Last updated: August 21, 2025
In Wakayama, Japan, August brings a blend of hot and humid weather that defines the summer experience. With maximum temperatures soaring to 35°C (95°F) and an average of 28°C (83°F), residents and visitors alike can expect warm days filled with plenty of sunshine. However, the warmth is accompanied by a notable humidity level of 91%, creating a muggy atmosphere. Rainfall is also a significant feature of this month, with a total precipitation of 178 mm (7.0 in) spread over 12 days, providing occasional relief from the heat. This combination of warmth and humidity contributes to a vibrant summer landscape, making Wakayama a unique destination in August.
In August, Wakayama basks in the warm embrace of summer, with temperatures reflecting a steamy peak. The month begins with nighttime lows around 20°C (68°F), providing just enough warmth for comfortable evenings. As the sun rises, the heat intensifies, reaching an average of 28°C (83°F) and soaring to a maximum of 35°C (95°F) during the hottest days. This significant rise in temperature compared to previous months marks August as the warmest time of the year, inviting locals and tourists alike to enjoy the lush landscapes and vibrant festivals that flourish under the summer sun. As August transitions to September, a notable dip in temperatures begins, hinting at the gradual shift towards autumn, making it an ideal time for outdoor activities before the cooler months set in.
In August, Wakayama experiences a significant 178 mm (7.0 in) of rainfall over approximately 12 days, marking a slight decrease from the intense 302 mm (11.9 in) seen in July. This pattern suggests that while the summer months are characterized by heavy precipitation, August tends to offer a brief respite compared to its predecessor. Notably, the overall wetness remains substantial, leading into September, which records an even higher precipitation of 203 mm (8.0 in). This trend highlights the persistence of the wet season, ensuring that lush landscapes continue to flourish, making Wakayama a vibrant green even amidst the ebbing summer heat.
In Wakayama, Japan, August brings a notable humidity level of 91%, slightly lower than the sweltering highs of 93% seen in July. This month marks a peak in the summer humidity trend, as the region experiences its most muggy days before the gradual decline in moisture content begins in early autumn. As spring transitioned into summer, humidity steadily increased from 74% in March to an impressive 87% in June, culminating in July and August's tropical feel. Contrastingly, a decrease to 87% in September ushers in a more comfortable climate, foreshadowing the return to milder humidity levels in the fall months, which hover in the mid-80s. This cyclical pattern underscores Wakayama's distinct seasonal shifts, making August a particularly sultry time for residents and visitors alike.
In Wakayama, Japan, the UV Index reaches its peak during the summer months, maintaining an extreme level of 11 from April through August. This notably high index indicates a significant risk of harm from unprotected sun exposure, with a quick burn time of just 10 minutes required for those venturing outside. Following August, the index gradually decreases, dropping to 10 in September and further down to 7 by October, signaling a shift towards more moderate sun exposure conditions. As residents and visitors enjoy the summer sun, it's crucial to remain vigilant about sun safety and protection. For more details on the UV Index throughout the year, check out Wakayama UV Index.
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August shines brightly in Wakayama, Japan, with an impressive 315 hours of sunshine, marking it as the sunniest month of the year. This peak follows a gradual ascent in sunlight hours from the chilly 185 hours in January to a warm 295 hours in May, showcasing a delightful transition into the summer. As the summer sun lingers, the hours remain relatively high through July, before experiencing a slight dip as autumn approaches. This trend highlights Wakayama's vibrant summer, where August invites residents and visitors alike to bask in the warmth of abundance, making it an ideal month for outdoor activities and exploration.
In Wakayama, Japan, the likelihood of sunny weather in August stands at 30%, aligning with a general trend of reduced sunshine during the summer months. Following a modest increase in sun chances during early winter and spring, the peak summer months—especially June and July—tend to experience lower probabilities of clear skies. August's sunshine chances are slightly better than May's and close to the averages seen in July. This summer dip contrasts sharply with the sunnier conditions observed later in the year, particularly in October and December, where the sun returns with chances as high as 59% and 58%, respectively. Overall, while August may not guarantee golden rays, it retains a charm that reflects the beauty of Japan's summer season.
In Wakayama, Japan, August brings a delightful balance of sunlight, offering around 13 hours of daylight. This month is a continuation of the bright summer, following July's peak with the same duration of daylight. From the early months of the year, where daylight lingers around 10 hours, we see a gradual increase as spring approaches, culminating in the 14 hours of radiant light in June and July. As summer transitions into autumn, daylight hours begin to taper off, gently declining to 12 hours in September, heralding the onset of shorter days. Thus, August serves as a vibrant bridge between the long summer days and the more subdued twilight of fall.
In Wakayama, Japan, the August winds bring a refreshing shift as the average wind speed reaches 3.9 m/s (9 mph). This marks a notable uptick from the sluggish breezes of summer, with July and June recording lower speeds of 2.5 m/s (6 mph) and 2.7 m/s (6 mph), respectively. As the summer heat begins to wane, the August air invigorates the surroundings, creating a delightful contrast to the humid months prior. Following this gentle breeze, the winds gradually decrease again in September to 2.8 m/s (6 mph). This pattern highlights a distinct seasonal transition in Wakayama, characterized by softer summer winds giving way to more refreshing gusts as autumn approaches.
Weather in Wakayama varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Wakayama, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather. In August, temperatures soar with a minimum of 20°C (68°F), averaging 28°C (83°F), and peaking at a sweltering 35°C (95°F). This summer month also sees high humidity at 91% and significant rainfall, totaling 178 mm (7.0 in) over 12 days. Conversely, January brings a chill, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 17°C (62°F), averaging just 6°C (44°F). This winter month features lower precipitation levels at 63 mm (2.5 in) and experiences rainfall on 9 days, along with a more moderate humidity of 82%. For more details on the weather during this cooler month, check out Wakayama weather in January.
August and February present striking contrasts in weather. In August, temperatures soar with a minimum of 20°C (68°F) and an average of 28°C (83°F), peaking at a sweltering 35°C (95°F). The month is also marked by high humidity at 91% and substantial precipitation, averaging 178 mm (7.0 in) over 12 days. In contrast, February experiences much cooler temperatures, with a minimum of -1°C (31°F) and an average of 7°C (44°F), reaching a maximum of 18°C (65°F). Rainfall is lighter in February, totaling 76 mm (3.0 in) over just 9 days, and the humidity is lower at 79%. For more detailed insights on February weather patterns, visit Wakayama weather in February.
In August, the weather is markedly warmer with temperatures ranging from a minimum of 20°C (68°F) to a peak of 35°C (95°F), making it the hottest month of the year. The average temperature sits at a sweltering 28°C (83°F), accompanied by high humidity at 91%, contributing to a muggy atmosphere. Precipitation is significant as well, with 178 mm (7.0 in) falling over 12 days.
In contrast, March offers a much cooler climate, with temperatures typically between 1°C (34°F) and 20°C (68°F). The average temperature in March is only 10°C (51°F), and humidity is significantly lower at 74%. Rainfall is also less frequent, with a total of 115 mm (4.5 in) spread over 11 days. For more detailed insights on the weather in March, you can check Wakayama weather in March.
August weather is characterized by significantly warmer temperatures, with averages around 28°C (83°F) and maximums reaching up to 35°C (95°F). In contrast, April offers a much cooler climate, with average temperatures of 14°C (58°F) and maximums peaking at 23°C (73°F). Additionally, August experiences higher humidity levels at 91% and more rainfall, totaling 178 mm (7.0 in) over about 12 days, while April sees lower humidity at 76% and less precipitation at 128 mm (5.1 in) across 10 days. For a closer look at the specifics of April weather, you can visit Wakayama weather in April.
In comparing the weather between August and May, August is notably warmer and more humid. With minimum temperatures reaching 20°C (68°F) and maximums soaring to 35°C (95°F), August averages a much higher temperature of 28°C (83°F) compared to May's milder average of 19°C (67°F). May, on the other hand, experiences cooler minimum temperatures of 8°C (47°F) and a maximum of 28°C (82°F). While both months see considerable precipitation, August has slightly more with an average of 178 mm (7.0 in) over 12 days, whereas May records 164 mm (6.5 in) over 10 days. Additionally, the humidity in August is higher at 91%, compared to May's 83%. For detailed weather information about May in Wakayama, you can visit Wakayama weather in May.
In comparing the weather of August and June, we observe that August tends to be warmer, with average temperatures reaching 28°C (83°F) and maximums soaring up to 35°C (95°F). In contrast, June has a milder temperature range, with averages around 22°C (72°F) and maximums of 28°C (83°F). While August experiences slightly less precipitation at 178 mm (7.0 in) over 12 days, June is slightly wetter, receiving 199 mm (7.8 in) over 14 days. The humidity levels are also high during both months, with August at 91% and June at 87%. For more detailed information on June weather, you can visit Wakayama weather in June.
In comparing the weather between August and July, we see some notable differences. August generally has a warmer average temperature of 28°C (83°F), compared to July's average of 26°C (80°F), with both months experiencing similar minimum temperatures of around 20°C (68°F). However, August experiences slightly less precipitation, totaling 178 mm (7.0 in) over 12 days, while July is wetter, with 302 mm (11.9 in) falling across 18 days. Both months have high humidity levels, with August at 91% and July at 93%. For more detailed information, you can check Wakayama weather in July.
In comparing the weather between August and September, August tends to be hotter, with average temperatures reaching 28°C (83°F) and maximums soaring up to 35°C (95°F). The month is also quite humid, with levels around 91%, and experiences a significant amount of rainfall, totaling 178 mm (7.0 in) over 12 days. In contrast, September brings cooler temperatures, with an average of 25°C (77°F) and maximums of 33°C (92°F). Although September has slightly more precipitation at 203 mm (8.0 in) spread over 15 days, the humidity decreases to 87%. For more detailed insights, you can check out Wakayama weather in September.
August weather is characterized by warm temperatures, with a minimum of 20°C (68°F) and an average reaching up to 28°C (83°F), peaking at a maximum of 35°C (95°F). This month sees significant precipitation, totaling 178 mm (7.0 in) over about 12 days, accompanied by high humidity at 91%. In contrast, October brings cooler conditions, with temperatures dropping to a minimum of 10°C (49°F) and averaging around 20°C (67°F), while still reaching a maximum of 29°C (84°F). Notably, October experiences even higher rainfall, with total precipitation of 267 mm (10.5 in) also spread over 12 days, but the humidity is slightly lower at 85%. For more details on October weather, you can check Wakayama weather in October.
August and November present contrasting weather conditions. In August, temperatures soar with a minimum of 20°C (68°F) and a maximum reaching 35°C (95°F), averaging around 28°C (83°F). The month is marked by high humidity at 91% and significant precipitation, totaling 178 mm (7.0 in) over about 12 days. In contrast, November experiences a much cooler climate, with minimum temperatures dropping to 4°C (40°F) and averaging 14°C (57°F), peaking at 24°C (75°F). Precipitation is notably less in November at 63 mm (2.5 in) over just 7 days, accompanied by lower humidity at 83%. For more details, you can explore Wakayama weather in November.
August and December present strikingly different weather patterns. In August, temperatures soar, with averages around 28°C (83°F) and peaks reaching up to 35°C (95°F), accompanied by high humidity at 91% and significant rainfall of 178 mm (7.0 in) over 12 days. In contrast, December features much cooler temperatures, with averages hovering around 9°C (48°F) and highs of 21°C (70°F). Precipitation is notably lower at 76 mm (3.0 in) across 10 days, and humidity decreases to 83%. For more detailed information, you can check Wakayama weather in December.
August in Wakayama is characterized by a stifling heat and high humidity, making it the hottest month of the year. With maximum temperatures soaring to a sweltering 35°C (95°F) and an average of 28°C (83°F), the weather can feel quite oppressive, especially for those unaccustomed to such warmth. The significant rainfall of approximately 178 mm spread over 12 days adds another layer of discomfort, as sticky, humid days often lead to sudden showers. Compared to other months, August stands out not only for its warmth but also for its intense humidity that lingers in the air. To learn more about the overall climate, visit Wakayama Climate.