Last updated: August 21, 2025
In October, the enchanting Minami-Alps region of Japan experiences a blend of autumnal beauty and variable weather. With temperatures ranging from a comfortable 27°C (82°F) at its peak to a cool 1°C (35°F) at night, visitors can enjoy pleasant daytime outings while preparing for chilly evenings. The month sees an average temperature of 14°C (57°F), making it ideal for outdoor activities. However, 345 mm (13.6 in) of precipitation over 19 days brings lush greenery and vibrant fall colors, accompanied by a high humidity level of 83% that enhances the crisp air. This dynamic climate invites exploration and appreciation of the region's stunning landscapes, making October a captivating time to experience the natural wonders of the Minami-Alps.
In October, the Minami-Alps of Japan experience a pleasant transition into autumn, marked by a minimum temperature of 1°C (35°F) and a mild average of 14°C (57°F). As the month progresses, daytime highs can reach a comfortable 27°C (82°F), creating a beautiful tapestry of colorful foliage against the crisp mountain air. This shift shows a marked warmth compared to the chill of winter's onset in previous months. The temperatures in October provide a perfect backdrop for outdoor activities, inviting visitors to soak in the vibrant scenery before the colder months take hold. Overall, October offers a delightful balance, showcasing the beauty of the changing seasons in the heart of the Japanese Alps.
In October, the Minami-Alps region experiences a significant increase in precipitation, with 345 mm (13.6 in) recorded over 19 days of rain. This month marks a notable peak in the annual cycle, reflecting a transition from the pink of autumn foliage to the more turbulent weather patterns of winter. Compared to September's 240 mm, October brings about a dramatic rise, suggesting a shift towards wetter conditions as colder air starts to dominate. The overall trend illustrates that the autumn months in Minami-Alps are characterized by increasingly heavy rainfall, setting the stage for the snowy months ahead.
In October, Minami-Alps experiences a notable humidity level of 83%, reflecting a transitional shift as the region moves from the humid summer months into the cooler fall season. After peaking in the balmy summer with July reaching an impressive 93% and August following closely at 90%, humidity begins to descend, yet remains relatively high. October's humidity, while lower than the summer highs, showcases a slight increase from the preceding month of September's 86%. This trend of lingering humidity characterizes the autumn months in Minami-Alps, providing a unique atmospheric richness that complements the stunning fall foliage.
In October, the UV Index in Minami-Alps, Japan, drops to a moderate level of 7, allowing for a burn time of 25 minutes with adequate protection. This decrease marks a significant relief from the intense heat experienced during the summer months, where the UV Index peaked at 12, categorized as extreme. As autumn sets in, UV exposure transitions to a high level, suggesting that while the risk is reduced compared to the summer, outdoor enthusiasts should remain vigilant. Following October, November continues in a similar vein with a UV Index of 6, maintaining the high exposure category. This trend highlights the natural ebb and flow of UV levels throughout the year, making it crucial to stay informed and protect your skin. For detailed information on UV trends, visit Minami-Alps UV Index.
UV Risk Categories
During October, Minami-Alps, Japan, embraces a transition into autumn with 216 hours of sunshine, a gentle decline from the sun-drenched days of summer. Following the peak of 291 hours in May and 284 hours in August, sunshine hours gradually decrease, mirroring nature's shift toward cooler temperatures and vibrant fall foliage. This pattern reflects a consistent trend in the region, where the sun shines more in the spring and summer, while the autumn months usher in shorter days. Despite this reduction, October still offers a pleasant amount of sunlight, ensuring that the beautiful landscapes are bathed in a warm glow, perfect for outdoor adventures amidst the stunning fall colors.
In Minami-Alps, Japan, the likelihood of sunny weather shows notable fluctuations throughout the year, with October displaying a 40% chance of sunshine. While this represents a slight upturn from the dreariness of summer months—where sunny days drop to as low as 16% in June—October's sunshine levels still trail behind the brighter months of January and February, which boast 55% and 61% chances, respectively. As autumn settles in, the transition to shorter days and cooler temperatures is apparent, yet October offers a refreshing contrast to the typically overcast skies of summer, suggesting that while sunny days may be fewer, the beauty of autumn foliage can still shine brightly against the crisp blue backdrop.
As the seasons shift in Minami-Alps, Japan, October brings a gentle decline in daylight, offering about 11 hours of sunlight. This transition marks the tail end of longer autumn days, peaking in May through July with up to 14 hours of daylight. Following this summer peak, daylight gradually wanes, dipping to 12 hours in September before settling into October's softer glow. November and December will soon bring even shorter days, with only 10 hours and 9 hours of light, respectively. The pattern reflects a rhythmic ebb and flow of sunlight, enriching the area's vibrant seasonal changes.
As autumn settles in the Minami-Alps, the October winds whisper a serene melody, with an average wind speed of 1.4 m/s (3 mph). This marks a subtle shift compared to the more breezy months earlier in the year. Indeed, from the freshness of spring through the summer haze, winds generally flowed more freely, averaging between 1.2 and 1.9 m/s. However, as the year wanes, there's a gentle lull—a comforting calm that envelops the region. The winds in October blend seamlessly into the cooler air, echoing the transition towards winter, while maintaining a consistent temperament with November that follows closely behind. This mild breeze tempts locals and visitors alike to embrace the beauty of the changing foliage, making October a truly enchanting time in the hills of Minami-Alps.
Weather in Minami-Alps varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Minami-Alps, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present stark contrasts in weather. In October, temperatures range from a chilly minimum of 1°C (35°F) to a warm maximum of 27°C (82°F), with an average of 14°C (57°F). The month is also characterized by significant rainfall, accumulating 345 mm (13.6 in) over 19 days, and a high humidity level of 83%. In contrast, January experiences much colder conditions, with temperatures dipping to a minimum of -14°C (8°F) and averaging around 0°C (32°F), while the maximum reaches only 12°C (54°F). Precipitation is considerably lower in January, totaling just 59 mm (2.3 in) over 6 days, and humidity is reduced to 76%. For more detailed insights about January weather conditions, you can refer to Minami-Alps weather in January.
In comparing October and February weather, October typically embraces a mild climate with a minimum temperature of 1°C (35°F) and an average of 14°C (57°F), peaking at a warm 27°C (82°F). This month sees considerable precipitation, averaging 345 mm (13.6 in) over 19 days, contributing to a relatively high humidity level of 83%. In contrast, February experiences much cooler temperatures, with a minimum of -12°C (11°F) and an average of just 1°C (34°F), while the maximum reaches a milder 17°C (63°F). Precipitation drops significantly to 76 mm (3.0 in) over only 9 days, accompanied by lower humidity at 74%. For more detailed information specific to February, you can visit this link: Minami-Alps weather in February.
The weather in October features milder temperatures, with an average of 14°C (57°F) and highs reaching up to 27°C (82°F), while March is noticeably cooler, starting at a minimum of -6°C (21°F) and averaging only 5°C (42°F). October experiences significantly higher precipitation, totaling 345 mm (13.6 in) over 19 days, compared to March's 182 mm (7.2 in) across 14 days. Additionally, October has a higher humidity level at 83%, making it feel quite damp, whereas March's humidity stands at a more comfortable 70%. For a closer look at March weather specifics, you can visit Minami-Alps weather in March.
In October, the weather features a wider temperature range, with minimums around 1°C (35°F) and maximums reaching 27°C (82°F), leading to an average of 14°C (57°F). This month is marked by significant rainfall, totaling 345 mm (13.6 in) across approximately 19 days, accompanied by high humidity at 83%. In contrast, April experiences cooler conditions, with minimum temperatures dipping to -5°C (24°F) and maximums averaging 24°C (76°F), resulting in a lower average temperature of 9°C (49°F). Precipitation is also less frequent in April, amounting to 177 mm (7.0 in) over about 15 days, while humidity is a bit lower at 74%. For a closer look at the April weather specifics, you can check out Minami-Alps weather in April.
October and May offer distinct weather experiences despite their similar maximum temperatures. In October, the temperature ranges from a minimum of 1°C (35°F) to a maximum of 27°C (82°F), with an average of 14°C (57°F). The month is characterized by higher precipitation, totaling 345 mm (13.6 in) over 19 days, and a humidity level of 83%. In contrast, May shows slightly cooler minimum temperatures and an average of 15°C (58°F), with maximum temperatures reaching 28°C (82°F). May experiences less rainfall, with 182 mm (7.1 in) over 14 days and a lower humidity of 81%. For more detailed information on the weather during May, you can visit Minami-Alps weather in May.
When comparing the weather in October and June, several notable differences emerge. October experiences cooler temperatures, with a minimum of 1°C (35°F) and an average of 14°C (57°F), while June is generally warmer, starting at a minimum of 6°C (43°F) and averaging 18°C (64°F). The maximum temperatures in October peak at 27°C (82°F), just a notch below June's 29°C (85°F). Precipitation levels are higher in October, with 345 mm (13.6 in) over 19 days compared to June's 218 mm (8.6 in) across 18 days. Additionally, humidity levels are slightly higher in June at 88% compared to October's 83%. For more information, you can visit Minami-Alps weather in June.
In comparing the weather of October and July, there are notable differences in temperature and precipitation. October experiences a wider range of temperatures, with minimums dropping to 1°C (35°F) and maximums reaching 27°C (82°F), averaging around 14°C (57°F). In contrast, July is significantly warmer, with minimum temperatures starting at 14°C (57°F) and maximums peaking at 32°C (91°F), resulting in a comfortable average of 22°C (71°F). Precipitation levels are also a factor, as October sees 345 mm (13.6 in) over 19 rainy days, while July has higher precipitation at 412 mm (16.2 in) across 24 days, accompanied by higher humidity at 93%. For more detailed information about July weather, you can check Minami-Alps weather in July.
When comparing the weather in October to that of August, notable differences emerge. October sees a significant drop in temperature, with average highs of 27°C (82°F) contrasting sharply with August's warmer peak of 33°C (92°F). Humidity remains relatively high in both months, but August experiences a higher average at 90% compared to October's 83%. Rainfall is also more substantial in October, with 345 mm (13.6 in) falling over 19 days, compared to 216 mm (8.5 in) across 21 days in August. For a closer look at August weather specifics, you can refer to Minami-Alps weather in August.
October weather presents a noticeable shift compared to September, with a significant drop in average temperatures. October's minimum temperature of 1°C (35°F) contrasts sharply with September's milder low of 9°C (49°F), and while the maximum temperature in October reaches 27°C (82°F), it is lower than September's peak of 31°C (89°F). Additionally, October sees an increase in precipitation, totaling 345 mm (13.6 in) over 19 days, compared to September's 240 mm (9.5 in) over 21 days. Humidity levels are slightly lower in October at 83% compared to September's 86%. For a more detailed comparison of conditions, check out Minami-Alps weather in September.
October typically features a warmer climate with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 27°C (82°F), creating a pleasant average of 14°C (57°F). The month is characterized by considerable rainfall, with around 345 mm (13.6 in) of precipitation spread over 19 days and humidity levels at 83%. In contrast, November brings a noticeable chill with temperatures dipping lower, recording a minimum of -4°C (25°F) and averaging around 8°C (46°F), peaking at 20°C (69°F). The precipitation decreases significantly to 78 mm (3.1 in) across just 11 days, and the humidity remains relatively stable at 80%. For more detailed information, you can visit Minami-Alps weather in November.
In October, the weather is notably milder, with average temperatures ranging from 1°C (35°F) to a maximum of 27°C (82°F), accompanied by high humidity at 83% and substantial rainfall of 345 mm (13.6 in) over 19 days. In contrast, December brings colder conditions, with temperatures dipping as low as -9°C (16°F) and averaging around 2°C (36°F). Precipitation also decreases significantly to 70 mm (2.8 in) across just 8 days, while humidity slightly lowers to 78%. For more detailed insights into December weather, you can check Minami-Alps weather in December.
As October unfolds in the Minami-Alps, the weather presents a captivating transition, differentiating itself from the milder summer months. With daytime temperatures reaching a pleasant 27°C but dipping to 1°C at night, this month invites cozy gatherings and stunning autumn views. The average temperature is notably cooler, settling around 14°C, ideal for outdoor adventures while keeping a light jacket handy. However, the increase in precipitation, with nearly 19 days of rainfall, adds a refreshing layer to the landscape, transforming the forests into a vibrant tapestry of colors. Humidity stays high at 83%, creating a moist and invigorating atmosphere perfect for experiencing the region's breathtaking fall foliage. Embrace this unique weather by exploring more about the region in our comprehensive guide: Minami-Alps Climate.