June Weather in Kirishima, Japan

Last updated: August 21, 2025

In Kirishima, Japan, June brings a vibrant mix of warmth and moisture, with maximum temperatures reaching up to 31°C (89°F), while the average hovers around 23°C (73°F). The month is characterized by significant rainfall, accumulating to 392 mm (15.4 in) over 19 days, contributing to the region's lush landscapes. With humidity levels soaring at 86%, visitors can expect a humid, tropical ambiance, making it the perfect time to explore Kirishima's natural beauty, though one should be prepared for frequent rain showers.

June Temperature in Kirishima

In June, Kirishima, Japan experiences a delightful transition into summer, with temperatures reflecting a notable rise. The month begins with minimum temperatures averaging 14°C (57°F) and peaks at a warm 31°C (89°F), facilitating a vibrant, inviting atmosphere. With an average temperature of 23°C (73°F), June signals the onset of warmer days that encourage outdoor activities and exploration. This period leads into the hotter months ahead, but the pleasant warmth paired with the lush greenery of the season makes June an appealing time to visit. As the days grow longer and sunnier, Kirishima showcases its charm, making it the perfect backdrop for summer adventures.

June Weather in Kirishima: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Kirishima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kirishima, June typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec444653606773798177685747
Data source: Temperature data for Kirishima 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.

June Precipitation in Kirishima

In June, Kirishima, Japan experiences a significant uptick in precipitation, marking one of the wettest months of the year. With a staggering 392 mm (15.4 in) of rain over 19 days, the month showcases a dramatic leap from the preceding months, such as May, which recorded 252 mm. The rainy weather not only emphasizes the region's lush landscapes but also sets the stage for a continuation of heavy rainfall into July, where the precipitation peaks even further at 406 mm. This trend underlines the summer's transitional nature in Kirishima, where moisture-laden clouds roll in, nourishing the vibrant flora that thrives in this verdant locale.

June Precipitation Trends in Kirishima

The chart displays monthly precipitation patterns in Kirishima, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Kirishima, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec541011691492523924062042481439179
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Kirishima

In June, Kirishima, Japan, experiences a noticeable spike in humidity, reaching an average of 86%. This is part of a clear upward trend that begins in early spring, with humidity steadily rising from 72% in March to 83% by May. By the time summer arrives in July, humidity peaks at a robust 90%, indicating that June serves as a pivotal transition month where the air becomes increasingly thick and palpable. This rise in moisture sets the stage for the lush greenery that characterizes Kirishima, as the combination of warmth and high humidity creates an environment ripe for growth and vitality. As the year progresses, the humidity levels begin to gradually decline again, but June marks a pivotal moment in the shift toward the more humid summer months ahead.

June Average Humidity in Kirishima

This chart illustrates the average monthly humidity levels in Kirishima, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Kirishima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%68%72%79%83%86%90%85%80%78%76%75%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Kirishima

June in Kirishima, Japan, marks a peak in UV intensity, with the UV Index soaring to 12, categorizing the exposure as extreme and reducing the burn time to just 10 minutes. This trend of high UV levels continues from May and extends through July and August, indicating that summer months pose significant sun exposure risks. A noteworthy change occurs in the fall, where the UV Index gradually decreases, prompting a shift from extreme to very high levels by October. As such, residents and visitors alike should stay vigilant in protecting their skin during these intensely sunny days. For more detailed information, visit Kirishima UV Index.

Maximum UV Index Levels in Kirishima for June

The chart shows the monthly maximum UV Index (UVI) for Kirishima in June, 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 June, the maximum UV index in Kirishima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5610101212121311865
Data source: Kirishima June 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.

June Sunshine in Kirishima

In June, Kirishima, Japan, basks in a noteworthy 249 hours of sunshine, marking a vibrant transition from the sunny splendor of May. As the region moves deeper into summer, the daylight hours dip slightly compared to the previous month yet remain robust. This fluctuation is part of a larger trend, where spring blossoms into summer exuberance; April enjoys the most sunlight at 289 hours, while August hits a peak with 311 hours, signifying that the richness of sunlit days is still ahead. While June may not reach the same luminous heights as its summer counterparts, it offers a charming balance where nature thrives, paving the way for the lush landscapes that Kirishima is renowned for during these warm, sun-drenched months.

Monthly Sunshine Duration in Kirishima: June Highlighted

The June sunshine duration represents the total number of hours Kirishima experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec196h234h268h289h279h249h279h311h270h263h245h232h
Data source: Kirishima June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kirishima During June

In Kirishima, Japan, June marks the transition into the heart of the rainy season, with a significant decrease in sunny weather—only 16% of the days are likely to be sun-kissed. This is a stark contrast to the previous months, where the chances of sunshine gradually decline from 45% in January to 23% in May. Interestingly, the months following June, July and August, maintain the same low likelihood of sunny days, suggesting a continuous grip of rain during the summer. As September rolls in, the odds improve to 34%, hinting at a modest return of sunshine before the year’s end. Thus, if planning a trip in June, visitors should prepare for a predominantly overcast sky, with only fleeting glimpses of the sun.

Percentage of Sunny Days in June in Kirishima

The chart illustrates the percentage of sunny days in Kirishima throughout the year, with June 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 Kirishima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%44%36%35%23%16%16%25%34%55%51%56%
Data source: Kirishima June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kirishima in June

In June, Kirishima, Japan, enjoys a delightful 14 hours of daylight, marking the peak of sunlight as summer sets in. This vibrant month stands out as a turning point, following a gradual increase from 10 hours in January to 13 hours in May. As days lengthen, residents and visitors alike can bask in the abundant sunshine, a stark contrast to the shorter days of winter. Notably, the daylight duration begins to taper off in July, settling back to 13 hours, but the lingering warmth of June’s bright horizons continues to linger in the hearts of those who relish the beauty of this season.

Average Daylight Hours in Kirishima for June

The chart illustrates the variation in daylight duration in Kirishima throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 19m11h 2m11h 58m12h 57m13h 46m14h 10m13h 58m13h 15m12h 20m11h 22m10h 31m10h 6m
Data source: Kirishima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Kirishima

In June, the average wind speed in Kirishima, Japan, dips to 1.8 m/s (4 mph), marking the calmest month of the year. This gentle breeze contrasts with the earlier spring months, where wind speeds fluctuate between 2.2 and 3.0 m/s. As summer approaches, July sees a slight resurgence to 2.3 m/s, suggesting that while June offers a tranquil respite, the winds pick up once more, heralding the arrival of warmer weather. The overall trend indicates a comfortable ebb and flow of breezes, with June standing out as a serene interlude before the more vigorous gusts of summer return.

Average June Wind Speed in Kirishima

The chart displays monthly wind speed patterns in Kirishima, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.33.02.22.52.21.8 m/s2.32.21.91.92.32.6
Data source: Kirishima June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Kirishima Compares to Other Months

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

June and January present strikingly different weather patterns. June boasts warm temperatures with a minimum of 14°C (57°F) and an average of 23°C (73°F), reaching a maximum of 31°C (89°F). The month is characterized by high humidity at 86% and considerable rainfall, totaling 392 mm (15.4 in) over 19 days. In contrast, January brings much colder conditions, with temperatures ranging from a minimum of -5°C (23°F) to an average of 7°C (44°F), peaking at 20°C (68°F). This winter month experiences significantly less precipitation, with only 54 mm (2.1 in) falling over 6 days and a lower humidity of 72%. For more detailed weather insights, you can explore Kirishima weather in January.

June and February present strikingly different weather patterns. June boasts warmer temperatures, with averages around 23°C (73°F) and highs reaching 31°C (89°F), making it a prime month for outdoor activities. However, it also brings significant rainfall, with 392 mm (15.4 in) spread over 19 days, contributing to a high humidity level of 86%. In contrast, February experiences much cooler conditions, with average temperatures sinking to just 8°C (46°F) and lows dropping to -4°C (26°F). Precipitation is also lighter in February, totaling 101 mm (4.0 in) over 10 days and accompanied by a lower humidity of 68%. For more details on February weather in this region, check out Kirishima weather in February.

In comparing the weather between June and March, June is significantly warmer, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 31°C (89°F), while March experiences cooler temperatures, ranging from 0°C (32°F) to 24°C (75°F). Additionally, June is much wetter, receiving 392 mm (15.4 in) of precipitation over 19 days, compared to March's 169 mm (6.6 in) over just 13 days. The humidity in June is also higher at 86%, compared to 72% in March, creating a more humid and potentially uncomfortable environment during the summer month. For those interested in the specifics of March weather in this region, more details can be found at Kirishima weather in March.

June and April show notable differences in weather patterns, reflecting a transition towards summer. In June, temperatures range from a minimum of 14°C (57°F) to a maximum of 31°C (89°F), with an average around 23°C (73°F). Compared to April, which has cooler temperatures ranging from 3°C (37°F) to 28°C (82°F) and an average of 16°C (60°F), June is distinctly warmer. Additionally, June experiences significantly higher precipitation at 392 mm (15.4 in) over 19 days, while April has a milder 149 mm (5.9 in) over just 10 days. Despite both months exhibiting high humidity, June's humidity level is notably higher at 86% compared to April’s 79%. For more detailed information on April weather, check Kirishima weather in April.

In comparison to May, June experiences warmer temperatures, with minimums rising from 6°C (42°F) in May to 14°C (57°F) in June, and average temperatures increasing from 20°C (68°F) in May to 23°C (73°F) in June. Both months see similar maximum temperatures, peaking at around 31°C (88°F to 89°F). However, June is significantly wetter, recording 392 mm (15.4 in) of precipitation over 19 days, compared to May's 252 mm (9.9 in) over just 12 days. Humidity levels also trend slightly higher in June at 86%, compared to May's 83%. For more detailed information, check out Kirishima weather in May.

June and July both feature warm temperatures, but July tends to be hotter overall. In June, temperatures range from a minimum of 14°C (57°F) to a maximum of 31°C (89°F), with an average of 23°C (73°F). In contrast, July sees higher temperatures, with a minimum of 17°C (63°F) and a maximum of 34°C (94°F), averaging at 26°C (80°F). Additionally, precipitation levels are slightly higher in July, totaling 406 mm (16.0 in) over 23 days compared to June's 392 mm (15.4 in) over 19 days. The humidity also climbs in July, reaching 90% compared to June's 86%. For a detailed look at weather specifics, check out Kirishima weather in July.

June and August present notable contrasts in weather patterns. June typically features cooler temperatures, with a minimum of 14°C (57°F) and an average of 23°C (73°F), peaking at 31°C (89°F). However, it also sees significant rainfall, with 392 mm (15.4 in) of precipitation over 19 days and humidity levels reaching 86%. In comparison, August is warmer, with temperatures ranging from a minimum of 20°C (68°F) to an average of 27°C (82°F) and a maximum of 36°C (98°F). Precipitation decreases substantially to 204 mm (8.0 in) over 18 days, accompanied by slightly lower humidity at 85%. For more detailed insights into the weather in August, check out Kirishima weather in August.

In comparing the weather between June and September, June tends to be cooler with an average temperature of 23°C (73°F) and maximums reaching up to 31°C (89°F). However, it is also a much wetter month, receiving 392 mm (15.4 in) of precipitation across 19 days, coupled with high humidity levels at 86%. In contrast, September experiences slightly warmer temperatures, averaging 25°C (77°F) with maximums hitting 33°C (91°F). The month sees significantly less rainfall, totaling 248 mm (9.8 in) over 18 days, and a drop in humidity to 80%. For a more detailed look at the weather patterns, you can check out Kirishima weather in September.

June and October present notable contrasts in weather patterns. In June, temperatures range from a minimum of 14°C (57°F) to a maximum of 31°C (89°F), with an average of 23°C (73°F). The month is characterized by high humidity at 86% and substantial rainfall, receiving 392 mm (15.4 in) over approximately 19 days. In contrast, October offers cooler temperatures, with a minimum of 7°C (45°F) and the same maximum of 31°C (87°F), but an average temperature of 20°C (68°F). Precipitation in October is significantly lower at 143 mm (5.6 in) over just 10 days, and humidity drops to 78%. For more specifics on October weather, you can visit Kirishima weather in October.

June and November present a stark contrast in weather conditions. In June, temperatures range from a minimum of 14°C (57°F) to a maximum of 31°C (89°F), with an average of 23°C (73°F). This month is characterized by high humidity at 86% and significant rainfall, recording 392 mm (15.4 in) over approximately 19 days. In contrast, November sees much colder temperatures, with a minimum of -1°C (31°F) and a maximum of 25°C (77°F), averaging around 14°C (57°F). Precipitation in November is significantly lower at 91 mm (3.6 in), over just 8 days, and humidity also decreases to 76%. For more details on weather conditions during this month, check Kirishima weather in November.

June and December present stark contrasts in weather characteristics. In June, temperatures are warmer, ranging from a minimum of 14°C (57°F) to a maximum of 31°C (89°F), accompanied by high humidity levels of 86% and significant precipitation of 392 mm (15.4 in) over 19 days. In contrast, December experiences much cooler temperatures, with a range from -2°C (28°F) to a maximum of 24°C (75°F), and substantially less rainfall totaling 79 mm (3.1 in) over just 7 days. The humidity in December is also lower at 74%. For more details, you can check Kirishima weather in December.

Compare Kirishima's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Kirishima

June in Kirishima marks a distinct transition as temperatures begin to climb, offering warm days that contrast with the cooler evenings. With a notable average temperature of 23°C (73°F), this month welcomes humidity levels around a steamy 86%, making for a humid yet vibrant atmosphere. Rainfall becomes more prevalent, with nearly two-thirds of the days experiencing precipitation, totaling 392 mm (15.4 in). This surge in rain invites lush greenery across the landscape, creating a stunning backdrop for exploration. While other months may have varying weather patterns, June stands out with its combination of warmth and wetness, accentuating the beauty of the season. For a deeper understanding of the region's climate throughout the year, visit Kirishima Climate.