June Weather in Hirado, Japan

Last updated: August 21, 2025

Hirado, Japan, in June presents a mild and humid climate as temperatures typically reach a maximum of 29°C (84°F), with an average around 23°C (73°F) and a minimum of 18°C (64°F). This month witnesses considerable precipitation, accumulating to about 200 mm (7.9 in) over roughly 12 rainy days, contributing to the lush greenery characteristic of the region. The high humidity level of 91% enhances the tropical feel, inviting visitors to enjoy the vibrant natural surroundings while being prepared for the occasional downpour.

June Temperature in Hirado

In June, Hirado, Japan, welcomes the warmer days of summer with mild temperatures that mark a significant shift from the chill of spring. The minimum temperature begins at a comfortable 18°C (64°F), climbing to an average of 23°C (73°F) and reaching a peak of 29°C (84°F). This gradual increase reflects a trend of rising temperatures as the year progresses, setting the stage for the hotter months ahead. Compared to May, where temperatures hovered around 12°C (53°F) at night and peaked at 27°C (80°F), June clearly signals the advent of summer's warmth, inviting both locals and visitors to enjoy the lush landscapes and vibrant culture of this beautiful island.

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

The chart illustrates June temperature patterns in Hirado, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hirado, 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).
JanFebMarAprMayJunJulAugSepOctNovDec474854606773798277696051
Data source: Temperature data for Hirado 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 Hirado

In June, Hirado, Japan experiences a notable surge in precipitation, with 200 mm (7.9 in) of rainfall recorded over 12 days. This marks a significant increase from the previous months, reflecting the onset of the rainy season. While May sets the stage with 165 mm (6.5 in), June’s downpour paves the way for even heavier rainfall in July, which averages an impressive 349 mm (13.7 in). The trend highlights a gradual escalation of precipitation as summer approaches, illustrating Hirado's unique climate dynamics. As the month progresses, the persistent rain not only nourishes the lush greenery of the landscape but also signals the transition into the busiest and wettest part of the year.

June Precipitation Trends in Hirado

The chart displays monthly precipitation patterns in Hirado, 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 Hirado, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec64821371181652003492842281075174
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Hirado

As summer approaches, June in Hirado, Japan, marks a notable peak in humidity, reaching a significant 91%. Following the gradual increase from the cooler months, where January starts at 73% and rises steadily through spring, June signals the start of the most humid period of the year. This substantial jump is part of a broader trend, as humidity continues to soar, peaking in July at an astonishing 97%. The air becomes thick and heavy, setting the stage for the sultry summer months, with August maintaining a high 94%. Notably, the average humidity in June not only captures the essence of the impending summer but also emphasizes the region's markedly humid climate throughout the warmer months, directly impacting the comfort and lifestyle of its residents.

June Average Humidity in Hirado

This chart illustrates the average monthly humidity levels in Hirado, 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 Hirado is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%69%71%79%87%92%97%94%84%79%75%72%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Hirado

In June, Hirado, Japan, experiences a striking UV Index of 11, classified as extreme, which means sun exposure should be approached with caution. This level of UV radiation is consistent with the trends observed in May, where the same index prevails, indicating that outdoor enthusiasts should remain vigilant, as the burn time is a swift 10 minutes. As the summer months progress, the UV Index only intensifies, reaching 12 in July and August. It’s crucial for residents and visitors alike to protect their skin during this period of heightened sun exposure. For those looking to plan their outdoor activities safely, consider checking the detailed information available at Hirado UV Index.

Maximum UV Index Levels in Hirado for June

The chart shows the monthly maximum UV Index (UVI) for Hirado 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 Hirado typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121211764
Data source: Hirado 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 Hirado

June in Hirado, Japan, is characterized by a delightful embrace of sunshine, boasting 274 hours of bright daylight. As spring melds into summer, the hours of sunshine reflect a gentle upward trend, following May's peak of 288 hours. This gradually increasing exposure to sunlight captures the essence of the season, creating a vibrant atmosphere perfect for outdoor exploration. While July and August take the lead with even more sun, June stands out as a transitional month, where nature awakens fully, setting the stage for the warm, sun-kissed days ahead. The consistent rise in daylight hours from earlier months showcases the inviting warmth of summer, making Hirado a picturesque destination to soak up the sun.

Monthly Sunshine Duration in Hirado: June Highlighted

The June sunshine duration represents the total number of hours Hirado 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.
JanFebMarAprMayJunJulAugSepOctNovDec168h227h264h284h288h274h287h306h258h258h236h198h
Data source: Hirado June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hirado During June

As June rolls into Hirado, Japan, the likelihood of experiencing sunny weather dips to 26%, marking the onset of the rainy season. This represents a notable decrease from the more promising chances seen in the earlier months, like February at 43% and April at 40%. The trend persists into the summer, as July and August follow with even lower probabilities of sunshine at 21% and 31%, respectively. While the sun may be somewhat elusive during this time, don’t be discouraged—Hirado's lush greenery and vibrant landscapes come alive with the seasonal rains, offering a different kind of beauty that is uniquely captivating.

Percentage of Sunny Days in June in Hirado

The chart illustrates the percentage of sunny days in Hirado 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 Hirado experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%43%37%40%34%26%21%31%35%63%49%37%
Data source: Hirado June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hirado in June

In Hirado, Japan, the month of June marks a delightful transition into summer, with daylight extending to 14 hours. This increase is notable as it builds upon the gradually lengthening days that begin as early as March, where daylight first reaches 11 hours. The trend continues through April and May, when the day stretches to 13 hours, setting the stage for the longest days of the year. Following June, daylight remains consistent at 14 hours in July and starts to taper off in August, hinting at the gradual return to shorter autumn days. This pattern reflects the natural rhythm of the seasons, inviting residents and visitors alike to enjoy the extended sunlight and vibrant summer activities that June generously offers.

Average Daylight Hours in Hirado for June

The chart illustrates the variation in daylight duration in Hirado throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 12m10h 58m11h 58m13h13h 52m14h 18m14h 5m13h 20m12h 20m11h 19m10h 25m9h 58m
Data source: Hirado daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Hirado

In June, Hirado, Japan, experiences a notable dip in wind speed, averaging just 3.3 m/s (7 mph), the lowest of the year. This gentle breeze, a departure from the stronger gusts of earlier months, creates a serene atmosphere perfect for enjoying the island's stunning landscapes. As spring gives way to summer, the winds gradually pick up again in July and August, rising to 3.8 m/s (9 mph) and 4.2 m/s (9 mph) respectively. This subtle trend reflects a seasonal transition, where the vibrant energy of early summer gradually reintroduces brisker winds, setting the stage for leisurely outdoor activities and celebrations under the warm Japanese sun.

Average June Wind Speed in Hirado

The chart displays monthly wind speed patterns in Hirado, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.85.65.34.84.33.3 m/s3.84.24.44.14.95.3
Data source: Hirado June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Hirado Compares to Other Months

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

In June, the weather is significantly warmer and more humid, with average temperatures ranging from a minimum of 18°C (64°F) to a maximum of 29°C (84°F). This month also experiences considerable rainfall, with around 200 mm (7.9 in) of precipitation spread over 12 days, contributing to a high humidity level of 91%. In contrast, January is much cooler, with temperatures typically ranging from a minimum of 0°C (32°F) to a maximum of 19°C (66°F). The precipitation is lower, totaling 64 mm (2.5 in) over 8 days, and the humidity is relatively comfortable at 73%. For more detailed information, you can check Hirado weather in January.

June and February exhibit strikingly contrasting weather patterns. In June, temperatures range from a minimum of 18°C (64°F) to a maximum of 29°C (84°F), with an average temperature of 23°C (73°F). This month also sees significant rainfall, with about 200 mm (7.9 in) of precipitation over 12 days, contributing to a high humidity level of 91%. In contrast, February experiences much cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 19°C (66°F), yielding an average of just 9°C (48°F). Although February has less precipitation at 82 mm (3.2 in) over approximately 10 days, the humidity remains lower at 69%. For a more detailed insight into February weather, check out Hirado weather in February.

June typically presents a much warmer climate compared to March, with average temperatures soaring to around 23°C (73°F), while March lingers at a cooler average of 12°C (55°F). In June, temperatures range from a minimum of 18°C (64°F) to a high of 29°C (84°F), making it the peak of warmth, whereas March has a more moderate range from 4°C (40°F) to 20°C (68°F). Precipitation levels also differ, with June experiencing significantly higher rainfall at 200 mm (7.9 in) over approximately 12 days, compared to March's 137 mm (5.4 in) across 11 days. Additionally, humidity in June is noticeably higher, reaching 91%, compared to a more comfortable 71% in March. For a detailed look at March weather in Hirado, check out Hirado weather in March.

The weather in June is significantly warmer and more humid compared to April. In June, temperatures range from a minimum of 18°C (64°F) to a maximum of 29°C (84°F), with an average of 23°C (73°F), whereas April sees milder temperatures, with a low of 7°C (46°F) and a high of 24°C (76°F), averaging 16°C (60°F). Additionally, June experiences nearly double the precipitation, with 200 mm (7.9 in) over 12 days, compared to April's 117 mm (4.6 in) across 9 days. The humidity in June also rises to a higher level at 91%, in contrast to April's 79%. For more information on conditions in April, visit Hirado weather in April.

In comparing the weather between May and June, June tends to be warmer and more humid. While May experiences a minimum temperature of 12°C (53°F) and averages around 19°C (67°F), June's temperatures start at a higher minimum of 18°C (64°F) and average 23°C (73°F). Additionally, June sees a maximum temperature of 29°C (84°F), compared to May's peak of 27°C (80°F). However, June also brings heavier rainfall, with 200 mm (7.9 in) over 12 days, compared to May's 165 mm (6.5 in) across 10 days. The humidity increases slightly from May's 87% to June's 91%. For a detailed look at the weather patterns, you can visit Hirado weather in May.

When comparing the weather in June and July, it is evident that July tends to be warmer and more humid. June experiences average temperatures ranging from a minimum of 18°C (64°F) to a maximum of 29°C (84°F), with an average of 23°C (73°F). In contrast, July sees higher temperatures, with a minimum of 20°C (69°F), an average of 26°C (80°F), and a maximum of 33°C (92°F). Additionally, precipitation increases significantly in July, with 349 mm (13.7 in) recorded over 17 days, compared to June’s 200 mm (7.9 in) over 12 days. The humidity also rises in July to 97%, making it feel even warmer. For more details on the weather in Hirado during July, check out Hirado weather in July.

In June, the weather is generally mild with an average temperature of 23°C (73°F) and a maximum of 29°C (84°F). Precipitation is quite significant, totaling 200 mm (7.9 in) over about 12 days, contributing to a high humidity level of 91%. In contrast, August experiences warmer temperatures, with an average of 28°C (83°F) and highs reaching up to 34°C (94°F). However, it also sees increased rainfall, accumulating 284 mm (11.2 in) across 14 days, while humidity slightly rises to 94%. For more detailed information about weather conditions, check out Hirado weather in August.

In comparing the weather between June and September, we observe that September generally features warmer temperatures, with average highs reaching 33°C (91°F) compared to June's maximum of 29°C (84°F). June presents a slightly lower minimum temperature at 18°C (64°F), while September starts off a bit warmer at 19°C (67°F). However, September experiences more precipitation, with 228 mm (9.0 in) over 15 days, compared to June's 200 mm (7.9 in) over 12 days. Humidity levels are also higher in June at 91%, which tapers to 84% in September. For more detailed insights, you can visit Hirado weather in September.

June weather is characterized by warmer temperatures, with averages around 23°C (73°F) and highs reaching up to 29°C (84°F). However, it also brings significant precipitation, totaling 200 mm (7.9 in) over approximately 12 rainy days, coupled with high humidity levels of 91%. In contrast, October experiences cooler temperatures, with a minimum of 13°C (56°F) and an average of 21°C (69°F), alongside a maximum reaching 30°C (86°F). The month sees less rainfall, with about 107 mm (4.2 in) over just 8 days, resulting in more comfortable humidity levels at 79%. For more specific insights into the October climate, you can check Hirado weather in October.

June and November present distinct weather patterns, highlighting the transitions between late spring and late autumn. In June, temperatures range from a minimum of 18°C (64°F) to a maximum of 29°C (84°F), with an average of 23°C (73°F). This month is characterized by high humidity at 91% and substantial precipitation, totaling 200 mm (7.9 in) over 12 days, making it one of the wetter months of the year.

In contrast, November experiences cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 24°C (76°F), averaging 16°C (60°F). The precipitation drops significantly to 51 mm (2.0 in) over just 7 days, and humidity decreases to 75%, resulting in a more comfortable feel compared to the muggy June. For a closer look at the specific weather conditions during November, you can check Hirado weather in November.

In June, the weather is notably warmer, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 29°C (84°F), and an average of 23°C (73°F). This month experiences significant rainfall, totaling 200 mm (7.9 in) over about 12 days, coupled with high humidity levels at 91%. In contrast, December presents much cooler temperatures, with a range from a minimum of 2°C (35°F) to a maximum of 22°C (73°F), and an average of 10°C (51°F). Precipitation is lighter, amounting to 74 mm (2.9 in) over just 7 days, while humidity drops to a more comfortable 72%. For more details, you can check Hirado weather in December.

Compare Hirado's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Hirado

As June settles over Hirado, the transition into the summer months is palpable, marked by increased warmth and humidity. With average temperatures rising to a comfortable 23°C (73°F), days are longer and ideal for outdoor activities, although preparation for rainfall is essential, as the month sees about 200 mm of precipitation over half the days. This elevated humidity level of 91% adds a tropical feel, distinguishing June from the drier spring months that precede it. Those looking to experience the lush landscapes created by these rains and the vibrant atmosphere of Hirado should definitely check out the weather forecast. For more details on what to expect, visit the page on Hirado Climate.