Last updated: August 21, 2025
In Morioka, Japan, August showcases a dynamic climate with temperatures soaring to a maximum of 33°C (91°F), while the average temperature hovers around a comfortable 22°C (72°F). The month experiences a considerable amount of precipitation, totaling 146 mm (5.8 in) over 16 rainy days, contributing to the region's lush landscapes. With a high humidity level of 92%, the atmosphere can feel quite steamy, making mornings and evenings particularly enjoyable for outdoor activities and exploration. Whether you're keen on soaking up the sun or embracing the refreshing rain, August in Morioka offers a diverse weather experience for all.
In Morioka, Japan, August welcomes the peak of summer with temperatures that exhibit a delightful warmth. The month's average temperature settles at a comfortable 22°C (72°F), complemented by daily highs reaching up to 33°C (91°F), making it an inviting time for outdoor activities. As summer transitions towards fall, even the minimum temperatures remain mild at 9°C (48°F), providing a pleasant reprieve from the more severe cold of winter months. This trend of rising warmth beginning in July continues through August, showcasing a seasonal peak that encourages locals and visitors alike to embrace the vibrant cultural festivals and lush landscapes. Overall, August in Morioka is characterized by a blend of warmth and vitality, setting the stage for a lively summer experience.
In August, Morioka experiences significant rainfall, registering 146 mm (5.8 in) of precipitation over 16 days. This marks a slight decrease from the heavy downpour of July, when the city received 169 mm (6.7 in). The trend suggests a peak in rainfall during the summer months, as both July and August are among the wettest times of the year, characterized by a high frequency of rainy days. Following this summer peak, precipitation levels dip slightly but remain substantial into September, reflecting a transition toward the drier autumn months. Overall, August’s rain not only nourishes the lush landscapes of Morioka but also highlights the city's dynamic climate patterns.
In Morioka, Japan, the month of August sees humidity levels peak at 92%, a continuation of the trend established in July. This mid-summer humidity reflects the city's warm climate, creating a muggy atmosphere often accompanied by rain. The humidity begins to rise steadily from May, where it sits at a comfortable 80%, before soaring significantly through the summer months. Following August, September experiences a slight decline to 86%, signaling the gradual transition to cooler fall temperatures. Throughout the year, humidity in Morioka tends to fluctuate but remains noticeably high during the summer months, offering a clear indication of the region’s distinctive seasonal characteristics.
In August, Morioka experiences a peak in UV exposure, with the UV Index reaching 11, categorized as extreme. This intensity means that individuals should take significant precautions, as unprotected skin can burn in just 10 minutes. Following a trend from June through August, where the UV Index remains consistently high, caution is crucial during summer months. This period showcases a transition from moderate levels in winter to alarming extremes in mid-summer, emphasizing the importance of sun safety practices. As you enjoy the sunny days, remember to protect your skin and stay informed about local UV conditions. For more details, check out Morioka UV Index.
UV Risk Categories
In August, Morioka enjoys a delightful 252 hours of sunshine, maintaining a vibrant warmth that characterizes the peak of summer. This month, while slightly reduced from the dazzling 287 hours of May, still embodies the essence of summer as it seamlessly transitions into the cooler days of autumn. Notably, the sunshine hours begin to gradually decline after July, which peaks at 261 hours, showcasing a gentle shift towards the crispness of fall. As the year progresses, the consistent trend of diminishing sunlight hours becomes apparent, particularly as autumn unfolds, but in August, residents and visitors alike can bask in the lingering summer glow before the days become shorter and cooler.
In Morioka, Japan, August is notable for its lower likelihood of sunny weather, with only a 15% chance of sunshine. This marks a significant dip compared to the earlier months of summer, where July enjoys a 22% chance of clear skies. As the region transitions into late summer, the increase in humidity and the onset of occasional rainstorms contribute to this decline in sunny days. Interestingly, the trend indicates that while spring months like April see more sunshine at 39%, the late summer offers a stark contrast, suggesting that anyone hoping for clear beach days in August may want to reconsider their plans. Overall, if you're in Morioka during this month, be prepared for a mix of overcast skies and occasional sunbreaks!
In Morioka, Japan, the daylight duration experiences a dynamic transformation throughout the year, with the peak brightness occurring in May and June, where residents enjoy up to 14 hours of sunlight. This vibrant stretch slowly tapers off as the summer months close, dipping to 13 hours in August. As the seasons shift towards autumn, daylight gradually diminishes, reaching 12 hours in September and further declining to just 9 hours by November and December. The transition from long, sun-filled days to shorter, cozy evenings artfully echoes the rhythm of nature, inviting locals to bask in the warmth of summer before settling into the introspective atmosphere of winter.
In Morioka, Japan, the August wind presents a gentle reprieve from the sweltering summer heat, with an average speed of 2.1 m/s (5 mph). This subtle breeze is part of a noticeable trend, as wind speeds gradually decline during the summer months, reaching their lowest point in July at 1.7 m/s (4 mph). However, August experiences a slight uptick, hinting at the arrival of autumn just around the corner. Interestingly, the wind speeds remain fairly stable into September and October, both also averaging 2.2 m/s (5 mph) and 2.1 m/s (5 mph), respectively. This consistency, along with the mild increase in August, creates a soothing atmosphere, making it a perfect time for leisurely strolls and outdoor activities while nature transitions toward fall.
Weather in Morioka varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Morioka, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather. In August, temperatures can soar as high as 33°C (91°F) with an average of 22°C (72°F), making it a warm and humid month with 146 mm (5.8 in) of rainfall spread over 16 days and humidity levels reaching 92%. Conversely, January brings frigid conditions, with temperatures plummeting to a minimum of -20°C (-3°F) and an average of -5°C (24°F). This winter month experiences significantly less precipitation at 65 mm (2.6 in) over 12 days, coupled with a lower humidity of 80%. For more details on January weather, you can check Morioka weather in January.
August and February present a stark contrast in weather patterns. In August, temperatures typically range from a minimum of 9°C (48°F) to a maximum of 33°C (91°F), with an average of 22°C (72°F). This month is characterized by high humidity at 92% and considerable rainfall, totaling 146 mm (5.8 in) over 16 days. In contrast, February experiences much colder temperatures, with a minimum of -18°C (-1°F) and a maximum of just 7°C (45°F), averaging -4°C (25°F). Although February sees less precipitation at 87 mm (3.4 in) over the same number of days, the humidity is slightly lower at 79%. For more detailed insights, you can check out Morioka weather in February.
In August, the weather is significantly warmer, with average temperatures around 22°C (72°F) and highs reaching up to 33°C (91°F), accompanied by high humidity levels of 92%. The month sees considerable rainfall, with 146 mm (5.8 in) spread over 16 days. In contrast, March experiences much colder temperatures, with an average of just 1°C (35°F) and lows plummeting to -15°C (4°F). Although March has less precipitation at 103 mm (4.0 in) over 14 days, the humidity is lower at 77%. For a more detailed look at the weather in March, visit Morioka weather in March.
When comparing the weather in August and April, it's clear that these months showcase distinct seasonal characteristics. August experiences much warmer temperatures, with averages ranging from 9°C (48°F) to 33°C (91°F), while April's temperatures are notably cooler, fluctuating between -12°C (11°F) and 22°C (72°F). Both months see similar precipitation levels, with August recording 146 mm (5.8 in) over 16 days and April slightly less at 125 mm (4.9 in) across the same number of days. However, August's high humidity at 92% adds to the warmth, contrasting with April's more moderate humidity of 75%. For a detailed look at April weather patterns, you can visit Morioka weather in April.
In comparing the weather between August and May, it becomes evident that August is notably warmer, with average temperatures reaching 22°C (72°F) compared to May's cooler average of 13°C (56°F). The maximum temperatures in August can soar to 33°C (91°F), while May peaks at a more moderate 28°C (83°F). Precipitation is also more pronounced in August, with 146 mm (5.8 in) over 16 days, compared to May’s 99 mm (3.9 in) across 13 days. Additionally, August experiences higher humidity levels at 92%, compared to May's 80%. For a more detailed look at the weather specific to May, you can visit Morioka weather in May.
In comparison to June, August in Morioka experiences significantly warmer temperatures, with averages reaching up to 22°C (72°F) and maximums soaring to 33°C (91°F), while June sees lower averages of 17°C (62°F) and a maximum of 28°C (83°F). Furthermore, August is more humid, boasting a humidity level of 92%, compared to June's 87%. Precipitation also increases in August, with 146 mm (5.8 in) over 16 days, compared to June's 111 mm (4.4 in) over just 12 days. For more detailed weather insights, you can check Morioka weather in June.
In comparing the weather between July and August, July tends to be slightly warmer, with average temperatures of 21°C (70°F) compared to August's 22°C (72°F). However, while August experiences a maximum temperature of 33°C (91°F), July's peak is just 32°C (89°F). Both months see a similar level of humidity at 92% and the same number of rainy days, though July has slightly higher total precipitation at 169 mm (6.7 in) compared to August's 146 mm (5.8 in). For a more detailed look, you can check out the Morioka weather in July.
In comparing the weather of August and September, August experiences warmer temperatures with a minimum of 9°C (48°F) and an average high of 33°C (91°F), while September sees a noticeable drop, featuring a minimum of 2°C (36°F) and an average max of 30°C (87°F). Precipitation also decreases from 146 mm (5.8 in) over 16 rainy days in August to 112 mm (4.4 in) across 12 days in September, indicating a slightly drier transition into autumn. Additionally, September boasts lower humidity levels at 86% compared to August's 92%, providing a more comfortable atmosphere. For more detailed insights, you can check Morioka weather in September.
August weather typically features warmer temperatures, with a minimum of 9°C (48°F) and an average high of 33°C (91°F), creating a lively atmosphere often accompanied by high humidity at 92%. In contrast, October sees a significant drop in temperatures, with lows reaching 0°C (32°F) and an average high of 25°C (78°F), signifying the onset of autumn. Both months experience similar levels of precipitation, with August recording 146 mm (5.8 in) over 16 days and October slightly lower at 144 mm (5.7 in) over 12 days. Interestingly, the humidity level in October is somewhat lower at 82%, providing a more comfortable experience. For more details, you can check out Morioka weather in October.
August and November present stark contrasts in weather conditions. In August, temperatures range from a mild 9°C (48°F) to a scorching 33°C (91°F), with an average of 22°C (72°F). The month is marked by significant precipitation, totaling 146 mm (5.8 inches) over 16 rainy days, coupled with high humidity at 92%. In contrast, November experiences much cooler weather, with temperatures dipping to a minimum of -11°C (12°F) and a maximum of 18°C (64°F), averaging just 5°C (41°F). Precipitation decreases to 66 mm (2.6 inches) over 11 days, and humidity levels drop to 79%. For more detailed information, you can visit Morioka weather in November.
August and December present starkly contrasting weather conditions. In August, the temperatures are significantly warmer, ranging from a minimum of 9°C (48°F) to a maximum of 33°C (91°F), with an average temperature of 22°C (72°F). The month is also characterized by high humidity, reaching 92%, and experiences 146 mm of rainfall over 16 days. In contrast, December sees much colder temperatures, with a minimum of -14°C (7°F) and a maximum of 12°C (54°F), averaging around -2°C (29°F). Precipitation also decreases to 89 mm over 17 days, with humidity slightly lower at 80%. For more insights, you can check Morioka weather in December.
August in Morioka presents a unique contrast to the cooler months, showcasing warm temperatures and high humidity, which can reach up to 92%. This month stands out with notable heat, as the average temperature hovers around 22°C, allowing for enjoyable summer activities despite intermittent rainfall. The increased precipitation, spread over 16 days, nurtures the lush greenery typical of the region, making it a visually stunning time of year. For those curious to explore more about Morioka's weather patterns, check out Morioka Climate.