Last updated: August 21, 2025
In Kirishima, Japan, May welcomes a vibrant transition into warmer weather, with maximum temperatures reaching up to 31°C (88°F) and an average of 20°C (68°F). The month is characterized by high humidity, averaging around 83%, creating a lush atmosphere ideal for outdoor exploration. However, visitors should prepare for the rainy season, as the region experiences significant precipitation of 252 mm (9.9 in) over 12 days, enriching the local landscape. With temperatures fluctuating as low as 6°C (42°F), May in Kirishima offers a mix of warmth and cool breezes, perfect for those seeking a diverse climate experience.
In Kirishima, Japan, May signals the arrival of warmer days, as temperatures steadily rise from the cooler spring months. With a minimum temperature of 6°C (42°F) and an average of 20°C (68°F), May invites residents and visitors alike to enjoy the blossoming outdoors. The peak warmth reaches a delightful 31°C (88°F), making it an ideal time for outdoor activities and exploring the stunning natural landscapes. In contrast to the brisk chills of January, which start at a frigid -5°C (23°F), May encapsulates the transition into summer, showing a remarkable increase in both day and nighttime temperatures. This month not only highlights the gradual climb towards the hotter summer months ahead, especially as June follows closely with even higher averages, but it also showcases the beauty of change and renewal in Kirishima's climate.
May marks a significant increase in precipitation for Kirishima, Japan, with 252 mm (9.9 in) of rain falling over 12 days. This surge not only underscores the region's transition to the wetter summer months but also places May as one of the rainier months of the year. Following April's 149 mm (5.9 in), the rainfall in May showcases a striking upward trend that continues into June, which sees an even heftier 392 mm (15.4 in) over 19 days. As the landscape flourishes under these abundant showers, Kirishima's lush greenery becomes a vibrant testament to the region's seasonal shifts, paving the way for a verdant summer ahead.
In Kirishima, Japan, the month of May ushers in a noticeable uptick in humidity, reaching 83%—the highest level so far this year. This increase is part of a broader trend, as spring transitions into summer. April closes with a humidity of 79%, setting the stage for May's balmy conditions. Following this peak in May, humidity levels continue to rise, peaking in July at 90%, before gradually tapering off as autumn approaches. As such, residents and visitors can expect a notably humid May, contrasting sharply with the drier winter months, particularly January's 72% and February's 68%. This progressive climb in moisture levels not only underscores the region's seasonal changes but also highlights the lush, vibrant landscapes that Kirishima is celebrated for during this time of year.
In May, Kirishima experiences a notable spike in UV intensity with a UV Index of 12, placing it in the extreme exposure category. This shift marks a significant increase from the previous months, where the UV Index reached a high of 10 in both March and April. As the days grow longer and sunnier, sunburn potential heightens dramatically, with an average burn time of just 10 minutes. This trend of extreme UV levels continues into June and July, emphasizing the importance of sun protection during this period. Residents and visitors should take care to safeguard their skin, as May denotes the beginning of peak UV exposure in this picturesque region. For further details, check out the Kirishima UV Index.
UV Risk Categories
In Kirishima, Japan, the month of May basks in an impressive 279 hours of sunshine, contributing to a delightful spring ambiance. This follows a gradual upward trend from January's 196 hours to April's peak, which sets the stage for a vibrant May. Though sunlight dips slightly in June, returning to 249 hours, the overall pattern reveals a more luminous season during the late spring and summer months. Notably, August shines the brightest with a staggering 311 hours, while the decent figures in May suggest a landscape where nature thrives, beckoning visitors to enjoy the blossoming scenery and warm weather. The sun-soaked days of May play a crucial role in framing the picturesque charm of Kirishima, marking an ideal time to explore its stunning natural beauty.
In Kirishima, Japan, the likelihood of sunny weather reaches a noticeable low in May, with only a 23% chance of clear skies. This trend marks a significant drop from the sunnier months earlier in the year, such as January and February, which boast probabilities of 45% and 44%, respectively. As spring transitions to summer, the chances of sunshine further diminish, hitting a low of 16% in both June and July. Despite the fleeting sunshine in May, the weather begins to improve again as autumn approaches, with October and November enjoying much higher probabilities of clear days at 55% and 51%. Overall, while May may bring fewer sunny moments, the cyclic nature of Kirishima's weather ensures the return of brighter days not far off.
In Kirishima, Japan, the transition into spring brings a noticeable increase in daylight hours, peaking in May with an impressive 13 hours of sunshine. This gradual ascent begins in January with just 10 hours of daylight, steadily climbing to 12 hours by April, creating a vibrant atmosphere as the landscape awakens. Following May, daylight remains relatively stable throughout July and August at 13 hours, allowing ample opportunities for outdoor activities. As the year progresses into autumn, daylight begins to taper off, returning to 11 hours in October and dropping back to 10 hours by December. This rhythm of longer days in spring and summer followed by shorter days in fall and winter reflects the natural beauty and changing seasons of this picturesque region.
In Kirishima, Japan, May ushers in gentle breezes with an average wind speed of 2.2 m/s (5 mph), consistent with the mild weather patterns seen in the spring months. Notably, this period reflects a trend of relatively stable, moderate winds following the slightly higher gusts of February, which reaches 3.0 m/s (7 mph). As the region transitions from April's mild 2.5 m/s (6 mph) winds to May's calming atmosphere, residents and visitors alike can appreciate the beautifully serene landscapes without the interruption of more forceful gusts. Interestingly, the summer months ahead, particularly June, see a slight dip in wind speed to 1.8 m/s (4 mph), suggesting that while May offers a tranquil ambiance, the calmness may be a precursor to the stiller days of summer. Overall, May's winds contribute to the enchanting, peaceful vibes that make Kirishima a delightful spot for spring exploration.
Weather in Kirishima varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Kirishima, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, the weather warms significantly compared to January, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 31°C (88°F), and an average of 20°C (68°F). The month is characterized by higher humidity at 83% and considerable precipitation of 252 mm (9.9 in) over 12 days, making it a lush and vibrant time of year. In contrast, January experiences much cooler conditions, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 20°C (68°F) and an average of 7°C (44°F). This month sees lower humidity at 72% and significantly less precipitation, totaling just 54 mm (2.1 in) across 6 days. For more detailed insights into January weather conditions, you can check Kirishima weather in January.
May and February present strikingly different weather patterns. In May, temperatures soar from a chilly minimum of 6°C (42°F) to a warm average of 20°C (68°F), peaking at a sweltering 31°C (88°F). The month also sees considerable rainfall, with 252 mm (9.9 in) over 12 days, contributing to a high humidity level of 83%. In contrast, February is much cooler, with temperatures ranging from a minimum of -4°C (26°F) to a milder average of 8°C (46°F) and a maximum of 21°C (70°F). Precipitation is significantly lower in February, totaling 101 mm (4.0 in) over 10 days and accompanied by a humidity level of 68%. For more detailed insights, check out the Kirishima weather in February.
May weather is significantly warmer than March, with average temperatures soaring to 20°C (68°F) compared to March's cooler average of 12°C (54°F). The maximum temperature in May can reach as high as 31°C (88°F), while March tops out at a more moderate 24°C (75°F). However, May also brings more precipitation, with 252 mm (9.9 in) over 12 days, compared to March's 169 mm (6.6 in) over 13 days. Additionally, humidity levels are notably higher in May at 83% versus 72% in March, creating a more humid atmosphere. For those curious about conditions during this transitional month, check out Kirishima weather in March.
In comparing the weather of April and May, May typically offers warmer temperatures, with a minimum of 6°C (42°F) and an average of 20°C (68°F), while April sees slightly cooler conditions, with a minimum of 3°C (37°F) and an average of 16°C (60°F). The maximum temperatures in May can reach up to 31°C (88°F), compared to April's high of 28°C (82°F). Despite May being warmer, it also brings more precipitation, averaging 252 mm (9.9 in) over 12 days, whereas April has only 149 mm (5.9 in) over 10 days. The humidity levels are also higher in May at 83%, compared to 79% in April. For more detailed information on April weather, you can check Kirishima weather in April.
May and June weather shows a noticeable shift in temperatures and precipitation patterns. In May, temperatures range from a minimum of 6°C (42°F) to a maximum of 31°C (88°F), with an average of 20°C (68°F). The month sees substantial rainfall totaling 252 mm (9.9 in) over 12 days, combined with a humidity level of 83%. In contrast, June experiences higher minimum and average temperatures, with a low of 14°C (57°F) and an average of 23°C (73°F), while the maximum remains similar at 31°C (89°F). However, June is significantly wetter, receiving 392 mm (15.4 in) of rainfall over 19 days and a slight increase in humidity to 86%. For more detailed insights into June weather, visit Kirishima weather in June.
In May, temperatures range from a cool 6°C (42°F) at night to a warm 31°C (88°F) during the day, with an average temperature of 20°C (68°F). The month sees a significant amount of rainfall, amounting to 252 mm (9.9 in) over approximately 12 days, and high humidity at 83%. In contrast, July experiences a warmer climate, with temperatures starting at a minimum of 17°C (63°F) and peaking at 34°C (94°F), averaging 26°C (80°F). However, July is also wetter, with 406 mm (16.0 in) of precipitation over 23 days and even higher humidity at 90%. For further details, you can check the Kirishima weather in July.
When comparing the weather in May and August, we see notable differences in temperature and precipitation. In May, the temperatures range from a cool minimum of 6°C (42°F) to a comfortable average of 20°C (68°F), peaking at a warm 31°C (88°F). This month experiences considerable rainfall, with 252 mm (9.9 in) over 12 days and an average humidity of 83%. In contrast, August presents much warmer conditions, with minimum temperatures starting at 20°C (68°F), averaging 27°C (82°F), and reaching a high of 36°C (98°F). Although it has slightly less precipitation at 204 mm (8.0 in) over 18 days, the humidity remains high at 85%. For more details on August weather, you can visit Kirishima weather in August.
May and September present distinct weather patterns. In May, temperatures range from a minimum of 6°C (42°F) to a maximum of 31°C (88°F), with an average of 20°C (68°F). The month is characterized by relatively high humidity at 83% and significant rainfall, totaling 252 mm (9.9 in) over approximately 12 days. In contrast, September sees warmer temperatures, with a minimum of 14°C (57°F), an average of 25°C (77°F), and a maximum of 33°C (91°F). While September has slightly lower overall precipitation at 248 mm (9.8 in), it experiences more rainy days, totaling 18. Humidity also decreases slightly to 80%. For a more detailed look at September weather, check out Kirishima weather in September.
In May, temperatures can vary significantly, with a minimum of 6°C (42°F) and a peak reaching up to 31°C (88°F). The month experiences considerable rainfall, totaling 252 mm (9.9 in) over approximately 12 days, combined with high humidity levels of 83%. In contrast, October shows slightly warmer minimum temperatures at 7°C (45°F) and a similar average temperature of 20°C (68°F), while the maximum only dips slightly to 31°C (87°F). Precipitation is also less frequent in October, amounting to 143 mm (5.6 in) over about 10 days and a lower humidity at 78%. For more detailed insights into October weather, you can explore Kirishima weather in October.
May and November present distinct contrasts in weather conditions. In May, temperatures can range from a cool 6°C (42°F) to a warm 31°C (88°F), with an average temperature of 20°C (68°F). This month is also characterized by higher precipitation, measuring 252 mm (9.9 in) over approximately 12 days, and humidity levels around 83%. In contrast, November experiences cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 25°C (77°F), averaging at 14°C (57°F). The rainfall decreases significantly to 91 mm (3.6 in) over about 8 days, accompanied by slightly lower humidity at 76%. For more insights into November's climate, check out Kirishima weather in November.
May and December present contrasting weather patterns, each with its distinct characteristics. In May, temperatures can range from a cool 6°C (42°F) at night to a warm 31°C (88°F) during the day, with an average of 20°C (68°F). This month is also quite wet, with 252 mm (9.9 in) of precipitation over approximately 12 days, and humidity levels are high at 83%. In contrast, December offers a chillier climate, with temperatures dipping to a minimum of -2°C (28°F) and peaking at 24°C (75°F), averaging around 8°C (47°F). The month is much drier, with only 79 mm (3.1 in) of precipitation over 7 days and lower humidity at 74%. For more specifics, you can check Kirishima weather in December.
May in Kirishima marks a transition into warmer, more humid conditions, setting it apart from the cooler months of spring. With average temperatures rising to a pleasant 20°C (68°F), it offers a welcome escape from the chill of earlier months. However, the increase in humidity, reaching 83%, and the 252 mm of rainfall over about 12 days signal that this month is also characterized by significant precipitation. While the mountain scenery blooms with lush greenery, outdoor enthusiasts should be prepared for occasional showers that contrast sharply with the drier, more stable weather seen in the winter and early spring months. For more detailed insights into the climate throughout the year, check out Kirishima Climate.