Last updated: October 30, 2025
In September, Gyeongju, South Korea, experiences a delightful transition into autumn, with temperatures ranging from a maximum of 30°C (86°F) to a minimum of 12°C (53°F), leading to an average of 22°C (72°F). While the humidity hovers around 80%, locals and visitors alike enjoy the mild weather that serves as an ideal backdrop for exploration. However, be prepared for precipitation, as the city sees about 203 mm (8.0 in) of rain over 12 days throughout the month. Embrace the charm of this historic city as vibrant fall colors begin to emerge amid the occasional shower.
As September unfolds in Gyeongju, South Korea, the air begins to cool, marking a gentle transition from summer's sweltering grip to the crispness of fall. With minimum temperatures settling around 12°C (53°F) and averaging 22°C (72°F), the month offers a delightful balance of warmth without the oppressive heat of summer. The maximum temperatures reach a pleasant 30°C (86°F), allowing for outdoor adventures in comfortable weather. This shift showcases a distinct trend, as the region moves from the peak summer highs of nearly 38°C (100°F) in July and 37°C (98°F) in August, toward the more temperate days of autumn. September's embrace invites both locals and visitors to explore Gyeongju's rich historical sites amid the backdrop of changing leaves, making it a truly enchanting time to experience this cultural treasure.
September in Gyeongju, South Korea, marks a significant turn in the weather as the summer rains begin to taper off while still leaving a notable mark. With precipitation reaching 203 mm (8.0 in) over approximately 12 days, the month showcases a blend of lingering monsoonal influence and the onset of autumn. This volume, while slightly lower than the peaks of July and August, is indicative of the transitional season, where moisture remains prevalent but starts to give way to cooler, crisper days ahead. The rhythm of rain falls consistently as the city prepares for the drier months to follow, highlighting September as a crucial bridge between the heavy summer rains and the drier fall.
In September, Gyeongju experiences a notable humidity level of 80%, marking a gradual decline from the peak of 95% in July. This month serves as a transition, as the summer's intense humidity begins to wane, making way for the crisper air of autumn. Despite the decrease, September's humidity remains relatively high compared to earlier months, particularly May and April, where it rose sharply to 83% and 75%, respectively. As the year progresses, humidity levels generally hover around the 70% mark in the fall, reflecting a refreshing shift after the sultry summer months.
In September, Gyeongju experiences a very high UV Index of 10, indicating a need for heightened sun protection as summer wanes. This rating, consistent with the previous months of May through August, signals that despite the approaching autumn, the sun remains potent, with a burn time of just 15 minutes. As the season transitions, sun-seekers should still be cautious, as the UV Index drops significantly in October. For a detailed understanding of UV exposure throughout the year, check the complete information at Gyeongju UV Index.
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September in Gyeongju, South Korea, offers a gentle transition into autumn, with 248 hours of sunshine that delightfully bridges the summer warmth into the coolness of fall. This month marks a slight dip from the peak sunshine in the vibrant month of May, which enjoyed an impressive 307 hours. As the year progresses, sunlight gradually wanes, reflecting the changing seasons—yet September still shines brighter than the colder months ahead. With its lush landscapes and historical sites bathed in golden sunlight, Gyeongju in September invites both locals and travelers to bask in the beauty of nature as it prepares for the rich, colorful display of autumn foliage.
In Gyeongju, South Korea, the likelihood of sunny weather experiences a noticeable decline as summer transitions into autumn. September, with only a 27% chance of sunshine, marks one of the lower points of the year, only slightly better than the peak of rainy summer months like June and July, which plummet to 20% and 26%, respectively. As the year progresses, October sees a rebound to 49%, suggesting a shift towards clearer skies. The trend hints that those hoping for sun-soaked days in September may need to manage their expectations, as the region prepares for the cooler, drier months ahead where chances of sun rise significantly once more, peaking in the winter months of November and December.
As summer fades into autumn, September in Gyeongju, South Korea, offers a gentle transition with about 12 hours of daylight. Following the peak summer months where long days stretched to 14 hours, this slight reduction marks the beginning of a gradual shift toward shorter days. As the year progresses, daylight dwindles, dropping to 11 hours in October and further to 10 hours by November. This trend underscores a rhythmic cycle in Gyeongju's seasons, showcasing nature's interplay of light and dark as it prepares for the winter months ahead. Amidst this decreasing daylight, the softer, golden hues of early fall provide a serene backdrop for visitors and locals alike.
As September unfolds in Gyeongju, South Korea, the gentle whispers of the wind pick up slightly, averaging 3.2 m/s (7 mph). This marks a subtle recovery from the summer's lull, where wind speeds dipped to their lowest in July and August, nearing only 2.3 m/s (5 mph). The arriving autumn breeze feels refreshing, hinting at the seasonal transition ahead. Interestingly, this uptick in wind speed is mirrored in the months preceding autumn, as April and November also boast similar averages of 3.2 m/s (7 mph) and 3.0 m/s (7 mph) respectively. This pattern suggests a delicate balance in Gyeongju's climate, where the winds breathe vitality into the air, inviting locals and travelers alike to savor the changing season.
Weather in Gyeongju varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gyeongju, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly contrasting weather experiences. In September, the temperatures range from a mild 12°C (53°F) to a warm 30°C (86°F), with an average of 22°C (72°F), making it a pleasant month for outdoor activities. However, the month is also characterized by significant rainfall, with 203 mm (8.0 in) of precipitation over 12 days and high humidity at 80%. In contrast, January brings much colder conditions, with temperatures ranging from a frigid -13°C (9°F) to a maximum of 16°C (62°F), averaging just 2°C (35°F). This winter month experiences minimal precipitation at 29 mm (1.2 in) over only 3 days, along with lower humidity at 72%. For more details on the January weather in Gyeongju, check out Gyeongju weather in January.
September and February present starkly contrasting weather conditions. In September, temperatures typically range from a comfortable 12°C (53°F) to a balmy 30°C (86°F), with an average of 22°C (72°F). The month is also characterized by significant rainfall, totaling 203 mm (8.0 in) over about 12 days, and high humidity at 80%. In contrast, February experiences a much colder climate, with temperatures dipping as low as -11°C (13°F) and averaging around 4°C (39°F). Although the maximum can reach 24°C (75°F), it is primarily marked by dry conditions, with only 32 mm (1.3 in) of precipitation over just 4 days and lower humidity at 67%. For more details on February weather, you can visit Gyeongju weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a mild 12°C (53°F) at night to a warm 30°C (86°F) during the day, with an average of 22°C (72°F). Despite the warmth, this month experiences significant precipitation, accumulating 203 mm (8.0 in) over 12 days, contributing to a high humidity level of 80%. In contrast, March ushers in cooler temperatures, boasting a minimum of -3°C (27°F) and an average of 9°C (49°F), with daytime highs reaching 24°C (76°F). With lower precipitation of 79 mm (3.1 in) over 8 days, March experiences a drier atmosphere and reduced humidity at 65%. For more specific details about March weather, you can refer to Gyeongju weather in March.
In comparing the weather of September and April, we see a significant difference in temperatures and precipitation levels. September enjoys milder conditions with average temperatures peaking at 22°C (72°F) and maximums soaring to 30°C (86°F), while April's cooler climate features an average of just 14°C (57°F) and a minimum of 1°C (34°F). Additionally, September is marked by higher humidity at 80% and a notable amount of rainfall, totaling 203 mm (8.0 in) over 12 days. Conversely, April experiences less precipitation at 78 mm (3.1 in), occurring over only 6 days, and slightly lower humidity at 75%. For a more in-depth look at April's weather specifics, check out Gyeongju weather in April.
September and May present contrasting weather conditions. September features a warmer average temperature of 22°C (72°F) with daytime highs reaching up to 30°C (86°F), while May’s average temperature is slightly cooler at 19°C (67°F), with maximums peaking at 34°C (93°F). However, May tends to have lower precipitation, with just 72 mm (2.8 in) over 8 days compared to September's heavier rainfall of 203 mm (8.0 in) across 12 days. Humidity levels are relatively similar, with September at 80% and May slightly higher at 83%. For more detailed insights, you can check Gyeongju weather in May.
In comparing the weather between September and June, both months experience a similar average temperature around 22°C (72°F), though June tends to reach a higher maximum of 35°C (95°F) compared to September's 30°C (86°F). September sees slightly more precipitation at 203 mm (8.0 in) over 12 days, while June has 137 mm (5.4 in) of rain over 10 days. Humidity levels are also noteworthy, with June being a bit higher at 87% versus September's 80%. For a closer look at the specific weather patterns in June, you can check Gyeongju weather in June.
In comparing the weather between September and July, September tends to be cooler with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 30°C (86°F), whereas July experiences hotter conditions, with temperatures ranging from a minimum of 16°C (62°F) to a scorching maximum of 38°C (100°F). Humidity levels also differ significantly; September has an average humidity of 80%, which is lower than July's high of 95%. Precipitation is notable in both months, with September receiving 203 mm (8.0 in) over 12 days, slightly less than July’s 231 mm (9.1 in) across 14 days. For more details on July's weather, you can visit Gyeongju weather in July.
In comparing the weather of September and August, September tends to be milder, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 30°C (86°F), averaging 22°C (72°F). In contrast, August features warmer temperatures, with a minimum of 18°C (65°F), an average of 27°C (81°F), and a maximum that can reach as high as 37°C (98°F). While both months experience a similar amount of precipitation, September sees rain on about 12 days with a total of 203 mm (8.0 in), compared to August's 210 mm (8.3 in) over 15 days. Interestingly, humidity levels are significantly higher in August at 93%, compared to September’s 80%. For more details, you can check Gyeongju weather in August.
September and October present a notable shift in weather conditions. In September, temperatures generally hover between a minimum of 12°C (53°F) and a maximum of 30°C (86°F), accompanied by a substantial average temperature of 22°C (72°F). This month also experiences significant rainfall, totaling 203 mm (8.0 in) over 12 days, and high humidity levels at 80%. In contrast, October sees a decrease in average temperature, dropping to a minimum of 4°C (39°F) and an average of 16°C (62°F), while the maximum still reaches 30°C (85°F). Precipitation is considerably lower, with 97 mm (3.8 in) occurring over just 7 days, and humidity slightly decreases to 77%. For more specific insights about the month, you can refer to this resource: Gyeongju weather in October.
In September, the weather is generally warmer with average temperatures ranging from 12°C (53°F) at night to a high of 30°C (86°F) during the day, making it a comfortable month with an average temperature of 22°C (72°F). However, this month experiences significant rainfall, with 203 mm (8.0 in) of precipitation spread over 12 days and humidity levels around 80%. In contrast, November brings a noticeable chill, with temperatures dropping to a minimum of -3°C (26°F) and averaging just 10°C (50°F). Precipitation is considerably lower at 18 mm (0.7 in), and rain typically falls on only 3 days, while humidity slightly decreases to 75%. This stark contrast between the two months highlights the transition into winter. For more detailed information, check out Gyeongju weather in November.
September weather features a warm and humid climate, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 30°C (86°F) and an average of 22°C (72°F). It also experiences considerable rainfall, with 203 mm (8.0 in) spread over 12 days, contributing to a high humidity level of 80%. In contrast, December brings a much cooler atmosphere, with temperatures dropping significantly, characterized by a minimum of -10°C (15°F) and a maximum of 18°C (64°F), averaging just 3°C (38°F). Precipitation during this month is much less pronounced, with only 22 mm (0.9 in) over 3 days, and humidity levels also decrease to 73%. The stark differences in temperature and precipitation between the two months highlight the transition from a humid late summer to a cold winter. For more details on December weather, visit Gyeongju weather in December.
As summer transitions into autumn, September in Gyeongju brings a refreshing change, with pleasantly warm days and cooler nights. The high humidity, typical for this time of year, can create a steamy feel, but it usually results in a dynamic atmosphere perfect for outdoor exploration. Rainfall is frequent, with several days of precipitation contributing to the lush scenery and vibrant landscapes that the city is known for. This contrasts sharply with the drier, hotter months of July and August, making September an ideal time to experience Gyeongju's rich history and stunning natural beauty. For a deeper dive into the patterns of weather throughout the year, visit Gyeongju Climate.