April Weather in Ganghwa-gun, South Korea

Last updated: October 30, 2025

April in Ganghwa-gun, South Korea ushers in a delightful transition, showcasing a maximum temperature of 25°C (78°F) while maintaining a refreshing average of 12°C (54°F). The month experiences a minimum temperature dipping to 0°C (33°F), creating a crisp atmosphere. With 49 mm (1.9 in) of rainfall across 6 days, the region embodies a vibrant spring, where humidity levels hover around a comfortable 75%. This combination of elements makes April a captivating time to appreciate the natural beauty and rejuvenation of Ganghwa-gun.

April Temperature in Ganghwa-gun

As April arrives in Ganghwa-gun, South Korea, the region experiences a delightful transformation with temperatures rising steadily. The month kicks off with a minimum of 0°C (33°F), signaling the end of winter's chill and bringing in refreshing warmth. By mid-April, daily averages reach a pleasant 12°C (54°F), while daytime highs can soar to 25°C (78°F), creating a perfect backdrop for outdoor activities. This significant leap in temperatures from the preceding months highlights a clear trend of spring’s blossoming presence, as evidenced by March’s residual coolness of 6°C (44°F) at average temperatures. Overall, April marks a vibrant transition, inviting residents and visitors alike to embrace the lively spirit of nature awakening from its winter slumber.

April Weather in Ganghwa-gun: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Ganghwa-gun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ganghwa-gun, April typically has an average temperature of 12°C (54°F), with highs reaching up to 25°C (78°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec283243546371788071594632
Data source: Temperature data for Ganghwa-gun 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.

April Precipitation in Ganghwa-gun

April in Ganghwa-gun, South Korea, ushers in a noticeable increase in precipitation, with 49 mm (1.9 in) recorded over 6 days. This marks a significant rise from the 40 mm (1.6 in) observed in March, reflecting the transition toward the wetter months ahead. As spring blossoms, precipitation becomes more frequent, setting the stage for the upcoming summer deluge, where rainfall surges dramatically in May and July. This trend indicates a gradual shift from the relative dryness of winter to a more humid climate, crucial for nurturing the region's lush landscapes. The increasing frequency of rainy days in April signals a more dynamic weather pattern, preparing the environment for the vibrant growth typical of the season.

April Precipitation Trends in Ganghwa-gun

The chart displays monthly precipitation patterns in Ganghwa-gun, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Ganghwa-gun, April typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec1821414910573204244146564521
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Ganghwa-gun

In April, Ganghwa-gun experiences a noticeable uptick in humidity, rising to 75%, a shift that heralds the transition from the brisk chill of earlier months to the warmer embrace of spring. This increase signifies the onset of more moist conditions, setting the stage for the lush greenery that characterizes the region in the months ahead. April's humidity is not only higher than the preceding months of January through March, but it also foreshadows the more humid summer months, peaking at 91% in July and August. As the year progresses, humidity levels continue to climb steadily, indicating a clear trend towards a warm and saturated atmosphere during the summer, while also reflecting the dynamic shifts typical of South Korea's seasonal climate.

April Average Humidity in Ganghwa-gun

This chart illustrates the average monthly humidity levels in Ganghwa-gun, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Ganghwa-gun is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%65%65%75%81%85%91%91%77%79%80%74%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ganghwa-gun

April marks a noticeable shift in the UV Index for Ganghwa-gun, South Korea, rising to 8, a significant increase that places it in the "very high" exposure category. With a reduced burn time of just 15 minutes, residents and visitors should be especially cautious and consider sun protection measures during outdoor activities. This trend is consistent with the transition into the warmer months, as the UV Index continues to rise, peaking in May and June. As the days grow longer and sunnier, staying informed about the UV levels becomes crucial for maintaining skin health. For more details on UV trends throughout the year, visit Ganghwa-gun UV Index.

Maximum UV Index Levels in Ganghwa-gun for April

The chart shows the monthly maximum UV Index (UVI) for Ganghwa-gun in April, 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 April, the maximum UV index in Ganghwa-gun typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891011119643
Data source: Ganghwa-gun April 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.

April Sunshine in Ganghwa-gun

As April unfolds in Ganghwa-gun, South Korea, the region basks in a delightful 288 hours of sunshine, marking a noticeable uptick from the previous months. Following a gradual ascent from 198 hours in January to 284 hours in March, April solidifies its place as a beacon of light, paving the way for even sunnier days ahead. This upward trend continues into May and June, where sunshine peaks at 315 and 320 hours respectively, suggesting that spring’s warmth and brightness are just the beginning of a vibrant summer ahead. With this enchanting blend of light, April not only invigorates the landscape but also preludes the lush vitality that accompanies the summer months.

Monthly Sunshine Duration in Ganghwa-gun: April Highlighted

The April sunshine duration represents the total number of hours Ganghwa-gun experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec198h242h284h288h315h320h301h294h265h264h231h234h
Data source: Ganghwa-gun April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ganghwa-gun During April

As spring unfolds in Ganghwa-gun, South Korea, the likelihood of sunny weather takes a slight dip in April, with a 46% chance of sun. This marks a decrease from the sunnier months of January and February, which boast 53% and 56% probabilities respectively. Following the bright promise of late winter, April's weather hints at a transitional phase, as it leads into May, when sunny conditions further wane to 40%. This trend reflects a broader pattern: as the year progresses into the summer months, the chances of sunshine consistently decline, hitting their lowest point in July at 34%. Thus, while April does not offer the highest likelihood of clear skies, it does set the stage for the warm, vibrant months ahead.

Percentage of Sunny Days in April in Ganghwa-gun

The chart illustrates the percentage of sunny days in Ganghwa-gun throughout the year, with April 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 Ganghwa-gun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%56%44%46%40%38%34%35%43%46%62%63%
Data source: Ganghwa-gun April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ganghwa-gun in April

As spring unfolds in Ganghwa-gun, South Korea, the daylight duration experiences a significant transformation in April, extending to an inviting 13 hours. This shift not only marks an increase from March’s 11 hours but also signals the onset of longer, sunnier days. The gradual increase in daylight is part of a broader trend, peaking in the summer months of May and June, where residents can bask in up to 14 hours of daylight. Following this luminous crescendo, daylight begins to taper off, transitioning back to shorter days as autumn approaches. April stands as a pivotal month in this yearly cycle, embodying the rejuvenation of nature and the warmth of extended daylight that many eagerly await after the winter months.

Average Daylight Hours in Ganghwa-gun for April

The chart illustrates the variation in daylight duration in Ganghwa-gun throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 51m10h 46m11h 57m13h 10m14h 11m14h 42m14h 27m13h 33m12h 23m11h 11m10h 8m9h 35m
Data source: Ganghwa-gun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Ganghwa-gun

In April, Ganghwa-gun experiences a gentle embrace of wind, with an average speed of 3.2 m/s (7 mph). Though slightly down from March's breezy 3.0 m/s (7 mph), April still presents a refreshing atmosphere as spring takes hold. This month acts as a transitional phase, setting the stage for the warmer days ahead. Following the blossoming of myriad flowers, the wind remains mild, hinting at the seasonal shift yet maintaining a soothing cadence, particularly in contrast to the increasingly calmer months of June and July. Overall, April's winds exemplify the balance of springtime's vigor and the serene calm that summer will soon usher in.

Average April Wind Speed in Ganghwa-gun

The chart displays monthly wind speed patterns in Ganghwa-gun, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.73.03.2 m/s3.32.52.32.73.02.93.03.4
Data source: Ganghwa-gun April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Ganghwa-gun Compares to Other Months

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

April and January offer starkly different weather experiences. In January, temperatures can plummet to a minimum of -17°C (2°F), with an average of -2°C (29°F) and only peaking at 11°C (53°F). This winter month sees modest precipitation of 18 mm (0.7 in) over just 2 days and maintains a relatively low humidity level of 71%. In contrast, April features a much milder climate, with minimum temperatures around 0°C (33°F), an average of 12°C (54°F), and highs reaching 25°C (78°F). During this spring month, precipitation increases to 49 mm (1.9 in) across 6 days, accompanied by a humidity level of 75%. For a more detailed look at January's weather, you can visit Ganghwa-gun weather in January.

April and February present two distinct weather profiles. In April, temperatures gradually warm up, ranging from a chilly minimum of 0°C (33°F) to a pleasant average of 12°C (54°F) and maximum highs reaching 25°C (78°F). This month also sees more rainfall, with about 49 mm (1.9 in) of precipitation over 6 days, accompanied by a higher humidity level of 75%. In contrast, February is much colder, characterized by temperatures that can plunge to a minimum of -14°C (7°F), an average of 0°C (32°F), and a maximum of 14°C (57°F). Precipitation is significantly less in February, totaling 21 mm (0.8 in) over just 3 days, and humidity is lower at 65%. For more details on February weather, you can check out Ganghwa-gun weather in February.

In comparing the weather of April and March, April shows a marked increase in temperatures, with a minimum of 0°C (33°F) and an average of 12°C (54°F), compared to March's minimum of -6°C (21°F) and average of 6°C (44°F). The maximum temperature in April reaches a pleasant 25°C (78°F), significantly higher than the 18°C (65°F) observed in March. Additionally, while both months experienced precipitation, April had slightly more rainfall at 49 mm (1.9 in) over 6 days, compared to March's 40 mm (1.6 in) over 4 days. Humidity levels also rose, with April at 75% compared to March's 65%. For more details on March weather, you can refer to Ganghwa-gun weather in March.

April and May present a noticeable shift in weather patterns. In April, temperatures range from a minimum of 0°C (33°F) to a maximum of 25°C (78°F), offering a mild average of 12°C (54°F). The month sees about 49 mm (1.9 in) of precipitation over 6 days, with humidity levels at 75%. In contrast, May warms up with minimum temperatures of 7°C (45°F) and highs reaching 28°C (83°F), resulting in a more pleasant average of 17°C (63°F). However, May also experiences increased rainfall, totaling 105 mm (4.1 in) over 8 days, and slightly higher humidity at 81%. For more detailed insights into the weather conditions, you can visit Ganghwa-gun weather in May.

In April, the weather is generally cool with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 25°C (78°F), averaging around 12°C (54°F). The month sees about 49 mm (1.9 in) of precipitation over approximately 6 days, and humidity levels are relatively high at 75%. In contrast, June brings warmer conditions, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 33°C (92°F), averaging around 22°C (72°F). This month experiences increased precipitation of 73 mm (2.9 in) across 8 days and even higher humidity levels at 85%. For a detailed look at June's weather specifically, visit Ganghwa-gun weather in June.

The weather in April features milder conditions, with temperatures ranging from a chilly 0°C (33°F) to a pleasant maximum of 25°C (78°F) and an average of 12°C (54°F). In contrast, July experiences significantly warmer temperatures, with a minimum of 18°C (65°F), an average of 26°C (78°F), and a peak reaching as high as 35°C (96°F). April sees about 49 mm (1.9 in) of precipitation over six days, while July is much wetter, with 204 mm (8.0 in) falling over 13 days, resulting in higher humidity levels of 91%. This stark difference illustrates the transition from the cool, serene weather of April to the hot and humid environment of July. For more detailed information, you can check Ganghwa-gun weather in July.

April and August present notably different weather patterns. In April, temperatures range from a chilly 0°C (33°F) at night to a mild 25°C (78°F) during the day, with an average of 12°C (54°F). The month experiences around 49 mm (1.9 in) of precipitation over approximately six days, and humidity levels sit at 75%. In contrast, August boasts significantly warmer temperatures, with a minimum of 16°C (61°F) and a maximum soaring to 36°C (98°F), leading to an average of 26°C (80°F). Precipitation increases dramatically to 244 mm (9.6 in) spread over 15 days, coupled with higher humidity at 91%. This means that while April provides a comfortable spring atmosphere, August brings the heat and increased moisture to the region. For more details, you can refer to Ganghwa-gun weather in August.

April and September present distinct weather characteristics that reflect the transition between spring and autumn. In April, temperatures range from a chilly 0°C (33°F) to a mild 25°C (78°F), with an average temperature of 12°C (54°F). The month sees a moderate amount of rainfall, totaling 49 mm (1.9 in) across approximately 6 days, with a humidity level around 75%. In contrast, September experiences warmer conditions, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 30°C (86°F), resulting in a comfortable average of 22°C (72°F). This month is notably wetter, with precipitation reaching 146 mm (5.7 in) over 8 days and a slightly higher humidity level of 77%. For more details about September weather in the region, you can visit Ganghwa-gun weather in September.

April and October present notable differences in weather patterns. April typically experiences cooler temperatures, with a minimum of 0°C (33°F) and an average of 12°C (54°F), while October generally offers milder conditions, starting at a minimum of 1°C (34°F) and averaging 15°C (59°F). The maximum temperature can reach 25°C (78°F) in April compared to 28°C (83°F) in October. Precipitation is relatively similar in both months, with April receiving about 49 mm (1.9 in) and October seeing slightly more at 56 mm (2.2 in), both averaging rain on approximately six days. Additionally, humidity levels are a bit higher in October at 79% compared to April’s 75%. For more specific insights into October weather, you can visit Ganghwa-gun weather in October.

In comparing the weather of April and November, April brings milder temperatures with averages around 12°C (54°F) and a maximum of 25°C (78°F), making it a pleasant month. The humidity in April is relatively high at 75%, and it experiences about 49 mm (1.9 in) of precipitation over six days. In contrast, November sees lower temperatures with an average of 8°C (46°F) and a maximum of 20°C (69°F). Although November has slightly less precipitation at 45 mm (1.8 in) over just five days, it has a higher humidity level at 80%. For more detailed weather insights, you can check Ganghwa-gun weather in November.

April and December present contrasting weather patterns, showcasing the transition from early spring to winter. In April, temperatures range from a brisk 0°C (33°F) at night to a warm 25°C (78°F) during the day, with an average of 12°C (54°F). Precipitation is relatively moderate at 49 mm (1.9 in) over 6 days, and humidity hovers around 75%. In contrast, December is much colder, with temperatures dipping as low as -14°C (6°F) and only reaching a maximum of 12°C (54°F), averaging a chilly 0°C (32°F). Precipitation diminishes to 21 mm (0.8 in) over 5 days, while humidity remains similar at 74%. For more detailed insights on December's weather conditions, visit Ganghwa-gun weather in December.

Compare Ganghwa-gun's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Ganghwa-gun

As April unfolds in Ganghwa-gun, the weather experiences a refreshing transition from the chillier months of winter. With maximum temperatures nudging up to a pleasant 25°C, the region welcomes a burst of warmth, contrasting sharply with the colder early spring months. However, the average temperature of 12°C still hints at lingering coolness during the early morning and evening. This month brings notable rainfall, with 49 mm recorded over six days, contributing to the burgeoning greenery and vibrant blossoms characteristic of spring. The humility of 75% adds a fresh and crisp feel, setting the stage for outdoor activities and exploration. For a deeper dive into what to expect throughout the year, visit Ganghwa-gun Climate.