generous sunlight continues into June and July, maintaining the 14-hour sweet spot. However, as summer wanes, daylight gradually recedes, beginning with 13 hours in August and tapering to 12 hours in September. The cycle concludes as autumn settles in, with daylight dwindling back to 10 hours by November and culminating in 9 hours by December, emphasizing the tranquil beauty of winter's embrace.

Average Daylight Hours in Hadong for May

The chart illustrates the variation in daylight duration in Hadong throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 4m10h 54m11h 58m13h 4m14h14h 27m14h 13m13h 25m12h 22m11h 16m10h 19m9h 49m
Data source: Hadong daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Hadong

In May, Hadong, South Korea enjoys a gentle breeze with an average wind speed of 2.7 m/s (6 mph), maintaining the consistent wind patterns characteristic of spring. As the season transitions, this slight increase from April’s 2.8 m/s hints at a smooth shift toward summer. Notably, the wind speeds in May remain relatively moderate compared to the lighter winds of earlier summer months, such as June with 2.0 m/s (5 mph). This consistency in wind provides an inviting atmosphere for outdoor activities, allowing residents and visitors alike to relish in the beautiful landscapes without being overwhelmed by strong gusts. As the year progresses, Hadong showcases its mild climate, making it a delightful place to experience the calmness of nature.

Average May Wind Speed in Hadong

The chart displays monthly wind speed patterns in Hadong, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.63.02.62.82.7 m/s2.02.32.12.82.22.52.6
Data source: Hadong May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Hadong Compares to Other Months

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

May and January present stark contrasts in weather conditions. In May, temperatures range from a pleasant minimum of 7°C (45°F) to a warm maximum of 32°C (89°F), with an average of 18°C (65°F). The month experiences significant rainfall, with 134 mm (5.3 in) of precipitation spread over 8 days and a high humidity level of 83%. In contrast, January is marked by much colder temperatures, ranging from a frigid minimum of -13°C (9°F) to a maximum of 15°C (58°F), with an average of just 1°C (34°F). Precipitation is minimal in January, totaling only 31 mm (1.2 in) over 3 days, and the humidity is relatively lower at 72%. For a more detailed look at January weather, you can visit Hadong weather in January.

May and February present strikingly different weather patterns. In May, temperatures range from a cool 7°C (45°F) at night to a warm 32°C (89°F) during the day, with an average of 18°C (65°F), making it a month characterized by warmth and notably higher humidity at 83%. The precipitation is also significant, with about 134 mm (5.3 in) falling over approximately 8 days. In contrast, February experiences much colder temperatures, with lows dipping to -12°C (11°F) and a maximum of 21°C (70°F), averaging only 3°C (38°F). The precipitation is lighter, totaling 37 mm (1.4 in) over just 4 days, and humidity remains lower at 67%. For more detailed insights into February weather, you can check Hadong weather in February.

May typically experiences much warmer temperatures compared to March, with average highs reaching up to 32°C (89°F) versus March's maximum of 23°C (75°F). The minimum temperature in May is also significantly higher at 7°C (45°F), compared to March's chilly -2°C (29°F). Additionally, May brings more precipitation, with 134 mm (5.3 in) over about 8 days, while March has a lower total of 89 mm (3.5 in) across 6 days. The humidity in May is notably higher at 83%, compared to the more moderate 65% in March. For a closer look at March weather specifics, please refer to Hadong weather in March.

In comparing the weather of April and May, May tends to be warmer with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), averaging around 18°C (65°F). In contrast, April experiences cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 26°C (78°F), averaging 14°C (57°F). Additionally, May sees a significant increase in precipitation, totaling 134 mm (5.3 in) over 8 days, compared to April's 95 mm (3.7 in) over just 7 days. The humidity also rises in May, reaching 83%, while April maintains a lower humidity level of 75%. For a detailed look at April weather, visit Hadong weather in April.

In May, the weather features a wide temperature range, with minimums around 7°C (45°F) and maximums reaching up to 32°C (89°F), resulting in an average temperature of 18°C (65°F). The month sees a significant amount of rainfall, totaling 134 mm (5.3 in) over about 8 rainy days, and the humidity levels sit at 83%.

In contrast, June brings warmer nights and days, with minimum temperatures increasing to 14°C (57°F) and an average of 22°C (72°F). Although June's maximum temperature is slightly lower at 31°C (88°F), it experiences heavier rainfall, amounting to 191 mm (7.5 in) over 10 days, along with an uptick in humidity to 87%. For more detailed information, you can check Hadong weather in June.

May and July present distinctly different weather patterns. In May, temperatures range from a mild 7°C (45°F) to a warm 32°C (89°F), with an average of 18°C (65°F). The month sees moderate precipitation, totaling 134 mm (5.3 in) over approximately 8 days, coupled with a humidity level of 83%. In contrast, July experiences much warmer conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 35°C (95°F), averaging 25°C (78°F). However, it also brings significantly higher rainfall, with a total of 302 mm (11.9 in) over 16 days and an increased humidity of 95%. This shift underscores July's transition into a wetter and hotter season. For more details, you can visit Hadong weather in July.

May and August present distinct differences in weather conditions. In May, temperatures range from a cool minimum of 7°C (45°F) to a comfortable average of 18°C (65°F), with a maximum peaking at 32°C (89°F). The month experiences considerable rainfall, accumulating 134 mm (5.3 in) over approximately 8 days, and humidity levels sit at 83%. In contrast, August is typically warmer with minimum temperatures around 19°C (66°F), an average of 27°C (80°F), and a high of 35°C (95°F). This month sees even more precipitation, totaling 236 mm (9.3 in) over 17 days, alongside a higher humidity of 93%. These conditions mark August as a notably warmer and wetter month. For more detailed weather insights, you can check Hadong weather in August.

May and September present distinct weather profiles, showcasing the transition from spring to autumn. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), with an average of 18°C (65°F). The month experiences 134 mm (5.3 in) of precipitation over about eight days, accompanied by relatively high humidity at 83%. In contrast, September generally feels warmer with a minimum of 12°C (54°F) and an average temperature of 22°C (72°F), peaking at 31°C (87°F). However, it is significantly wetter, receiving 256 mm (10.1 in) of rainfall spread across 13 days, while humidity remains slightly lower at 80%. For more detailed information on September weather, you can check Hadong weather in September.

May and October showcase distinct weather patterns that highlight the transition from spring to autumn. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), making it generally warmer with an average temperature of 18°C (65°F). The month experiences approximately 134 mm (5.3 in) of precipitation over about 8 days, resulting in a humid atmosphere with humidity levels around 83%.

In contrast, October tends to be cooler, with temperatures fluctuating between 4°C (39°F) and 29°C (84°F), and an average temperature of 16°C (62°F). Precipitation in October is slightly lower at 117 mm (4.6 in) over around 6 days, accompanied by a decrease in humidity to 77%. For a more detailed look at the October weather in Hadong, you can visit Hadong weather in October.

In comparing the weather between May and November, one can observe significant differences in both temperature and humidity. May boasts a much warmer climate, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), accompanied by high humidity levels of 83% and considerable precipitation of 134 mm (5.3 in) over about eight days. In contrast, November experiences a cooler atmosphere, with temperatures dipping to a minimum of -2°C (29°F) and peaking at 23°C (74°F), while averaging around 10°C (50°F). The month sees much less precipitation, totaling just 30 mm (1.2 in) over three days, and lower humidity at 75%. For a more detailed look at November conditions, you can check Hadong weather in November.

May and December present stark contrasts in weather patterns. In May, temperatures range from a pleasant 7°C (45°F) to a warm 32°C (89°F), with an average of 18°C (65°F). The month also sees considerable rainfall, with 134 mm (5.3 in) of precipitation over about 8 days, accompanied by high humidity levels of 83%. In contrast, December experiences much colder thermal conditions, with temperatures ranging from a chilly -10°C (14°F) to a mild 16°C (61°F) and an average of just 3°C (37°F). Rainfall is minimal, totaling only 22 mm (0.9 in) over just 3 days, and the humidity drops to 73%. For more detailed insights on winter weather specifics, you can check Hadong weather in December.

Compare Hadong's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Hadong

As May unfolds in Hadong, the weather transitions to a more inviting warmth, characterized by pleasantly mild temperatures that entice residents and visitors alike. The average temperature, hovering around 18°C (65°F), marks a significant shift from the cooler months, while infrequent but notable rainfall—averaging 134 mm over 8 days—adds a refreshing touch to the landscape. With humidity levels reaching 83%, the charm of spring is palpable, creating an ideal backdrop for outdoor activities and exploration. This vibrant month sets the stage for the summer heat to follow, making it a delightful time to experience all that Hadong has to offer. For more insights on what to expect throughout the year, check out Hadong Climate.