Last updated: August 21, 2025
In Oshima, Japan, June brings a pleasant blend of warm temperatures and high humidity, making it a pivotal month for the island's lush landscapes. With a maximum temperature reaching 25°C (78°F) and an average of 22°C (71°F), residents and visitors alike can relish the mild climate. However, the month also sees significant precipitation, totaling 277 mm (10.9 in) over 14 days, contributing to the island’s vibrant greenery. At 88% humidity, the air feels noticeably moist, emphasizing the importance of staying hydrated while enjoying the island's natural beauty during this vibrant transition into summer.
In Oshima, Japan, the month of June heralds the arrival of warmer temperatures, with minimums starting at a mild 17°C (63°F) and climbing to a comfortable average of 22°C (71°F). As spring transitions into summer, the maximum temperatures reach a pleasant 25°C (78°F), making this a delightful time to explore the island's natural beauty. This significant uptick from May's cooler temperatures marks a definitive shift towards summer, inviting locals and travelers alike to enjoy outdoor activities amid blossoming landscapes. With June's warmth setting the tone for the hotter months ahead, Oshima becomes a vibrant destination for those seeking both relaxation and adventure in the sun.
June marks a significant peak in precipitation for Oshima, Japan, with an impressive 277 mm (10.9 in) of rainfall, making it the wettest month of the year. This surge in precipitation is accompanied by 14 days of rain, further highlighting June as a pivotal month in the island's climate. As spring transitions into summer, the increase in rainfall stands in contrast to the drier months preceding it: for instance, May recorded 198 mm over just 11 days. The overall trend suggests that June's lush landscapes stem from this abundant rainfall, setting a dramatic tone that continues into July, which also sees substantial rainfall. The patterns of precipitation indicate Oshima's distinct humidity and vibrant vegetation during the early summer months, shaping both the island’s environment and its agricultural calendar.
In June, Oshima, Japan, experiences a noticeable spike in humidity, soaring to an average of 88%, which sets the stage for the peak of the summer season. This increase follows a gradual, albeit modest, rise from 70% in March and 74% in April, culminating in a significant jump after May's 81%. The trend indicates that as spring transitions to summer, the atmosphere becomes increasingly humid, with July reaching a peak of 93%. This progressive climb suggests that visitors should brace for the balmy, sticky weather typical of Oshima's summer months, highlighting the island's tropical character.
In June, Oshima, Japan, experiences an extreme UV Index of 11, maintaining the intensity seen in May. This level indicates a significant risk for harm from unprotected sun exposure, with a burn time of just 10 minutes. The trend for the year shows a marked increase in UV intensity from the moderate levels in January and February, rising through the very high categories in March and April. As summer approaches, both June and July promise intense sun, emphasizing the importance of sun protection during these months. For more detailed information on UV levels throughout the year, visit Oshima UV Index.
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In the picturesque village of Oshima, Japan, June stands out as a delightful month where the sun still graces the landscape with a generous 270 hours of brilliant sunshine. While the month may see a slight dip from the peak of 293 hours in May, it continues to bask in ample light, paving the way for vibrant summer days. As the year progresses, sunshine hours tend to oscillate, with August emerging as the sunniest, boasting an impressive 313 hours. Notably, the transition from the early winter months to mid-spring reveals a clear upward trend, culminating in the warm embrace of summer. This consistent pattern hints at Oshima's charm, where June remains a beacon of sunshine before the days gradually shorten into autumn.
In Oshima, Japan, the chances of sunny weather experience a notable decline as the month of June approaches, with only a 25% likelihood of sun gracing the skies. This marks a significant drop from the sunnier months of January and February, where the chances soar to 54% and 63%, respectively. As spring settles in with April's 49% and May's 27%, June stands out as a month where the sun takes a backseat, leading into the summer which shows a slight recovery with 39% in both July and August. Overall, this trend highlights June as one of the cloudier months in Oshima, offering a striking contrast to the clearer skies seen earlier in the year.
In Oshima, Japan, the arrival of June marks a delightful peak in daylight duration, welcoming a generous 14 hours of daylight. This gradual increase in sunshine begins in the early months of the year, staying steady at 10 hours from January to February before slowly escalating to 11 hours in March. As spring unfolds in April and May, the days stretch to 13 hours, setting the stage for the bright summer days that June brings. Following this peak, daylight begins to wane slightly in July, tapering off to 13 hours in August, before transitioning into the shorter days of autumn. This trend highlights Oshima's beautiful seasonal rhythm, where each month’s daylight shapes the vibrant outdoor activities and scenic experiences that define this picturesque island.
In June, Oshima, Japan experiences a noticeable dip in average wind speed, dropping to 5.0 m/s (11 mph), mirroring the calmer conditions of July. This reduction follows a gradual decline from the moderately breezy spring months, where winds hovered around 7.0 to 7.3 m/s (16 mph) from March to May. As summer sets in, the winds gradually pick up again in August, reaching 6.8 m/s (15 mph), before returning to higher velocities in the fall. This seasonal ebb and flow highlight Oshima’s dynamic wind patterns, allowing for a refreshing respite in early summer, perfect for outdoor activities.
Weather in Oshima varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Oshima, focusing on differences in temperature, rainfall, humidity, and UV levels.
In June, temperatures in Oshima range from a minimum of 17°C (63°F) to an average of 22°C (71°F), reaching a maximum of 25°C (78°F), making it a warm month suitable for outdoor activities. However, June is also characterized by high precipitation, with 277 mm (10.9 in) falling over 14 days, and a humidity level of 88%, which can make the air feel quite heavy. In contrast, January presents a much cooler climate, with temperatures varying from a minimum of 2°C (36°F) to an average of 10°C (50°F), peaking at 18°C (65°F). The winter month experiences significantly less rainfall, totaling 91 mm (3.6 in) across 9 days, and a lower humidity of 76%, lending to a crisp and fresh atmosphere. For a detailed look at January weather specifics, you can visit Oshima weather in January.
June and February exhibit striking contrasts in weather conditions. In June, temperatures range from a minimum of 17°C (63°F) to a maximum of 25°C (78°F), with an average of 22°C (71°F), creating a warm and humid environment with an average humidity of 88%. The month also experiences significant rainfall, totaling 277 mm (10.9 in) over 14 days. In contrast, February is much cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F) and an average of just 10°C (50°F). Precipitation is lighter at 89 mm (3.5 in) across 11 days, and humidity levels are lower at 74%. If you’re curious about February weather in Oshima, you can find more details here: Oshima weather in February.
In comparing the weather between June and March, June is significantly warmer and more humid, with average temperatures peaking at 22°C (71°F) and maximums reaching 25°C (78°F). In contrast, March experiences cooler temperatures with an average of only 13°C (55°F) and a maximum of 19°C (66°F). While both months see precipitation on approximately 14 days, June receives more rainfall, totaling 277 mm (10.9 in) compared to March's 201 mm (7.9 in). The higher humidity in June, at 88%, creates a distinctly different atmosphere, making it feel much more sultry than the drier 70% humidity typical of March. For more detailed information on March weather, you can refer to Oshima weather in March.
In comparing the weather of June and April, it's evident that June experiences significantly warmer temperatures, with a minimum of 17°C (63°F) and an average of 22°C (71°F), compared to April's minimum of 7°C (46°F) and average of 15°C (59°F). Additionally, June not only boasts higher maximum temperatures reaching 25°C (78°F) but also sees a notable increase in precipitation, totaling 277 mm (10.9 in) over 14 days, while April records 157 mm (6.2 in) across 12 days. Humidity levels are also higher in June, averaging 88% compared to April's 74%. For those interested in more detailed information, you can refer to Oshima weather in April.
June generally experiences warmer temperatures compared to May, with average highs reaching 25°C (78°F) versus May's maximum of 23°C (73°F). The minimum temperature in June is also higher at 17°C (63°F), compared to May's 13°C (56°F). However, June is noticeably wetter, receiving 277 mm (10.9 in) of precipitation over 14 days, compared to May's 198 mm (7.8 in) over 11 days. Additionally, the humidity in June often feels heavier at 88%, while May's humidity is somewhat lower at 81%. For a detailed look at weather patterns in May, you can check Oshima weather in May.
June and July present a noticeable shift in weather patterns. June averages a temperature range from a minimum of 17°C (63°F) to a maximum of 25°C (78°F), with an average of 22°C (71°F). In contrast, July sees a warmer climate, with temperatures starting at 20°C (69°F) and peaking at 29°C (85°F), averaging about 25°C (77°F). Both months experience significant rainfall, with June receiving 277 mm (10.9 in) over 14 days, while July has slightly higher precipitation at 301 mm (11.9 in) across 15 days. The humidity also increases in July to 93%, compared to June's 88%, making the air feel more oppressive as the summer progresses. For more details on July weather, you can check out Oshima weather in July.
In June, the weather is characterized by cooler temperatures, with minimums around 17°C (63°F) and an average of 22°C (71°F), making it a comfortable month. However, June experiences significantly higher precipitation, totaling 277 mm (10.9 in) over 14 rainy days, accompanied by humidity levels of 88%. In contrast, August brings warmer conditions, with minimums of 22°C (72°F) and an average temperature of 27°C (80°F), reaching up to a maximum of 29°C (85°F). While August has a lower rainfall total of 155 mm (6.1 in) over 13 days, humidity remains high at 90%. For more detailed insights into August's weather, you can visit Oshima weather in August.
June and September present distinctive weather patterns, reflecting the transition between late spring and early autumn. In June, temperatures range from a mild 17°C (63°F) at night to a comfortable average of 22°C (71°F), with daytime highs reaching 25°C (78°F). This month is characterized by high humidity at 88% and considerable rainfall, totaling 277 mm (10.9 in) over about 14 days. On the other hand, September boasts slightly warmer temperatures, with a minimum of 19°C (67°F) and an average high of 29°C (84°F), peaking at around 25°C (76°F). Although there is less precipitation in September, with 249 mm (9.8 in) over 19 days, the humidity remains relatively high at 86%. For more specific details on weather conditions during this month, check out Oshima weather in September.
June and October present distinct weather patterns, reflecting the transition from late spring to early autumn. In June, the temperatures range from a minimum of 17°C (63°F) to a maximum of 25°C (78°F), with an average of 22°C (71°F). This month also experiences significant rainfall, totaling 277 mm (10.9 in) over approximately 14 days, accompanied by high humidity levels at 88%. In contrast, October sees slightly cooler temperatures with a minimum of 15°C (59°F) and a maximum of 27°C (80°F), averaging 21°C (70°F). While this month has a higher total precipitation of 339 mm (13.4 in) spread across 18 days, the humidity is lower at 83%. For more specific information about October weather, you can visit Oshima weather in October.
In comparing June and November weather, June typically boasts warmer temperatures, with averages around 22°C (71°F) and high humidity levels of 88%. While rain is frequent, with a significant total precipitation of 277 mm (10.9 in) over about 14 days, the overall warmth and lush greenery define this early summer month. In contrast, November brings cooler conditions, with average temperatures dropping to 17°C (63°F) and a minimum of 8°C (47°F). Although it experiences a slightly lower total precipitation of 152 mm (6.0 in) over about 15 days, the humidity is somewhat lower at 80%. For a closer look at November conditions, you can check Oshima weather in November.
June and December present a stark contrast in weather conditions. In June, temperatures range from a minimum of 17°C (63°F) to a maximum of 25°C (78°F), with an average of 22°C (71°F). The month is marked by high humidity at 88%, as well as significant rainfall, totaling 277 mm (10.9 in) over about 14 days. Conversely, December experiences cooler temperatures, with averages dipping to 12°C (55°F), and a maximum of 21°C (71°F). The precipitation is considerably lower at 95 mm (3.7 in), occurring over 12 days, and humidity also drops to 78%. For more details on the December climate, you can check Oshima weather in December.
As June unfolds on Oshima, the weather takes on a unique character that sets it apart from other months. With temperatures averaging around 22°C (71°F), this month offers a pleasant warmth but is accompanied by a notable increase in humidity, often reaching 88%. The lush landscapes thrive as precipitation becomes a frequent visitor, bringing about 277 mm over the course of 14 days. This mix of warmth and moisture gives June a vibrant, almost tropical feel, making it a significant transitional month as the island shifts from the cooler springtime into the heat of summer. For a deeper dive into the climate patterns, visit Oshima Climate.