Last updated: August 21, 2025
In October, Yamanashi, Japan experiences a picturesque transition into autumn, with temperatures varying from a pleasant maximum of 27°C (80°F) to a crisp minimum of 2°C (35°F). The average temperature hovers around 13°C (55°F), making it an enticing time for outdoor activities. This month also brings significant rainfall, with 324 mm (12.8 in) spread across 19 days, contributing to the region's lush landscapes. Humidity levels are relatively high at 83%, creating a refreshing atmosphere that enhances the beauty of autumn foliage. Whether delving into local festivals or exploring nature, October in Yamanashi offers a vibrant and engaging experience.
In Yamanashi, Japan, October marks a transition into cooler autumn temperatures, with daily highs averaging around 27°C (80°F) and refreshing morning lows of 2°C (35°F). As the month progresses, the landscape transforms with vibrant autumn foliage, creating a picturesque backdrop for outdoor activities. The average temperature of 13°C (55°F) offers a comfortable climate for exploring the region, perfectly complementing the shift from the warmer summer months, where temperatures reached into the low 30s. Notably, October's temperatures reflect a significant drop from the previous month, highlighting the seasonal shift that prepares the region for the chill of winter. Overall, this month is an ideal time to experience the beauty of Yamanashi's natural scenery while enjoying the crisp, invigorating air of early autumn.
In October, Yamanashi experiences a remarkable surge in precipitation, with an impressive total of 324 mm (12.8 in), making it one of the wettest months of the year. This significant rainfall occurs over 19 days, suggesting that autumn is well underway and contributing to the region's lush landscapes. Following the pattern of increasing moisture starting from the summer months, October's downpours outpace those of September and previous months, highlighting a trend of heightened rainfall as the season transitions. The consistent rise from the drier winter months to the vibrant, rain-soaked autumn illustrates Yamanashi's dynamic climate, ultimately nurturing the area's rich natural beauty and supporting its diverse ecosystems.
October in Yamanashi, Japan, is characterized by a notable decrease in humidity compared to the peak summer months, yet it still holds a fairly high level at 83%. As the year transitions from the sweltering heat of July and August, which see humidity levels soaring to 93% and 90% respectively, October's climate reflects a shift towards more comfortable conditions. This slight decline follows the trend of the cooler months, where humidity steadily drops from earlier highs. The autumn season brings relief from the oppressive dampness, yet the lingering humidity underscores the region's lush, vibrant landscape. As the year winds down, Yamanashi's humidity maintains a balance, making October a delightful month to experience the blend of warmth and refreshing air.
As autumn settles in Yamanashi, Japan, the October UV Index reflects a shift in sun exposure, registering a moderate to high level of 7. This marks a decline from the summer's extreme UV levels, which soared to 12 in July, emphasizing the importance of sun protection as the days become shorter yet still bright. With a burn time of 25 minutes, it’s a perfect reminder that while the sun is less intense than in the peak summer, precautions should still be taken. Following this pattern, the UV Index will continue to decrease into November, when it will drop further to a moderate level of 5. For more insights on UV levels throughout the year, explore the data at Yamanashi UV Index.
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In Yamanashi, Japan, October brings a gentle transition from the vibrant summer months to the cooler embrace of autumn, with an average of 203 hours of sunshine. This marks a notable dip from the sun-kissed highs of May and August, which boast the most sunlight at 283 and 275 hours, respectively. As the seasons shift, October's golden rays still offer a refreshing brightness, lying comfortably between the sun-drenched summer and the more subdued late fall, where November sees a slight uptick to 228 hours. The idyllic sunshine in October fosters a serene atmosphere, perfect for enjoying the stunning fall foliage and the breathtaking views of Mt. Fuji—a reminder that even as daylight dwindles, the beauty of Yamanashi remains unwavering.
In Yamanashi, Japan, the likelihood of sunny weather experiences a notable shift as the months progress. October presents a 41% chance of sun, which is a moderate increase compared to the dismal summer months of June, July, and August, where the chances plummet to as low as 15-23%. This transition marks a return to clearer skies after a wet season and hints at the vibrant autumn foliage to come. As the year winds down, the sun begins to peek out more often, especially as we move into November with a 53% chance of sunshine. Thus, while October may not be the sunniest month, it certainly offers a pleasant respite, inviting locals and tourists alike to embrace the beauty of autumn in Yamanashi.
In Yamanashi, Japan, the daylight duration exhibits a beautiful rhythm that dances with the seasons. As the year begins, January and February offer a consistent 10 hours of daylight, gradually giving way to the spring months when hours increase—March brightens to 11 hours, leading into April's 13 hours and May's peak of 14 hours. This lush period of light continues into June and July, where daylight maintains its bountiful 14 hours, perfect for outdoor explorations. However, as summer wanes, a gentle decline begins; August sees a slight decrease to 13 hours, followed by September's 12 hours. By October, daylight slips further to 11 hours, signaling the onset of shorter days as winter approaches, with November and December bringing a return to 10 hours and just 9 hours of precious daylight. This gradual ebb and flow not only marks the passage of time but also reflects the enchanting transformation of nature throughout the year.
As October arrives in Yamanashi, Japan, the breezes begin to pick up ever so slightly, with average wind speeds reaching 1.5 m/s (3 mph). This subtle shift reflects a trend of generally lower winds during the summer months, which hover around 1.2 to 1.5 m/s (3 mph), transitioning into a gradual increase as autumn sets in. Notably, the October winds evoke a refreshing crispness, hinting at the seasonal change and the vibrant hues of fall. This month often sees winds that are consistent with the calm patterns of earlier autumn, yet still carry the promise of the gustier days ahead as we move towards November. Overall, October's gentle breezes in Yamanashi create an inviting atmosphere, perfect for enjoying the stunning natural landscapes during a beautiful Japanese autumn.
Weather in Yamanashi varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Yamanashi, focusing on differences in temperature, rainfall, humidity, and UV levels.
In October, the weather is significantly warmer, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 27°C (80°F) and an average of 13°C (55°F). This month also sees high levels of precipitation, with 324 mm (12.8 in) falling over 19 days, and a humidity level of 83% adds to the overall dampness. In contrast, January brings much colder conditions, featuring temperatures that dip as low as -17°C (2°F) and an average of -1°C (31°F). The maximum temperature reaches only 11°C (52°F), while precipitation is notably lower at 48 mm (1.9 in) over just 6 days, with humidity at 76%. For more details on January weather, you can visit Yamanashi weather in January.
October and February present stark contrasts in weather conditions. October showcases a broader temperature range, with a minimum of 2°C (35°F) and a pleasant average of 13°C (55°F), peaking at 27°C (80°F). However, this month also sees considerable rainfall, with 324 mm (12.8 in) of precipitation across 19 days and high humidity at 83%. In contrast, February experiences much colder temperatures, dipping to a minimum of -12°C (11°F) and maintaining an average of 0°C (33°F), with a maximum of 17°C (63°F). Precipitation is significantly lower in February, at 58 mm (2.3 in) over just 9 days, accompanied by reduced humidity at 74%. For more details, you can check out Yamanashi weather in February.
Comparing the weather in October and March, we observe notable differences in temperature and precipitation. October tends to be milder, with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 27°C (80°F), while March has cooler temperatures, with lows of -7°C (21°F) and highs of 21°C (70°F). Additionally, October is significantly wetter, averaging 324 mm (12.8 in) of precipitation over 19 days, compared to March’s 144 mm (5.7 in) over 13 days. Humidity levels are also higher in October at 83%, whereas March has a lower average humidity of 70%. For more detailed insights into March weather, you can visit Yamanashi weather in March.
When comparing October and April weather, October tends to be milder with average temperatures ranging from 2°C (35°F) to 27°C (80°F), while April features cooler conditions, with temperatures varying from -4°C (25°F) to 25°C (78°F). Precipitation is significantly higher in October, totaling 324 mm (12.8 in) across 19 days, compared to April’s 138 mm (5.4 in) over 15 days. Additionally, October experiences a higher humidity level at 83%, whereas April's humidity is slightly lower at 74%. For a detailed look at April weather, you can refer to Yamanashi weather in April.
October and May exhibit a shift in weather patterns, with October showcasing a broader temperature range, from a chilly 2°C (35°F) to a warm 27°C (80°F), while May has slightly milder temperatures with a minimum of 0°C (33°F) and a peak of 28°C (82°F). In terms of precipitation, October is significantly wetter, receiving 324 mm (12.8 in) over 19 days, compared to May's 148 mm (5.8 in) over just 15 days. Despite both months having high humidity levels—83% in October and 81% in May—October’s prolonged rainfall contributes to a more overcast atmosphere, whereas May tends to offer clearer skies and comfortable conditions. For more detailed insights into May weather, visit Yamanashi weather in May.
October and June present contrasting weather conditions. In October, temperatures can range from a chilly 2°C (35°F) at night to a warm 27°C (80°F) during the day, with an average temperature of 13°C (55°F). The month is characterized by significant rainfall, totaling 324 mm (12.8 in) over 19 days, and a humidity level of 83%. In contrast, June boasts slightly milder temperatures, with a minimum of 7°C (44°F) and a maximum of 28°C (82°F), leading to a more comfortable average of 17°C (63°F). Rainfall is less intense in June, amounting to 179 mm (7.1 in) over the same number of days, although humidity is slightly higher at 88%. For a closer look at the specifics, you can refer to Yamanashi weather in June.
October and July present distinctly different weather patterns. In July, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 21°C (70°F), making it a warm summer month. In contrast, October experiences cooler temperatures, with a minimum of 2°C (35°F), an average of 13°C (55°F), and a maximum of 27°C (80°F). Both months see considerable precipitation, with July totaling 320 mm (12.6 in) over 24 days and October slightly higher at 324 mm (12.8 in) over 19 days. Additionally, humidity levels are higher in July at 93%, compared to 83% in October, contributing to a more muggy atmosphere during the summer. For more insights on July weather, check out Yamanashi weather in July.
October weather in Yamanashi presents a notable transition from the warmth of August. While August enjoys milder temperatures with a minimum of 12°C (55°F) and an average of 23°C (73°F), October's temperatures drop significantly, with a minimum of 2°C (35°F) and an average of 13°C (55°F). Additionally, October experiences increased precipitation, totaling 324 mm (12.8 in) over 19 rainy days, compared to August's 190 mm (7.5 in) over 23 days. Humidity remains high in both months, with October at 83% and August slightly higher at 90%. For more details, check out Yamanashi weather in August.
In comparing the weather of October to September, significant differences are evident. October features lower minimum temperatures, ranging from 2°C (35°F) compared to September's milder 9°C (49°F), leading to an overall cooler average temperature of 13°C (55°F) against September's warmer 18°C (65°F). Furthermore, October experiences a maximum temperature of 27°C (80°F), which is notably less than September's peak of 31°C (87°F). Precipitation also increases dramatically in October, with 324 mm (12.8 in) over 19 days, surpassing September's 208 mm (8.2 in) over 22 days. Humidity remains fairly high in both months, with October at 83% and September at 86%. For more details on September weather, visit Yamanashi weather in September.
October and November present contrasting weather patterns. In October, temperatures range from a mild minimum of 2°C (35°F) to a pleasant maximum of 27°C (80°F), with an average temperature of 13°C (55°F). The month is relatively wet, experiencing 324 mm (12.8 in) of precipitation over 19 days, accompanied by high humidity levels at 83%. In stark contrast, November sees cooler temperatures, with a minimum of -4°C (26°F) and a maximum of 19°C (66°F), leading to an average of 7°C (45°F). The precipitation declines significantly to 56 mm (2.2 in) spread over just 10 days, with humidity slightly decreasing to 80%. For a more detailed look at November's weather, you can check Yamanashi weather in November.
October and December present strikingly different weather patterns. In October, temperatures range from a cool 2°C (35°F) to a warm 27°C (80°F), averaging around 13°C (55°F), with significant precipitation of 324 mm (12.8 in) spread over 19 days, resulting in high humidity levels at 83%. In contrast, December experiences colder temperatures, with a minimum of -8°C (17°F) and a maximum of 18°C (65°F), averaging only 2°C (36°F). Rainfall is considerably lower in December at 52 mm (2.1 in) over 8 days, and the humidity slightly decreases to 78%. For more details on the specific weather conditions in December, check out Yamanashi weather in December.
October in Yamanashi marks a vibrant transition from the warmth of summer to the crispness of autumn. With temperatures ranging from mild to chilly, this month brings an average temperature that is noticeably cooler than the sweltering summer months, yet still pleasant enough for outdoor activities. The region experiences frequent rainfall, with quite a few wet days contributing to its lush and scenic landscapes. As humidity remains high, the air takes on a refreshing quality, enhancing the colorful foliage that characterizes this picturesque season. For a deeper dive into what to expect throughout the year, be sure to check Yamanashi Climate.