Last updated: August 21, 2025
Experience the summer charm of Kofu, Japan, in August, where temperatures can soar up to 32°C (90°F), making for warm, sunny days perfect for outdoor adventures. The average temperature lingers around a comfortable 23°C (73°F), while the nights cool down to a refreshing 12°C (54°F). However, the month sees a significant 150 mm (5.9 in) of precipitation across approximately 18 days, contributing to a muggy humidity level of 90%. Be prepared for a mix of sunshine and rain as you enjoy Kofu's vibrant summer landscape!
In August, Kofu, Japan basks in warm summer conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F). This month typically sees an average temperature of 23°C (73°F), reflecting the peak of summer heat in the region. Following the trend established in July, August continues to bring high temperatures, making it a prime time for outdoor activities and festivals. As summer transitions toward fall, the temperatures remain notably warm, but hint at the cooling days ahead, making August a vibrant and lively month in Kofu.
In August, Kofu, Japan experiences a notable precipitation level, measuring 150 mm (5.9 in) over approximately 18 days. This marks a slight decline from the torrential rainfall of July, which recorded an impressive 293 mm (11.6 in). As summer peaks, August continues to deliver significant moisture, contributing to the lush greenery of the region. With rainfall spread across nearly two-thirds of the month, the weather remains dynamic, supporting a trend of higher precipitation during the warmer months. Notably, this pattern offers a stark contrast to the drier winter months, where precipitation typically drops to around 50 mm. Overall, August stands out as a month where the echoes of past rains mingle with the anticipation of the transitioning season.
In Kofu, Japan, the month of August brings a significant shift in humidity, characterized by a high level of 90%. This peak follows a notably humid July, which recorded an impressive 93%, highlighting the sultry summer months. As the year progresses from the crisp dryness of January's 76% to the sticky warmth of early summer, we see a general trend of increasing humidity, particularly in June and July. After August, humidity begins to taper off slightly but remains elevated through September at 86%. Overall, Kofu experiences a humid summer, with August standing out as a key point in this moisture-filled trend.
In Kofu, Japan, August marks a peak in sun intensity, maintaining a relentless UV Index of 12, classified as extreme. This high rating signifies a need for caution, as the recommended burn time shrinks to just 10 minutes. Following a pattern established in earlier summer months, both June and July experienced the same elevated UV levels, illustrating a sustained trend of heightened sun exposure throughout the summer. As the summer fades into September, the UV Index drops to a still formidable 10, reminding residents and visitors alike to stay vigilant against potential skin damage. For further insights and detailed information, check out Kofu UV Index.
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In August, Kofu, Japan, basks in 284 hours of sunshine, marking it as one of the sunniest months of the year. This radiant peak comes after a gradual increase since January, which starts with just 194 hours of daylight. As spring unfolds, the sunshine hours steadily grow, reaching 278 hours in April and surpassing 290 hours in May, a clear indication of the warming season. Despite a dip in July to 228 hours, August rebounds strongly, leading into the more moderate sun exposure seen in September with 238 hours. Overall, the sunshine trend demonstrates a distinct pattern, highlighting Kofu's vibrant summers and inviting charm during these sunlit days.
In Kofu, Japan, the likelihood of sunny weather experiences a notable ebb and flow throughout the year, with August sharing the 23% chance of sun that also characterizes May and July. This period marks a peak in summer heat, yet remains relatively dim when compared to the clear skies seen in the heart of winter, with January having a 52% chance and December soaring to 62%. As summer wanes, September drops further to 20%, indicating a transition toward more cloudiness. Overall, while August may not promise abundant sunshine, it certainly shares the warmth of summer alongside its occasional clear moments, inviting outdoor activities amidst the shifting weather patterns.
In Kofu, Japan, the month of August sees a delightful decline in daylight, with the sun gracing the skies for approximately 13 hours. This marks a subtle transition from the peak daylight hours of the summer months, where June and July enjoyed a consistent 14 hours each day. As summer gives way to autumn, daylight gradually decreases, with September seeing a further dip to 12 hours. The trend showcases a rhythmic cycle of light and dark, where longer days in April and May gradually linger into the summer, only to gracefully retreat as the year approaches its end. As August passes, residents can bask in the richness of summer sunlight while slowly anticipating the cozy embrace of fall.
In Kofu, Japan, the August winds provide a gentle respite from the summer heat, with an average speed of 1.5 m/s (3 mph). This marks a slight uptick from the tranquil July winds, which barely stirred at 1.2 m/s (3 mph). Throughout the year, Kofu's wind speeds fluctuate modestly, peaking in the cooler months, with January and February showcasing their strongest gusts at around 1.8 m/s (4 mph). The late summer months, including August, typically find themselves in the calmer zone, echoing the subdued breezes of June and July. As the year transitions into autumn, the winds pick up again, reminding us of nature's rhythm and the subtle changes that each season brings.
Weather in Kofu varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Kofu, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present strikingly contrasting weather conditions. In August, temperatures range from a cool 12°C (54°F) at night to a warm 32°C (90°F) during the day, accompanied by high humidity at 90% and substantial rainfall of 150 mm (5.9 in) over approximately 18 days. In contrast, January experiences frigid temperatures, with lows plummeting to -16°C (3°F) and a maximum of only 11°C (52°F). Precipitation is considerably less in January, averaging 48 mm (1.9 in) over just 6 days, and the humidity drops to 76%. For a detailed look at Kofu's weather in January, visit Kofu weather in January.
In August, the weather is typically warm with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), averaging around 23°C (73°F). The month sees considerable rainfall, with about 150 mm (5.9 in) of precipitation occurring over an average of 18 days, contributing to high humidity levels at 90%.
In stark contrast, February experiences much colder conditions, where temperatures can dip as low as -12°C (10°F) and reach a maximum of 16°C (61°F), averaging around 0°C (32°F). Precipitation is less frequent, totaling about 60 mm (2.4 in) over roughly 7 days, with lower humidity levels at 74%.
For a detailed look at February weather in Kofu, visit Kofu weather in February.
In August, the weather is characterized by warm temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), with an average of 23°C (73°F). The month experiences significant precipitation, with 150 mm (5.9 in) spread over 18 days, resulting in high humidity levels at 90%. In contrast, March presents a much colder climate, where temperatures vary from a minimum of -6°C (21°F) to a maximum of 20°C (68°F), with an average temperature of 4°C (40°F). Although it sees slightly lower precipitation at 136 mm (5.4 in) over 12 days, the humidity is also lower at 70%. For more detailed insights into the weather in March, you can check Kofu weather in March.
August and April present notable contrasts in weather. August boasts a warmer climate with average temperatures reaching 23°C (73°F), peaking at a maximum of 32°C (90°F), while April's milder average is only 9°C (48°F), with a maximum of 25°C (77°F). Precipitation levels are relatively high in both months, with August receiving 150 mm (5.9 in) over 18 days and April slightly lower at 129 mm (5.1 in) across 13 days. Additionally, humidity in August is significantly higher at 90%, compared to April’s 74%, contributing to a more muggy summer feel. For more details on April's weather specifics, you can visit Kofu weather in April.
When comparing the weather in August and May, several key differences emerge. August tends to be warmer, with average temperatures around 23°C (73°F) and maximums reaching as high as 32°C (90°F). In contrast, May has a cooler average temperature of 14°C (58°F), with maximums peaking at 28°C (84°F). Precipitation levels are similar, with August receiving 150 mm (5.9 in) over 18 days and May totaling 138 mm (5.4 in) over 13 days. Humidity is notably higher in August at 90%, compared to May's 81%. For more detailed insights into May's weather, visit Kofu weather in May.
In comparing the weather between August and June, we see notable differences in temperature and conditions. August tends to be warmer, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), while June shows cooler averages, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F). Additionally, humidity levels are slightly higher in August at 90% compared to June's 88%. Precipitation is quite similar, with August experiencing 150 mm (5.9 in) over 18 days and June featuring 147 mm (5.8 in) over 16 days. For more detailed information about June weather, you can check this link: Kofu weather in June.
In comparing the weather of August to that of July, we notice a slight increase in average temperatures, with August averaging 23°C (73°F) compared to July's 21°C (70°F). Both months experience highs of 32°C (90°F), but August's minimum temperature is a touch cooler at 12°C (54°F), while July's minimum is slightly warmer at 13°C (56°F). Interestingly, August sees a significant reduction in precipitation, totaling 150 mm (5.9 in) over 18 days compared to July's much wetter conditions with 293 mm (11.6 in) across 20 days. Humidity is also marginally lower in August at 90%, down from July's 93%. For those interested in more detailed insights, you can refer to the link: Kofu weather in July.
August and September present notable differences in weather conditions. August typically enjoys warmer temperatures, with a minimum of 12°C (54°F) and an average of 23°C (73°F), while September sees a drop, featuring a minimum of 8°C (47°F) and an average of 18°C (65°F). Despite both months experiencing precipitation on 18 days, September records slightly more rainfall at 183 mm (7.2 in) compared to August's 150 mm (5.9 in). Humidity is also marginally lower in September at 86%, down from August's 90%. For more detailed insights into September's weather patterns, check out Kofu weather in September.
In August, the weather is quite warm with temperatures ranging from a minimum of 12°C to a maximum of 32°C, averaging around 23°C. This month sees significant humidity at 90% and experiences precipitation on 18 days, totaling 150 mm. In contrast, October brings a much cooler climate, where temperatures drop significantly with a minimum of 1°C and an average of 13°C, peaking at 26°C. Although October still experiences precipitation on 17 days, the total rises to 277 mm, indicating a wetter month than August, despite lower humidity levels at 83%. For more detailed information about the weather in October, you can visit Kofu weather in October.
August and November present stark contrasts in weather conditions. In August, temperatures range from a mild 12°C (54°F) at night to a hot 32°C (90°F) during the day, with an average of 23°C (73°F). The month is also marked by high humidity at 90% and significant rainfall, totaling 150 mm (5.9 in) over 18 days. In contrast, November experiences much cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 18°C (65°F), averaging only 7°C (45°F). Precipitation decreases to 52 mm (2.0 in) over just 8 days, and the humidity drops slightly to 80%. For more details, you can check Kofu weather in November.
In August, the weather is warm and humid, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F) and an average of 23°C (73°F). This month also sees significant rainfall, with 150 mm (5.9 in) of precipitation over 18 days, contributing to a high humidity level of 90%.
Conversely, December experiences much cooler temperatures, with a minimum of -8°C (17°F) and a maximum of 17°C (63°F), averaging just 1°C (35°F). The precipitation is significantly lower, at 54 mm (2.1 in) over 7 days, and the humidity drops to 78%. For a closer look at December weather specifics, you can visit Kofu weather in December.
As summer peaks in August, Kofu’s weather showcases a vibrant tapestry of heat and humidity that sets it apart from the rest of the year. With average temperatures reaching a warm 23°C (73°F), residents and visitors alike experience the sweltering highs and sultry nights, all accentuated by a notable 90% humidity. The month is often characterized by frequent rainfall, contributing to a total of 150 mm (5.9 in) over 18 days, making it the wettest month compared to the drier months of spring and early summer. This combination of warmth and moisture creates a lush landscape, ideal for exploring the region's natural beauty. For a deeper understanding of how Kofu’s weather varies throughout the year, visit Kofu Climate.