June Weather in Nichinan, Japan

Last updated: August 21, 2025

In Nichinan, Japan, June brings a vibrant mix of warm temperatures and high humidity, making it a notable month for weather enthusiasts. With maximum highs reaching 30°C (87°F) and an average temperature of 23°C (74°F), the climate is pleasantly inviting. However, residents and visitors should prepare for the precipitation that accompanies this warmth, as the area experiences about 397 mm (15.6 in) of rain over 19 days throughout the month. The humidity levels hover around a significant 86%, contributing to the lush, green landscapes characteristic of Nichinan during this time.

June Temperature in Nichinan

In Nichinan, Japan, June marks the transition into the warm embrace of summer, with temperatures significantly rising compared to the earlier months of the year. During this time, the minimum temperature settles at a comfortable 17°C (63°F), while the average climbs to a pleasant 23°C (74°F). By midday, the heat reaches its peak with maximum temperatures soaring to 30°C (87°F), creating ideal conditions for outdoor activities and coastal explorations. This upward trend in temperatures juxtaposes the cooler spring months and signals the onset of longer, brighter days, making June a perfect time to enjoy Nichinan's natural beauty and vibrant culture. Overall, the warmth not only enhances the scenery but also invites locals and visitors alike to revel in the joys of summer.

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

The chart illustrates June temperature patterns in Nichinan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nichinan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec485057626873808278716152
Data source: Temperature data for Nichinan 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 Nichinan

In Nichinan, Japan, June stands out as a month of significant rainfall, with an impressive 397 mm (15.6 in) accumulated over 19 days, marking it as the wettest month of the year. This surge in precipitation follows a pattern of increasing rainfall from January's modest 60 mm to May's 242 mm. As the region transitions into summer, it experiences a distinct uptick in both the amount of rain and the number of rainy days, indicating a shift towards a more humid climate. This trend continues into July, which still sees substantial rainfall at 329 mm (12.9 in) but with only two more dry days, emphasizing the peak of the wet season. Overall, June's rainfall illustrates the region's climatic characteristics, balancing between lush greenery and the challenges of increased precipitation.

June Precipitation Trends in Nichinan

The chart displays monthly precipitation patterns in Nichinan, 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 Nichinan, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6011418914424239732923830219610385
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Nichinan

June marks a significant shift in humidity levels in Nichinan, Japan, as the average rises to 86%—the highest of the year. Following the upward trend from May's 83%, this month serves as a precursor to the sweltering summer months, where July peaks at 90%. The gradual increase in humidity from earlier months reflects the region's transition from the cooler, drier spring into the warm, moist embrace of summer. As July approaches, residents can expect the air to feel increasingly thick and heavy, highlighting the characteristic climate of Nichinan during this vibrant time of year.

June Average Humidity in Nichinan

This chart illustrates the average monthly humidity levels in Nichinan, 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 Nichinan 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 Nichinan

In June, Nichinan, Japan, experiences an extreme UV Index of 12, necessitating heightened sun protection as the burn time drops to just 10 minutes. This trend of escalating UV levels starts notably in May, where exposure becomes critical with a similar Index of 12, and continues into the sweltering summer months of July and August, peaking at an Index of 13. It's clear that as the year progresses, particularly from late spring through summer, the risks associated with UV exposure intensify significantly. Residents and visitors alike should take caution and prepare for the strong rays ahead. For more information on UV trends throughout the year, visit Nichinan UV Index.

Maximum UV Index Levels in Nichinan for June

The chart shows the monthly maximum UV Index (UVI) for Nichinan 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 Nichinan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5610101212121311864
Data source: Nichinan 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 Nichinan

In June, Nichinan, Japan, basks in an abundance of 242 sunshine hours, marking a delightful transition into summer. This month captures a notable dip from May's peak of 271 hours, but remains vibrant compared to the earlier months of the year. As spring gives way to the sunny vibrancy of summer, June is pivotal, flanked by April's flourishing 283 hours and July's robust 274 hours. The overall trend showcases a gradual increase in sunshine hours as the year progresses, culminating in the brilliance of August, which boasts an impressive 306 hours. Thus, June serves as a gentle reminder of the bright days ahead, perfectly balancing warmth with the lingering freshness of spring.

Monthly Sunshine Duration in Nichinan: June Highlighted

The June sunshine duration represents the total number of hours Nichinan 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.
JanFebMarAprMayJunJulAugSepOctNovDec198h231h267h283h271h242h274h306h260h257h239h233h
Data source: Nichinan June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nichinan During June

In Nichinan, Japan, the likelihood of sunny weather takes a notable dip in June, with only an 18% chance of sunshine gracing the month. This trend marks a significant decrease from the brighter earlier months, such as January, where the sun shines 56% of the time. As spring transitions to summer, the chance of a sunny day diminishes markedly, creating a striking contrast with the higher probabilities seen in the late autumn and winter months like October and December. By June, locals and visitors alike may find themselves preparing for a wetter, cloudier season, illustrating how the region's climate shifts dramatically as it embraces the height of summer.

Percentage of Sunny Days in June in Nichinan

The chart illustrates the percentage of sunny days in Nichinan 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 Nichinan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%51%40%38%25%18%21%30%38%55%54%70%
Data source: Nichinan June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nichinan in June

In Nichinan, Japan, the arrival of June heralds a delightful increase in daylight, with the sun gracing the skies for a generous 14 hours each day. This trend reflects a steady progression from the shorter days of January, when daylight barely reaches 10 hours, to the vibrant heights of late spring and early summer. The gradual lengthening of days begins in February and hits its peak in June, before gently tapering off again in the following months. This natural rhythm not only enhances outdoor activities during the warmer months but also invites the local community to bask in the extended twilight hours of summer, making it a time of vitality and connection with nature.

Average Daylight Hours in Nichinan for June

The chart illustrates the variation in daylight duration in Nichinan 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 59m12h 56m13h 45m14h 9m13h 57m13h 15m12h 19m11h 22m10h 32m10h 6m
Data source: Nichinan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Nichinan

As June settles over Nichinan, Japan, the winds begin to gently whisper, averaging a calm 3.4 m/s (8 mph). This marks a noticeable dip from the preceding months, where April’s breezes reached 4.5 m/s (10 mph) and May maintained a steady 3.8 m/s (8 mph). June's softer winds might suggest a transition into the hotter summer months, creating a serene atmosphere perfect for leisurely beach strolls and relaxing outdoor activities. Interestingly, July and August will see a slight uptick again, with average speeds returning to the 4 m/s range, but for now, the gentle June breeze invites residents and visitors alike to revel in the tranquility that the early summer brings.

Average June Wind Speed in Nichinan

The chart displays monthly wind speed patterns in Nichinan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.24.14.53.83.4 m/s4.34.23.73.94.04.0
Data source: Nichinan June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Nichinan Compares to Other Months

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

June and January present strikingly contrasting weather conditions. In June, temperatures range from a mild 17°C (63°F) to a hot 30°C (87°F), accompanied by high humidity at 86% and substantial rainfall, totaling 397 mm (15.6 in) over 19 days. Conversely, January features much colder temperatures, with a minimum of -1°C (31°F) and an average of 9°C (49°F), peaking at 20°C (69°F). This winter month experiences far less precipitation, only about 60 mm (2.4 in) across just 5 days, alongside lower humidity levels at 72%. For more detailed information, you can visit Nichinan weather in January.

In comparing the weather between June and February, it is evident that June is significantly warmer and more humid. June typically sees temperatures ranging from a minimum of 17°C (63°F) to a maximum of 30°C (87°F), with an average of 23°C (74°F) and a high humidity level of 86%. In contrast, February is much cooler, with temperatures ranging from 0°C (32°F) to a maximum of 21°C (70°F), and an average of only 10°C (50°F). Precipitation levels are also higher in June, averaging 397 mm (15.6 in) over 19 days, compared to February's 114 mm (4.5 in) over just 10 days. For a closer look at the February weather patterns, you can visit Nichinan weather in February.

June and March present striking contrasts in weather conditions. June tends to be significantly warmer, with average temperatures reaching 23°C (74°F) and highs of 30°C (87°F), while March features milder temperatures, averaging only 14°C (57°F) with a maximum of 24°C (75°F). Additionally, June experiences considerably more rainfall, with 397 mm (15.6 in) over 19 days compared to March's 189 mm (7.4 in) over just 13 days. Humidity levels also peak in June at 86%, whereas March maintains a more comfortable 72%. For more detailed information on March weather, visit Nichinan weather in March.

When comparing the weather in June and April, it's clear that June experiences significantly warmer temperatures, with average highs reaching 30°C (87°F) compared to April's maximum of 26°C (78°F). June's minimum temperature of 17°C (63°F) is also notably higher than April's chillier 6°C (44°F). Additionally, June is much wetter, receiving 397 mm (15.6 in) of precipitation over 19 days, while April sees only 144 mm (5.7 in) across 10 days. Humidity levels are higher in June at 86%, compared to April's 79%, adding to the overall sultriness of late spring. For a more detailed look at April's weather, you can check Nichinan weather in April.

In comparing the weather of June and May, we see noticeable differences in both temperature and precipitation. June tends to be warmer, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 30°C (87°F), compared to May's temperatures, which range from a low of 11°C (51°F) to a high of 29°C (84°F). Additionally, June is significantly wetter, with 397 mm (15.6 in) of precipitation over 19 days, while May experiences only 242 mm (9.5 in) across 14 days. Humidity levels are also slightly higher in June, at 86%, compared to May's 83%. For more detailed insights, you can check Nichinan weather in May.

June and July exhibit notable differences in weather patterns. June experiences milder temperatures, with an average of 23°C (74°F) and maximums reaching 30°C (87°F), while July sees a rise in temperatures, averaging 27°C (80°F) and peaking at 33°C (91°F). Although July has a slightly lower total precipitation of 329 mm (12.9 in) compared to June's 397 mm (15.6 in), it also experiences rainfall on more days, 21 days in July versus 19 in June. Additionally, July's humidity is higher at 90%, compared to June's 86%. For more detailed information, you can visit Nichinan weather in July.

June and August present distinct weather patterns, with June being characterized by cooler temperatures and significantly higher precipitation. In June, temperatures range from a minimum of 17°C (63°F) to a maximum of 30°C (87°F), with an average of 23°C (74°F) and an impressive 397 mm (15.6 in) of rain over 19 days, contributing to a high humidity level of 86%. In contrast, August experiences warmer conditions, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 34°C (93°F), averaging 28°C (82°F). Precipitation in August is notably lower, totaling 238 mm (9.4 in) over 18 days, while humidity remains similar at 85%. For more details, you can check Nichinan weather in August.

June and September exhibit distinct weather patterns, although both months are characterized by relatively high temperatures and humidity. In June, temperatures range from a minimum of 17°C (63°F) to a maximum of 30°C (87°F), with an average temperature of 23°C (74°F). However, this month sees significant rainfall, averaging 397 mm (15.6 in) over 19 days, contributing to a high humidity level of 86%.

In contrast, September features slightly warmer temperatures, with a minimum of 18°C (66°F) and a maximum of 32°C (89°F), yielding an average of 25°C (78°F). Precipitation decreases to 302 mm (11.9 in) and extends over 20 days, while humidity dips to 80%. This shift results in a more comfortable atmosphere compared to the earlier month. For more specific insights into September weather in Nichinan, you can check out Nichinan weather in September.

In comparing the weather between June and October, it's evident that June tends to be warmer and significantly more humid. With average temperatures ranging from a low of 17°C (63°F) to a high of 30°C (87°F), June often brings sweltering days, coupled with heavy rainfall totaling 397 mm (15.6 in) over 19 days. In contrast, October experiences slightly cooler temperatures, with minimums of 12°C (53°F) and a similar maximum of 30°C, but the overall average is a comfortable 21°C (71°F). Precipitation decreases to 196 mm (7.7 in) across 12 days, and the humidity levels drop to 78%. For more details on October weather specifically, you can check this link: Nichinan weather in October.

June and November present strikingly different weather patterns. In June, the temperatures range from a minimum of 17°C (63°F) to a maximum of 30°C (87°F), with an average of 23°C (74°F). This month is marked by high humidity at 86% and considerable rainfall, with 397 mm (15.6 in) of precipitation over 19 days. In contrast, November offers a cooler climate, featuring temperatures that range from a minimum of 6°C (43°F) to a maximum of 25°C (78°F), with an average of 16°C (62°F). Precipitation is significantly lower at 103 mm (4.1 in) and occurs over just 8 days, along with a decrease in humidity to 76%. For more information on what to expect during this month, check out Nichinan weather in November.

In June, temperatures range from a mild minimum of 17°C (63°F) to a warm maximum of 30°C (87°F), with an average of 23°C (74°F). This month experiences significant rainfall, with 397 mm (15.6 in) spread over 19 days, resulting in a high humidity level of 86%. In contrast, December presents much cooler conditions, with temperatures dropping to a minimum of 1°C (33°F) and averaging 11°C (52°F), reaching a maximum of 22°C (73°F). Precipitation is significantly lower at 85 mm (3.4 in) over just 7 days, and humidity decreases to 74%. For more details on December weather patterns, visit Nichinan weather in December.

Compare Nichinan's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Nichinan

As June unfolds in Nichinan, it brings a noticeable shift in weather, characterized by increased humidity and precipitation compared to the earlier months of the year. The atmosphere becomes more tropical, with frequent rain showers that contribute to a significant humidity level of 86%, making the air feel warmer despite average temperatures hovering around a comfortable 23°C. This transition creates a lush, vibrant landscape; however, the 19 days of rainfall might encourage visitors to keep an umbrella handy. Overall, June sets the stage for a humid yet warm weather pattern that signals the arrival of summer, distinctly differing from the drier, cooler months. For a detailed look at the warming trends and conditions, check out Nichinan Climate.