Last updated: August 21, 2025
August in Ishikari, Japan is characterized by a warm and humid climate, with average temperatures hovering around 22°C (71°F) and peaking at 30°C (86°F). This vibrant month experiences about 182 mm (7.2 in) of rainfall spread over 13 days, contributing to the region's lush landscapes. With humidity levels soaring to 95%, the air feels thick and tropical, making it the perfect backdrop for experiencing the natural beauty and cultural festivities that Ishikari has to offer during the summer season.
In August, Ishikari, Japan, experiences a welcomed peak in temperature, marking the height of summer. With minimums around 15°C (59°F) and a comfortable average of 22°C (71°F), the region offers residents and visitors alike a vibrant escape from the winter chill that dominates earlier months. The maximum temperatures reaching up to 30°C (86°F) create an ideal atmosphere for outdoor activities and enjoying the lush, natural beauty of the area. This month stands in stark contrast to the frosty January, where temperatures plummet to a biting -13°C (8°F). As the warmest month of the year, August showcases a significant seasonal transition, allowing Ishikari to embrace the full bloom of summer before the cooler autumn days set in.
In August, Ishikari experiences a significant surge in precipitation, with an impressive 182 mm (7.2 in) of rain over 13 days. This marked increase stands out against the relatively milder months preceding it, as July and June boast 104 mm and 103 mm, respectively. The rainiest month of the year, August not only highlights the peak of summer but also sets the stage for the following months, leading into the wetter fall season. As the dry days diminish, this heavy precipitation signals a transition, hinting at the impending seasonal changes that characterize the climate of Ishikari.
In August, Ishikari, Japan, experiences its peak humidity at 95%, marking a continuation of the summer's oppressive moisture levels. The trend shows a gradual increase from the more moderate 81% seen in April and March, culminating in a steep rise during the heart of summer, with July already hitting 93%. This escalation is indicative of the region's transition into the humid and warm embrace of late summer, where the air becomes thick and heavy. As September approaches, humidity starts to recede slightly to 88%, hinting at the seasonal shift ahead. Overall, Ishikari's humidity patterns reveal a distinct rise during the summer months, creating a palpable sense of heat and moisture that characterizes this time of year.
In August, Ishikari, Japan experiences its peak UV Index of 10, placing it in the very high exposure category with a burn time of just 15 minutes. This dramatic rise from a moderate index of 3 in February highlights the gradual increase in UV intensity as summer unfolds. From a mild start in January, the UV Index escalates significantly, reaching its highest point in a few short months. Following August, the UV levels remain notably high at 8 in September, but gradually decline as autumn approaches. Awareness of these trends is crucial for ensuring safe outdoor activities; for more detailed UV insights, visit Ishikari UV Index.
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August in Ishikari, Japan, is celebrated for its abundant sunshine, with 292 hours of brilliant daylight gracing the month. This vibrant warmth represents a slight dip from July's peak of 321 hours but remains significantly higher than the early winter months. As summer transitions toward autumn, August showcases a continuation of the sunny trend established from May's 309 hours onward, reflecting the region's longer days and supportive climate for outdoor activities. In contrast, the sun tends to shy away as the year progresses, with September's hours falling to 269 and further diminishing in the cooler months. Overall, August stands as a reminder of the fleeting joy of summer, framed by a seasonal shift that beckons the arrival of autumn.
In Ishikari, Japan, the likelihood of enjoying sunny weather takes an interesting turn throughout the year. August, with a 35% chance of sunshine, sits somewhat in the middle compared to the months preceding it. While it's not the sunniest month, it also shows a notable resilience against the gloom of winter, with higher probabilities of clear skies than January (30%) or February (24%). Interestingly, June (47%) and July (45%) do offer a brighter outlook, but August maintains a balanced charm with a decent chance for summer sun amidst the transition to autumn. As the year progresses to September, conditions improve slightly, hinting at a delightful end to summer, making Ishikari's weather a dynamic tapestry of shifting sun and clouds.
In Ishikari, Japan, the month of August marks a transition in daylight duration, as the summer sun begins to wane. With 13 hours of daylight, August retains a generous amount of sunshine, though it signals a shift from the peak of summer's brightness experienced in June (15 hours). This gradual decrease in daylight hours from July's 14 hours reflects the impending arrival of autumn, as daylight dwindles in the months to come. The pattern showcases a clear seasonal rhythm, where daylight stretches its reach from January's modest 9 hours to a lush peak in June, before gracefully tapering off as the year progresses. Observing this trend not only highlights the beauty of seasonal change but also invites a deeper appreciation for the daylight as it evolves through the year.
In Ishikari, Japan, the August winds whisper gently at an average speed of 3.5 m/s (8 mph), mirroring the calmness of July and hinting at a trend of softer breezes during the summer months. As the year progresses, we observe a gradual increase in wind speed from the tranquil early months—when the January winds reach a brisk 5.1 m/s (11 mph)—intensifying to a peak in November before tapering off again in the depths of winter. This seasonal pattern showcases Ishikari's delightful climate, where August stands as a tranquil bridge between the lively summer and the approaching autumn, inviting both locals and visitors to revel in the serene ambiance of the coastal winds.
Weather in Ishikari varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Ishikari, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January showcase strikingly different weather patterns. In August, temperatures range from a mild 15°C (59°F) to a warm 30°C (86°F), accompanied by high humidity levels of 95% and significant rainfall totaling 182 mm (7.2 in) over about 13 days. Conversely, January experiences frigid conditions, with temperatures plummeting to a minimum of -13°C (8°F) and only reaching a maximum of 6°C (42°F). The month sees less precipitation at 74 mm (2.9 in) spread across 19 days, with humidity levels dropping to 84%. For more detailed information on January weather, you can visit Ishikari weather in January.
August and February present stark contrasts in weather conditions. In August, temperatures range from a mild 15°C (59°F) to a warm 30°C (86°F), with an average of 22°C (71°F). This month experiences significant rainfall, averaging 182 mm (7.2 in) over 13 days, accompanied by high humidity levels of 95%. In stark contrast, February sees much colder weather, with temperatures plummeting from a minimum of -12°C (11°F) to a maximum of just 5°C (42°F), averaging around -3°C (27°F). Precipitation is lighter in February, totaling 84 mm (3.3 in) across 21 days, and the humidity holds at a lower 83%. For more detailed insights into February weather, visit Ishikari weather in February.
August and March present stark contrasts in weather conditions. In August, temperatures are significantly warmer, ranging from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), with an average of 22°C (71°F). The month is also characterized by high humidity levels at 95% and considerable precipitation, totaling 182 mm (7.2 in) over 13 days. Conversely, March experiences much colder temperatures, with lows plummeting to -8°C (18°F) and highs only reaching 14°C (57°F), averaging at just 1°C (35°F). Precipitation is lighter in March, with an accumulation of 80 mm (3.2 in) spread across 14 days and lower humidity at 81%. For a more detailed look at March conditions, visit Ishikari weather in March.
When comparing the weather in August and April, notable differences emerge. August temperatures range from a chilly 15°C (59°F) at night to a warm 30°C (86°F) during the day, creating a humid atmosphere with an average humidity of 95%. In contrast, April experiences much cooler temperatures, with a minimum of -2°C (28°F) and an average high of 20°C (68°F), accompanied by lower humidity at 81%. Additionally, August sees significantly more rainfall, accumulating 182 mm (7.2 in) over about 13 days, compared to April's 73 mm (2.9 in) over 11 days. For a more detailed look at April's weather, you can check Ishikari weather in April.
In comparing the weather of August and May, August tends to be considerably warmer, with average temperatures around 22°C (71°F) compared to May's cooler average of 12°C (54°F). While August can reach maximum temperatures of up to 30°C (86°F), May's maximum hovers at 27°C (81°F), indicating a more temperate range in spring. Additionally, August experiences higher humidity levels at 95%, contributing to a muggy feel, whereas May's humidity is a bit lower at 86%. Precipitation also differs significantly; August sees about 182 mm (7.2 in) over 13 days, while May has only 89 mm (3.5 in) across 12 days, indicating a wetter end to summer compared to early spring. For a more detailed look, check out Ishikari weather in May.
The weather in August is generally warmer and more humid compared to June. While June sees temperatures ranging from a minimum of 8°C to a maximum of 24°C, August boasts a higher temperature spectrum with minimums of 15°C and maximums reaching up to 30°C. Additionally, August experiences increased precipitation, totaling 182 mm over 13 days, compared to June’s 103 mm over 10 days. The humidity also climbs in August, averaging 95%, while June maintains a lower humidity level of 87%. For a detailed look at June's weather specifics, you can visit Ishikari weather in June.
In comparing the weather between July and August, both months share similar maximum temperatures peaking at 30°C (86°F); however, August experiences a slightly higher average temperature of 22°C (71°F) compared to July's 21°C (69°F). The increased humidity in August, which reaches 95%, adds to a more humid feel than July's 93%. Additionally, August is noticeably wetter, with precipitation totaling 182 mm (7.2 in) over 13 days, while July sees only 104 mm (4.1 in) over 11 days. For more details on July weather, you can visit Ishikari weather in July.
August and September exhibit notable differences in weather patterns. August tends to be warmer, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), while the average temperature is around 22°C (71°F). In contrast, September features cooler temperatures, with a minimum of 10°C (49°F), an average of 19°C (66°F), and a maximum of 28°C (83°F). Although both months have approximately the same number of rainy days, September sees a significant drop in precipitation to 103 mm (4.0 in), down from August’s 182 mm (7.2 in). Additionally, humidity levels are slightly lower in September at 88% compared to a high 95% in August. For more information on the weather specifics in September, you can visit Ishikari weather in September.
August and October offer markedly different weather conditions. August is characterized by warmer temperatures, with a minimum of 15°C (59°F) and an average of 22°C (71°F), peaking at a maximum of 30°C (86°F). It also experiences high humidity at 95% and substantial rainfall, totaling 182 mm (7.2 in) over 13 days. In contrast, October sees a significant drop in temperature, with minimums around 4°C (40°F) and an average of 13°C (56°F), while reaching a maximum of 24°C (75°F). Although it still receives rainfall, the total precipitation is less at 129 mm (5.1 in) over 16 days, and the humidity is lower at 83%. For a detailed look at the typical conditions in October, check out Ishikari weather in October.
August and November showcase contrasting weather patterns, reflecting the transition from summer to autumn. In August, temperatures range from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), with an average of 22°C (71°F), accompanied by high humidity levels of 95% and 182 mm (7.2 in) of precipitation spread over 13 days. In stark contrast, November experiences colder temperatures, with a minimum of -3°C (26°F) and a maximum of 17°C (63°F), leading to a much lower average of 6°C (44°F). Although November receives slightly less precipitation at 153 mm (6.0 in), it has more rainy days, totaling 22, and a humidity level of 79%. For more details on the weather in November, you can visit Ishikari weather in November.
August and December showcase stark contrasts in weather. In August, temperatures range from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), with an average of 22°C (71°F). This month is characterized by high humidity at 95% and significant rainfall, totaling 182 mm (7.2 in) over 13 days. In contrast, December experiences much colder temperatures, with a minimum of -11°C (13°F) and a maximum of 13°C (56°F), averaging around -1°C (31°F). Although December sees less overall precipitation at 123 mm (4.8 in), it has more rainy days, totaling 27, alongside a lower humidity level of 80%. For more insights into Ishikari’s December climate, check this link: Ishikari weather in December.
August in Ishikari brings a distinct warmth and humidity that sets it apart from other months of the year. With temperatures often climbing to a maximum of 30°C (86°F) and a sweltering 95% humidity, this month offers a summer experience that is both vibrant and lush. However, it's also characterized by a notable amount of precipitation, with rain gracing the region on approximately half of the days, leading to a refreshing but sometimes soggy atmosphere. This blend of heat and moisture creates a unique climate that encourages outdoor activities, while also reminding residents and visitors alike to stay prepared for sudden showers. To learn more about Ishikari's yearly weather patterns, visit Ishikari Climate.