Last updated: August 21, 2025
In August, Minami-Alps, Japan experiences warm temperatures, with a maximum of 33°C (92°F) and an average of 23°C (74°F), while nights cool down to around 13°C (56°F). This summer month is notably humid, with a relative humidity of 90%, creating a lush atmosphere perfect for exploration. However, it’s also the wettest time of the year, seeing 216 mm (8.5 in) of rain over 21 days, so visitors should be prepared for frequent showers amid the vibrant greenery. Whether you're enjoying a hike or relaxing in nature, August in Minami-Alps offers a unique blend of warmth and lush landscapes.
In August, the Minami-Alps region in Japan experiences warm and pleasant temperatures, making it a delightful time for outdoor activities. With minimums averaging around 13°C (56°F) and maximums peaking at 33°C (92°F), the weather is ideal for enjoying nature's beauty. The average temperature of 23°C (74°F) signifies a peak in warmth compared to the preceding months, transitioning from the cooler summer patterns of July. As August closes the door on summer, it also sets the stage for a gradual cooling trend into autumn, evidenced by the drop in temperatures that follows in September. Overall, August in the Minami-Alps is characterized by its inviting warmth, perfect for hiking and soaking in the breathtaking landscapes.
In August, Minami-Alps, Japan, experiences a significant amount of rainfall, with 216 mm (8.5 in) accumulated over 21 days of precipitation. This marks a noticeable decrease from the torrential downpours of July, which recorded 412 mm (16.2 in) over 24 days. Interestingly, while the total precipitation dips, August still maintains a robust amount, indicative of the region's humid summer climate. This trend suggests a continuation of moisture in the air, providing vital resources for the lush landscapes that define the area. Furthermore, as summer transitions to the fall, the intermittent rain in August sets the stage for an even wetter September, hinting at the seasonal rhythm of the Minami-Alps region.
In August, the humidity in Minami-Alps, Japan, settles at a significant 90%, maintaining the region's trend of high moisture during the summer months. This is a slight drop from the peak of 93% recorded in July, but still prominently features the lush, humid atmosphere characteristic of this time of year. Throughout the summer, humidity levels rise dramatically from 74% in February to their mid-summer high, underscoring the climatic shifts that deliver warm, wet air to the area. As autumn approaches, we can anticipate a gradual decrease in humidity, as evidenced by the drop to 86% in September. Overall, Minami-Alps experiences a dynamic and moisture-rich summer, with August playing a pivotal role in this seasonal cycle.
In August, Minami-Alps, Japan, experiences its peak UV exposure, with an UV Index of 12, categorizing it within the extreme range. This trend of heightened UV levels is consistent throughout the summer months, as July and June also boast the same index, pushing the burn time down to just 10 minutes. This highlights the need for careful sun protection during these months. As summer wanes into September, there is a noticeable drop to a UV Index of 10, transitioning back to the very high category. With a clear progression from moderate levels in the winter to extreme intensities in summer, understanding these trends is essential for anyone planning outdoor activities. For more details, visit Minami-Alps UV Index.
UV Risk Categories
In August, the Minami-Alps region of Japan basks in a generous 284 hours of sunshine, making it one of the sunniest months of the year. This peak in sunlight follows a gradual increase from the 239 hours recorded in February, steadily climbing as the days grow longer with spring and summer's arrival. The sunshine hours reach their highest point in August after a series of vibrant months, particularly May and April, where the sun plays a vital role in nature's awakening. Notably, August's radiant days contrast sharply with the cooler, cloudier months of January and July, reinforcing the allure of this beautiful region during the summer. As the year progresses, the trend reveals a consistent ebb and flow, with sunshine waning again as autumn approaches, setting the stage for a picturesque transition into the next season.
August in Minami-Alps, Japan, shows a 22% chance of sunny weather, aligning with the trend of summer months displaying relatively low sunshine. As the peak of the hot season, August tends to grapple with high humidity and frequent rainfall, causing sunshine to wane compared to earlier months. Interestingly, this percentage remains consistent with both July and the preceding month of May, indicating that while summer is expected to be sunny, nature often has other plans. As the season transitions into September, the probability of clear skies slightly decreases to 20%, suggesting that while the sun might make an appearance, it's wise to come prepared for the occasional rainfall during this time.
In Minami-Alps, Japan, the daylight duration exhibits a charming progression throughout the year, reflecting the rhythm of the changing seasons. Starting with 10 hours of daylight in the depths of winter, the days gradually lengthen as spring approaches, reaching 14 hours by late spring and early summer. This peak persists through July, showcasing the region's delightful summer days. However, as August arrives, daylight begins to gently wane, dropping to 13 hours, hinting at the transition toward autumn. The gradual decrease continues into September, with daylight tapering down to 12 hours, before ultimately settling at 10 hours by November. This cycle of increasing and decreasing daylight not only marks the passage of time but also enriches the experience of nature's beauty in this stunning locale.
August in Minami-Alps, Japan, brings a gentle whisper of wind, with an average speed of 1.5 m/s (3 mph). This month sees a slight uptick from the quieter summer months of June and July, where the winds barely stirred at 1.3 m/s and 1.2 m/s, respectively. As the region transitions into autumn, the wind speeds remain relatively stable, with September and October mirroring August’s calmness at 1.4 m/s. The overall trend reflects a serene atmosphere throughout the warmer months, punctuated by a resurgence in wind as the year progresses into the vibrant colors of fall. Despite the summer stillness, the August breeze subtly invigorates the landscape, hinting at the seasonal changes ahead.
Weather in Minami-Alps varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Minami-Alps, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present starkly contrasting weather conditions. In August, temperatures soar with averages around 23°C (74°F) and highs reaching 33°C (92°F), accompanied by high humidity levels of 90% and considerable precipitation of 216 mm (8.5 in) over 21 days. In contrast, January brings a chilling experience with average temperatures plummeting to 0°C (32°F), and maximums only reaching 12°C (54°F). With minimum temperatures dipping as low as -14°C (8°F), January also sees significantly less precipitation, totaling only 59 mm (2.3 in) across just 6 days, and moderate humidity at 76%. For a closer look at what January weather entails, you can check out Minami-Alps weather in January.
August and February present a stark contrast in weather for the Minami-Alps region. In August, the temperatures range from a mild 13°C (56°F) at night to a sizzling 33°C (92°F) during the day, coupled with high humidity at 90%, making it feel quite humid. The month also sees considerable rainfall, with 216 mm (8.5 in) spread over 21 days. On the other hand, February is characterized by much colder temperatures, averaging only 1°C (34°F) with daytime highs reaching 17°C (63°F) and nighttime lows plunging to -12°C (11°F). Precipitation is significantly lower in February, totaling 76 mm (3.0 in) over just 9 days, and the humidity level is also more comfortable at 74%. For more details on February weather conditions, you can check Minami-Alps weather in February.
August and March in Minami-Alps reveal striking contrasts in weather conditions. August typically boasts warm temperatures, with an average of 23°C (74°F) and highs reaching up to 33°C (92°F), accompanied by high humidity at 90% and significant rainfall of 216 mm (8.5 in) over 21 days. In contrast, March experiences much cooler temperatures, averaging just 5°C (42°F) with a maximum of 21°C (70°F) and even dipping to a minimum of -6°C (21°F). Precipitation in March is relatively lower at 182 mm (7.2 in) but is spread over fewer days, totaling 14. For a deeper understanding of the March climate, you can explore details here: Minami-Alps weather in March.
August and April present distinctly contrasting weather patterns. In August, temperatures soar with a minimum of 13°C (56°F), averaging around 23°C (74°F), and peaking at a hot 33°C (92°F). This month is notably humid with levels reaching 90% and experiences significant precipitation, totaling 216 mm (8.5 in) over 21 days. In contrast, April features much cooler conditions, where temperatures dip to a minimum of -5°C (24°F), with an average of 9°C (49°F) and a maximum of 24°C (76°F). Although April sees less rainfall—177 mm (7.0 in) over 15 days—and lower humidity at 74%, it also marks the transition into warmer months. For more details on the specific climate of April, visit Minami-Alps weather in April.
August and May present contrasting weather patterns. In August, temperatures soar, with a range from a cool 13°C (56°F) at night to a hot 33°C (92°F) during the day, averaging around 23°C (74°F). In contrast, May experiences milder temperatures, with nighttime lows dipping to 0°C (33°F) and daytime highs reaching 28°C (82°F), culminating in an average of 15°C (58°F). Rainfall is more frequent in August, with precipitation occurring on 21 days and totaling 216 mm (8.5 in), compared to May's 14 days of rain and 182 mm (7.1 in). Additionally, humidity levels are higher in August at 90%, while May maintains a more comfortable 81%. For a more detailed look at May weather, you can check Minami-Alps weather in May.
When comparing the weather in June and August, it's clear that August is significantly warmer, with average temperatures reaching 23°C (74°F) compared to June's cooler average of 18°C (64°F). In August, temperatures can soar to a maximum of 33°C (92°F), while June peaks at 29°C (85°F). Both months experience substantial rainfall, with August receiving 216 mm (8.5 in) over 21 days and June slightly more at 218 mm (8.6 in) over 18 days. Humidity levels are also high in both months, but August is slightly more humid at 90% compared to June's 88%. For more detailed insights into June weather, you can check Minami-Alps weather in June.
In comparing the weather patterns of August and July, both months exhibit warm temperatures, but August tends to be slightly hotter. The average temperature in August reaches 23°C (74°F), with maximums peaking at 33°C (92°F), while July boasts an average of 22°C (71°F) and max temperatures of 32°C (91°F). Precipitation is notably different; August experiences 216 mm (8.5 in) over 21 days, while July is significantly wetter, receiving 412 mm (16.2 in) across 24 days. Humidity remains high in both months, with August at 90% and July slightly higher at 93%. For more details on July's weather, visit Minami-Alps weather in July.
When comparing the weather in August and September, August tends to be warmer with an average temperature of 23°C (74°F) and maximums reaching up to 33°C (92°F). In contrast, September cools down to an average of 19°C (66°F) and a maximum of 31°C (89°F). Both months experience significant rainfall, with August receiving 216 mm (8.5 in) and September slightly higher at 240 mm (9.5 in), although they share the same number of rainy days at 21. Humidity levels are also comparable, with August slightly higher at 90% compared to September’s 86%. For further details on September weather in this region, you can visit Minami-Alps weather in September.
August and October present significantly different weather patterns. In August, temperatures are notably warmer, ranging from a minimum of 13°C (56°F) to a maximum of 33°C (92°F), with an average of 23°C (74°F). The month experiences high humidity at 90% and substantial rainfall totaling 216 mm (8.5 in) over 21 days. In contrast, October sees cooler temperatures, with a minimum of 1°C (35°F), an average of 14°C (57°F), and a maximum of 27°C (82°F). The precipitation increases to 345 mm (13.6 in), occurring over 19 days, and humidity drops slightly to 83%. This shift marks a transition from the oppressive heat of summer to the crispness of autumn. For more details, visit Minami-Alps weather in October.
In August, the weather is warm and humid, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 33°C (92°F). This month experiences significant rainfall, totaling 216 mm (8.5 in) over 21 days, contributing to the high humidity of 90%. Conversely, November presents a stark contrast with much cooler temperatures, where the average ranges from a minimum of -4°C (25°F) to a maximum of 20°C (69°F). Precipitation decreases significantly to 78 mm (3.1 in) over just 11 days, while the humidity remains lower at 80%. For a closer look at how November feels in this region, check out Minami-Alps weather in November.
August and December present starkly contrasting weather conditions. In August, temperatures in Minami-Alps reach a comfortable average of 23°C (74°F), with highs soaring up to 33°C (92°F), making it a warm and humid month with a high humidity level of 90%. However, this warmth is accompanied by significant precipitation, totaling 216 mm (8.5 in) over 21 days. In contrast, December experiences much colder temperatures, averaging only 2°C (36°F) with maximums reaching 18°C (64°F) and minimums plummeting to -9°C (16°F). The month sees considerably less rainfall, with only 70 mm (2.8 in) over just 8 days, and a lower humidity of 78%. For a deeper look into December weather specifics, check out Minami-Alps weather in December.
In August, the Minami-Alps experiences a distinct shift in weather characterized by high temperatures and significant humidity, setting it apart from other months. With maximums peaking around 33°C (92°F) and an average of 23°C (74°F), the warmth invites outdoor adventure, yet the 90% humidity can make conditions feel more intense. This month also sees an increased likelihood of precipitation, with rain gracing the area on roughly 21 days, contributing to the lush landscapes typical of summer. As you plan your visit, consider how these elements influence both the scenery and your activities. For further details on the weather patterns throughout the year, check out Minami-Alps Climate.