Last updated: August 21, 2025
In May, Kitakyushu, Japan experiences a vibrant transitional climate, characterized by a maximum temperature of 32°C (89°F) and a pleasant average of 20°C (69°F). The month also sees cooler nights, with temperatures dipping to a minimum of 7°C (46°F). Visitors should prepare for a relatively wet environment, as 135 mm (5.3 in) of precipitation falls over 10 days, contributing to a humidity level of 84%. This blend of warmth and moisture fosters a lush landscape, perfect for exploring the city's natural beauty.
In May, Kitakyushu experiences a delightful transition into warmer weather, with temperatures marked by a minimum of 7°C (46°F) and an inviting average of 20°C (69°F), peaking at a warm 32°C (89°F). This month signifies a significant shift from the cooler spring months, as the average feels notably milder compared to April’s 16°C (60°F). As spring blossoms into early summer, residents and visitors alike enjoy longer, sunnier days that invite outdoor activities. With temperatures approaching the 30°C mark, May sets the stage for the sweltering heat of summer just around the corner, while still offering comfortable conditions perfect for exploration and enjoyment of the vibrant culture of this coastal city.
In May, Kitakyushu experiences a notable spike in precipitation, with an average of 135 mm (5.3 in) recorded over 10 days. This increase marks a continuation of the wet season that begins in earnest in April, where rainfall is already substantial at 109 mm (4.3 in). As May transitions into the summer months, the city sees its precipitation levels rise, setting the stage for the even heavier rains that follow in June and July. The steady accumulation of rain during this period not only nourishes the lush greenery of the region but also prepares the city for the impending shift into a more humid climate. Overall, May serves as a critical link in Kitakyushu's weather patterns, showcasing a clear trend of increasing rainfall leading into the summer season.
In May, Kitakyushu experiences a noticeable increase in humidity, reaching a significant 84%. This marks a steady rise from the more temperate levels of 71% seen in both February and March, ramping up from 78% in April. As the city transitions into early summer, the air becomes increasingly laden with moisture, setting the stage for the high humidity levels that peak in July at a staggering 92%. The gradual upward trend from May’s 84% foreshadows the sultry months ahead, emphasizing Kitakyushu's transformation into a humid subtropical climate as the year progresses.
In May, Kitakyushu, Japan, experiences a UV Index of 11, placing it in the extreme exposure category, with a rapid burn time of just 10 minutes. This trend of increasing UV intensity begins as early as March and reaches its peak during the summer months, characterized by consistent extreme levels. April and May maintain this intense UV environment, signaling that outdoor enthusiasts should prioritize sun protection measures to avoid skin damage. As the season progresses, especially into June and July, the UV Index remains critical, highlighting the necessity for ongoing vigilance. For more detailed insights, you can explore the Kitakyushu UV Index.
UV Risk Categories
As May arrives in Kitakyushu, Japan, it welcomes an impressive 294 hours of sunshine, marking a delightful peak in the spring season. Following a gradual ascent from 178 hours in January to 278 hours in April, the sunny days in May reflect the city's charming transition into summer. This trend of increasing sunlight continues, with June maintaining a robust 275 hours before dipping slightly in the following months. The peak of sunshine in May not only enhances the city's vibrant scenery but also invites residents and visitors alike to bask in its warmth, making it a perfect time for outdoor activities and enjoying nature.
In May, the likelihood of sunny weather in Kitakyushu, Japan, drops to 32%, marking a continuation of the trend observed from the previous months. After a slight increase in sunshine chances during April at 43%, the sun begins to retreat as the region transitions into the wet season. A notable observation is the sharp decline leading into the summer months, with June further decreasing to 26%. This pattern highlights that while spring may still offer a fair share of sun, the time for cloudier skies and potential rain showers is fast approaching, contrasting with the sunnier outlook seen later in the year, particularly in October at 58%.
In Kitakyushu, Japan, daylight duration begins to rise steadily in March, transitioning from a consistent 10 hours in January and February to 11 hours. As spring unfolds, daylight increases to 13 hours in both April and May, marking a vibrant period of longer, brighter days. This trend continues into June and July, where the city enjoys its peak with 14 hours of daylight, making it an ideal time for outdoor activities and exploration. However, as summer wanes, daylight gradually diminishes, dropping to 13 hours in August and easing further to 12 hours in September. By October, the daylight recedes to 11 hours, before reaching its minimum at 9 hours in December, completing the cycle of seasonal change in this dynamic locality.
In May, Kitakyushu experiences a gentle breeze with an average wind speed of 3.3 m/s (7 mph), reflecting a slight dip from the previous month's moderate winds. This trend of relatively calm conditions continues into June, where winds slow down further to 2.2 m/s (5 mph), marking the beginning of the summer season. As spring transitions into summer, the wind patterns suggest a shift towards tranquility, allowing residents and visitors to enjoy the vibrant beauty of May without the disturbance of strong gusts. Overall, the gentle winds of May offer a pleasant backdrop for outdoor activities, contrasting starkly with the more varied speeds observed earlier in the year.
Weather in Kitakyushu varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Kitakyushu, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather between May and January, there are striking differences in temperature and precipitation. May boasts much warmer temperatures, with an average of 20°C (69°F) and highs reaching up to 32°C (89°F), while January is considerably cooler, with an average of just 6°C (44°F) and a maximum of 17°C (63°F). Additionally, May experiences higher humidity levels at 84% and more precipitation, averaging 135 mm (5.3 in) over 10 days, compared to January's 53 mm (2.1 in) over 8 days. For more detailed information, you can check Kitakyushu weather in January.
In comparing the weather of May and February, we see a significant shift in temperatures and precipitation patterns. May boasts a much warmer climate, with average temperatures reaching around 20°C (69°F) and maximums soaring to 32°C (89°F). In contrast, February presents a cooler atmosphere, with average temperatures around 7°C (45°F) and lows dipping as low as -4°C (26°F).
Additionally, May experiences more precipitation, accumulating 135 mm (5.3 in) over 10 days, compared to February's 68 mm (2.7 in) spread over 8 days. Humidity levels are also higher in May at 84%, while February maintains a drier feel at 71%. For more detailed information about February weather in Kitakyushu, you can check this link: Kitakyushu weather in February.
May's weather is warmer and more humid compared to March, with average temperatures rising to 20°C (69°F) and max temperatures reaching up to 32°C (89°F). In contrast, March experiences cooler conditions, with average temperatures around 11°C (53°F) and a maximum of 24°C (75°F). While both months see considerable rainfall, May has slightly higher precipitation at 135 mm (5.3 in) over 10 days, compared to March's 118 mm (4.7 in) over 11 days. The humidity in May is also higher at 84% versus March's 71%. For more detailed insights, you can visit Kitakyushu weather in March.
In May, the weather significantly warms up compared to April, with average temperatures rising from 16°C (60°F) in April to 20°C (69°F) in May, peaking at a maximum of 32°C (89°F) compared to April's high of 27°C (81°F). Additionally, May experiences slightly more precipitation, with 135 mm (5.3 in) over 10 days, while April sees 109 mm (4.3 in) over 9 days. Humidity also increases, from 78% in April to 84% in May, contributing to a warmer and more humid atmosphere. For more details on April's weather, visit Kitakyushu weather in April.
In May, temperatures range from a cool 7°C (46°F) at night to a warm 32°C (89°F) during the day, with an average temperature of 20°C (69°F). The month sees around 135 mm (5.3 in) of precipitation over about 10 days, along with relatively high humidity at 84%. In comparison, June experiences milder nighttime temperatures starting at 15°C (60°F) and the daytime highs reaching slightly higher at 33°C (91°F), with an average of 23°C (74°F). However, June is wetter, with total precipitation of 180 mm (7.1 in) over 13 days and a slight increase in humidity to 86%. For more detailed information, you can check Kitakyushu weather in June.
In comparing the weather between May and July, we see a noticeable contrast in both temperature and precipitation. May tends to have milder temperatures, with a minimum of 7°C (46°F) and an average of 20°C (69°F), reaching a maximum of 32°C (89°F). In comparison, July is significantly warmer, with min temperatures starting at 18°C (65°F), an average of 27°C (81°F), and highs soaring to 36°C (97°F).
Moreover, July experiences more frequent rainfall, totaling 298 mm (11.7 in) over 18 days, compared to May's 135 mm (5.3 in) over just 10 days. The humidity also rises from 84% in May to 92% in July, contributing to the often oppressive heat of the summer. For more detailed insights on July weather, you can check out Kitakyushu weather in July.
May and August present distinctly different weather patterns. In May, temperatures range from a cool minimum of 7°C (46°F) to a warm average of 20°C (69°F), peaking at a maximum of 32°C (89°F). With a total precipitation of 135 mm (5.3 in) over about 10 days, humidity remains high at 84%. In contrast, August experiences significantly warmer temperatures, with a minimum of 20°C (68°F), an average of 29°C (84°F), and a maximum that can soar to 38°C (100°F). Precipitation increases to 255 mm (10.0 in), occurring over approximately 14 days, and humidity rises slightly to 91%. For more details on the climate, you can visit Kitakyushu weather in August.
In comparison to May, September experiences warmer temperatures with an average of 25°C (77°F), whereas May averages around 20°C (69°F). The minimum temperature in September is notably higher at 15°C (59°F), compared to May's cooler 7°C (46°F). Additionally, September tends to be wetter, with precipitation reaching 202 mm (8.0 in) over 15 days, while May has 135 mm (5.3 in) over 10 days. Both months share a relatively high humidity level of 84%, making the air feel quite dense. For more detailed information, you can visit Kitakyushu weather in September.
May and October present a relatively mild climate, with both months showing similar average temperatures around 20°C (68°F). In May, the temperatures range from a cool 7°C (46°F) at night to as warm as 32°C (89°F) during the day, while in October, temperatures are slightly higher at night, with a minimum of 9°C (49°F) and a maximum of 31°C (89°F). Precipitation is quite comparable, with May receiving about 135 mm (5.3 in) over 10 days and October registering slightly less at 110 mm (4.3 in) over the same number of days. Humidity levels are also similar, with May at 84% and October at 83%. For more detailed insights, you can check Kitakyushu weather in October.
May and November present quite distinct weather patterns. In May, temperatures are generally warmer, ranging from a minimum of 7°C (46°F) to a maximum of 32°C (89°F), with an average temperature of 20°C (69°F). This month experiences significant precipitation, totaling 135 mm (5.3 in) over about 10 days, and the humidity is relatively high at 84%. In contrast, November is cooler, with temperatures fluctuating between 2°C (35°F) and 26°C (80°F), averaging 14°C (57°F). Rainfall is less abundant in November, amounting to just 43 mm (1.7 in) over approximately 6 days, and humidity remains slightly lower at 81%. For a more detailed look at November's weather, you can visit Kitakyushu weather in November.
May and December exhibit contrasting weather patterns. In May, temperatures range from a minimum of 7°C (46°F) to a maximum of 32°C (89°F), with an average of 20°C (69°F), creating a warm and pleasant atmosphere. However, this month also sees frequent rain, with approximately 135 mm (5.3 in) of precipitation over about 10 days, alongside relatively high humidity levels at 84%. In contrast, December is much cooler, with temperatures ranging from -1°C (31°F) to 23°C (73°F) and an average of 8°C (47°F). Precipitation decreases significantly to about 59 mm (2.3 in) over 7 days, with slightly lower humidity at 79%. For more detailed information, check out Kitakyushu weather in December.
As May unfolds in Kitakyushu, the weather transitions into a warmer and more humid atmosphere, setting it apart from the cooler months. Daytime temperatures rise significantly, making outdoor activities more enjoyable, while the average humidity adds a tropical feel to the air. However, with an increase in warmth comes the likelihood of rain, as precipitation is notable this month, indicating a shift towards the wetter season. Overall, May provides a delightful mix of warmth and occasional showers, perfect for exploring the vibrant nature that Kitakyushu has to offer. For a more detailed look at the climate throughout the year, visit Kitakyushu Climate.