August Weather in Ganghwa-gun, South Korea

Last updated: October 30, 2025

In Ganghwa-gun during August, the weather presents a vibrant tapestry of warmth and humidity, with temperatures soaring to a maximum of 36°C (98°F) while maintaining an average of 26°C (80°F). The minimum temperature dips to a comfortable 16°C (61°F), offering a reprieve from the heat. However, the month is characterized by high humidity levels at 91%, contributing to a sultry atmosphere. Rainfall is significant, with a total precipitation of 244 mm (9.6 in) spread over 15 days, adding a refreshing touch to the summer landscape. Visitors can expect a mix of sunny days and intermittent showers, making it a lively yet humid month in this picturesque region of South Korea.

August Temperature in Ganghwa-gun

In August, Ganghwa-gun, South Korea experiences some of its warmest temperatures, with lows averaging around 16°C (61°F) and daytime highs soaring to a steamy 36°C (98°F). This month signifies the peak of summer, where the average temperature rests comfortably at 26°C (80°F), fostering a vibrant atmosphere perfect for outdoor activities. Compared to the cooler months that precede it, August stands out not only for its high temperatures but also for a substantial increase in warmth, reflective of the steady transition from spring's gentle embrace to the sweltering heat of late summer. As the month progresses, the warmth gradually gives way to the cooler temperatures of September, making August a quintessential summer experience in this picturesque region.

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

The chart illustrates August 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, August typically has an average temperature of 26°C (80°F), with highs reaching up to 36°C (98°F) and lows dropping to around 16°C (61°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.

August Precipitation in Ganghwa-gun

August in Ganghwa-gun, South Korea, marks a significant peak in precipitation, receiving 244 mm (9.6 in) over 15 days, making it the wettest month of the year. This intense rainfall is a notable jump from 204 mm (8.0 in) in July, illustrating the region's transition into the heart of summer. As the summer heat gives way to the heavy monsoon season, the frequency of rain increases, reflecting a trend of late summer deluges that often contribute to lush landscapes. Following this deluge, September sees a decrease in both precipitation and rainy days, showcasing the seasonal shift towards drier conditions. Overall, the patterns highlight the dynamic climate of Ganghwa-gun, where August stands out as a critical period of abundant rain before the drier months return.

August Precipitation Trends in Ganghwa-gun

The chart displays monthly precipitation patterns in Ganghwa-gun, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Ganghwa-gun, August typically receives around 244 mm (9.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1821414910573204244146564521
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Ganghwa-gun

In August, Ganghwa-gun experiences a peak in humidity, reaching 91%, a continuation of the trend that began in July. This month mirrors the sweltering summer heat, providing a lush and vibrant environment but also contributing to a muggy atmosphere. As we compare August’s figures with earlier months, it’s clear that humidity steadily rises from 65% in February and March to a striking 85% in June, culminating in the mid-summer high. Following August, humidity begins its descent, dropping significantly to 77% in September before stabilizing in the cooler months ahead. This pattern not only underscores the steamy summers of Ganghwa-gun but also sets the stage for a transition into more comfortable fall weather.

August Average Humidity in Ganghwa-gun

This chart illustrates the average monthly humidity levels in Ganghwa-gun, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Ganghwa-gun is approximately 91%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Ganghwa-gun

In August, Ganghwa-gun experiences a UV Index of 11, categorizing the exposure as extreme and reducing burn time to a mere 10 minutes. This notably high UV level mirrors that of July, indicating a peak in sun intensity during the summer months. As the season progresses from April's very high levels to the current extreme, it's crucial for residents and visitors alike to take precautionary measures against sunburn and skin damage. Following August, the UV Index gradually drops in September, settling back to 9, signaling a shift towards safer sun exposure. For more insights on UV levels throughout the year, visit Ganghwa-gun UV Index.

Maximum UV Index Levels in Ganghwa-gun for August

The chart shows the monthly maximum UV Index (UVI) for Ganghwa-gun in August, 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 August, the maximum UV index in Ganghwa-gun typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891011119643
Data source: Ganghwa-gun August 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.

August Sunshine in Ganghwa-gun

August in Ganghwa-gun, South Korea, offers a delightful embrace of sunshine with 294 hours of bright daylight, maintaining a warm glow following the peak of summer. As the year progresses, daylight hours see a noticeable increase from January's modest 198 hours, peaking in June with 320 hours. While July holds its own with 301 hours, August gently begins the transition to autumn, still basking in generous daylight before it gradually declines through the fall months. This trend not only showcases the vibrant energy of late summer but also hints at the seasonal shifts that will soon usher in cooler days, making August a perfect month for enjoying the outdoors in this picturesque region.

Monthly Sunshine Duration in Ganghwa-gun: August Highlighted

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

Chance of Sun in Ganghwa-gun During August

In Ganghwa-gun, South Korea, August tends to present a modest 35% likelihood of sunny weather, marking one of the lower chances for sunshine throughout the year. This trend is part of a gradual decline in sunny days as the summer progresses, with July recording an even lower probability at 34%. Interestingly, this contrasts sharply with the sunnier months from late autumn to winter, where the chance of sunshine steadily increases, peaking at 63% in December. Overall, while August does bring warmth, it might also bring clouds, making it less reliable for sun-seeking activities compared to other months in the region.

Percentage of Sunny Days in August in Ganghwa-gun

The chart illustrates the percentage of sunny days in Ganghwa-gun throughout the year, with August 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 August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ganghwa-gun in August

In Ganghwa-gun, South Korea, the daylight duration experiences a captivating ebb and flow throughout the year. As winter yields to spring, January's 9 hours gradually increases, peaking at a delightful 14 hours in May and June. This summer abundance of light provides a vibrant backdrop for outdoor activities, which continues through July. However, as August arrives, daylight begins to wane slightly, with 13 hours, signaling the transition toward autumn. The trend continues as September and October bring shorter days, eventually returning to the 9-hour mark by December. This rhythmic cycle not only shapes the region’s climate but also enriches the local lifestyle, making each season uniquely enjoyable.

Average Daylight Hours in Ganghwa-gun for August

The chart illustrates the variation in daylight duration in Ganghwa-gun throughout the year, with August 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.

August Winds in Ganghwa-gun

In August, Ganghwa-gun experiences a gentle breeze with an average wind speed of 2.7 m/s (6 mph), slightly up from the calmer summer months of June and July. This modest increase reflects a gradual shift in seasonal dynamics as the region transitions towards autumn. Notably, August’s breezes are part of a broader trend where wind speeds generally fluctuate, peaking in winter months, such as January at 3.5 m/s (8 mph) and February at 3.7 m/s (8 mph), before tapering down to the year’s lowest in the heat of summer. As we move from the sultry days of July into August, the wind whispers promises of the cooler months ahead, creating a pleasant atmosphere for both residents and visitors alike.

Average August Wind Speed in Ganghwa-gun

The chart displays monthly wind speed patterns in Ganghwa-gun, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.73.03.23.32.52.32.7 m/s3.02.93.03.4
Data source: Ganghwa-gun August wind data, generated using information from the Copernicus Climate Change Service.

How August 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 August’s weather to other months in Ganghwa-gun, focusing on differences in temperature, rainfall, humidity, and UV levels.

August and January present strikingly different weather patterns. In August, temperatures range from a mild 16°C (61°F) at night to a scorching 36°C (98°F) during the day, with an average of 26°C (80°F). This month is characterized by high humidity levels at 91% and frequent rainfall, receiving 244 mm (9.6 in) over 15 days. In contrast, January exhibits frigid conditions, with temperatures plummeting to a minimum of -17°C (2°F) and an average of -2°C (29°F), reaching a maximum of only 11°C (53°F). Precipitation is minimal, totaling just 18 mm (0.7 in) over 2 days, and humidity is lower at 71%. For a detailed look at the winter weather in this region, visit Ganghwa-gun weather in January.

The weather in August features significantly warmer temperatures, with an average of 26°C (80°F) and maximum highs reaching 36°C (98°F), alongside high humidity levels of 91%. In contrast, February presents a much colder climate, characterized by an average temperature of 0°C (32°F) and minimum lows dropping to -14°C (7°F). Additionally, August experiences much higher precipitation with 244 mm (9.6 in) over about 15 days, while February sees minimal rainfall of just 21 mm (0.8 in) over only 3 days. For more specific details about weather conditions, explore Ganghwa-gun weather in February.

August and March present contrasting weather patterns. August boasts warmer temperatures, with averages around 26°C (80°F) and highs reaching up to 36°C (98°F), while March features a much cooler climate, where average temperatures sit at 6°C (44°F) and can dip as low as -6°C (21°F). In terms of precipitation, August is significantly wetter, receiving 244 mm (9.6 in) over about 15 days, compared to March's 40 mm (1.6 in) spread over just 4 days. Additionally, August's humidity is notably high at 91%, whereas March has a more moderate humidity level of 65%. For more details on the weather in March, you can visit Ganghwa-gun weather in March.

When comparing the weather in August and April, it's evident that August is significantly warmer and more humid. In August, temperatures range from a minimum of 16°C (61°F) to a maximum of 36°C (98°F), with an average of 26°C (80°F) and a high humidity level of 91%. In contrast, April sees much cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 25°C (78°F), averaging only 12°C (54°F). Additionally, April experiences considerably less precipitation, totaling 49 mm (1.9 in) over just 6 days, while August receives 244 mm (9.6 in) over 15 days of rain. For more detailed insights, you can check out Ganghwa-gun weather in April.

In August, the weather is noticeably warmer and more humid compared to May. With minimum temperatures starting at 16°C (61°F) and averaging a high of 26°C (80°F), August can reach maximum temperatures of up to 36°C (98°F). The month also experiences significant rainfall, with 244 mm (9.6 in) of precipitation over approximately 15 days, resulting in a humidity level of 91%. In contrast, May presents a milder climate, with average temperatures peaking at 17°C (63°F) and maximums around 28°C (83°F). Precipitation in May is considerably lower at 105 mm (4.1 in) across just 8 days, along with a slightly lower humidity level of 81%. For a closer look at May's conditions, you can explore Ganghwa-gun weather in May.

August typically experiences warmer temperatures compared to June, with average highs reaching 26°C (80°F) and occasionally peaking at 36°C (98°F) in August, while June's average high is slightly lower at 22°C (72°F) with a maximum of 33°C (92°F). Additionally, August is characterized by higher humidity, averaging 91% compared to June's 85%. Precipitation is considerably greater in August, with 244 mm (9.6 in) over 15 days, whereas June sees only 73 mm (2.9 in) over 8 days. Such weather patterns make August feel more oppressive, underscoring its reputation as one of the hottest and wettest months. For those interested in detailed June weather patterns, you can explore Ganghwa-gun weather in June.

In comparing the weather conditions of August and July, both months experience similar average temperatures, with August averaging 26°C (80°F) and July at 26°C (78°F). However, August tends to be slightly warmer, with maximum temperatures reaching 36°C (98°F) compared to July's 35°C (96°F). Precipitation levels in August are higher, totaling 244 mm (9.6 in) over 15 days, whereas July sees 204 mm (8.0 in) over 13 days. Humidity remains constant at a high 91% for both months, creating a persistent muggy atmosphere. For a more detailed view of July's conditions, check Ganghwa-gun weather in July.

August and September present distinct shifts in weather patterns. August boasts warmer temperatures, with a minimum of 16°C (61°F) and an average of 26°C (80°F), reaching highs of 36°C (98°F). It also experiences significant rainfall, totaling 244 mm (9.6 in) over 15 days, accompanied by high humidity at 91%. In contrast, September sees a reduction in temperatures, with a minimum of 11°C (53°F), an average of 22°C (72°F), and a maximum of 30°C (86°F). Precipitation decreases to 146 mm (5.7 in) over just 8 days, and humidity drops to a more comfortable 77%. For a closer look at weather conditions in September, you can visit Ganghwa-gun weather in September.

August and October present a striking contrast in weather conditions. In August, temperatures soar with a minimum of 16°C (61°F) and an average of 26°C (80°F), peaking at a scorching 36°C (98°F). The month is also characterized by high humidity at 91% and significant rainfall, accumulating 244 mm (9.6 in) over 15 days. In contrast, October brings a much cooler atmosphere, featuring temperatures ranging from a crisp 1°C (34°F) at night to a mild 28°C (83°F) during the day, with an average of 15°C (59°F). Rainfall drops considerably to 56 mm (2.2 in) over just 6 days, and humidity decreases to 79%. For more detailed information, you can check the Ganghwa-gun weather in October.

August and November present stark contrasts in weather. August boasts higher temperatures, with a minimum of 16°C (61°F) and an average of 26°C (80°F), peaking at a scorching 36°C (98°F). This warm month is also characterized by significant rainfall, averaging 244 mm (9.6 in) over 15 days, along with high humidity levels of 91%. In contrast, November experiences much cooler conditions, with temperatures ranging from a minimum of -6°C (21°F) to an average of 8°C (46°F), and a maximum of 20°C (69°F). Precipitation in November is much lower at 45 mm (1.8 in) over just 5 days, and humidity decreases to 80%. For more detailed insights, you can check out Ganghwa-gun weather in November.

The weather in August contrasts sharply with that of December, showcasing significant seasonal differences. In August, temperatures range from a minimum of 16°C (61°F) to a sweltering maximum of 36°C (98°F), with high humidity levels averaging 91% and considerable precipitation of 244 mm (9.6 in) spread over 15 days. Conversely, December brings a much colder climate, with temperatures dipping to a minimum of -14°C (6°F) and reaching a maximum of 12°C (54°F). Precipitation decreases dramatically to just 21 mm (0.8 in) over 5 days, accompanied by lower humidity at 74%. For more detailed information on December weather in the area, visit Ganghwa-gun weather in December.

Compare Ganghwa-gun's Climate with Cities Worldwide

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

As August unfolds in Ganghwa-gun, the weather presents a striking contrast to the milder months preceding it. With temperatures soaring to a maximum of 36°C and an average hovering around 26°C, the heat is palpable, pushing outdoor activities to the early mornings or late evenings. The humidity lingers at a high 91%, creating a muggy atmosphere that can feel stifling at times. In addition to the warmth, August also experiences notable rainfall, with 244 mm of precipitation spread across 15 days, making it one of the wetter months of the year. This combination of heat and humidity not only influences the local landscape but also shapes the lifestyle of residents and visitors alike. For more detailed insights, explore the Ganghwa-gun Climate.