Last updated: August 21, 2025
October in Rishiri Town, Japan features a mild maritime climate, with maximum temperatures reaching a comfortable 19°C (67°F) and an average of 13°C (56°F). As cooler air settles in, nighttime temperatures can drop to 5°C (42°F). This month is marked by considerable rainfall, accumulating 136 mm (5.4 in) over 16 days, contributing to a humidity level of 79%. Outdoor enthusiasts should prepare for a mix of crisp, invigorating days and occasional showers, making it an ideal time to enjoy the town’s stunning autumn scenery.
As October arrives in Rishiri Town, Japan, temperatures take a welcoming turn, marking the transition into a crisp autumn. With minimum temperatures hovering around 5°C (42°F) and an average of 13°C (56°F), the days grow pleasantly cooler, contrasting with the warm embrace of summer. The maximums reach up to 19°C (67°F), allowing for balmy afternoons before the chill of winter sets in. This month signals a delightful shift, where vibrant fall foliage adds to the charm of the landscape, making it an ideal time for outdoor activities while enjoying the milder weather.
In October, Rishiri Town experiences a notable shift in precipitation, with 136 mm (5.4 in) of rain, setting the stage for the wettest months ahead. This spike follows a relatively dry September, contributing to a total of 16 precipitation days, which is a substantial increase from the average of 10 days earlier in the fall. As the town transitions deeper into autumn, the increasing rainfall signals the onset of the heavy, chilly months that follow, as indicated by November's record of 172 mm (6.8 in). This pattern underscores Rishiri's propensity for significant precipitation as winter approaches, emphasizing the importance of preparation for residents and visitors alike.
In October, Rishiri Town experiences a notable shift in humidity, dropping to 79% from the summer highs of 93% in July and 94% in August. This transition marks the beginning of drier autumn conditions after a series of months characterized by high moisture levels, peaking during the summer. Following October, humidity continues to decrease, settling at 77% in November, suggesting a trend towards more comfortable and crisp air as winter approaches. The October humidity, while still relatively high compared to other regions, provides a welcome respite after the sweltering months, inviting residents and visitors alike to enjoy the stunning fall scenery.
As the seasons shift in Rishiri Town, Japan, the October UV Index reflects a notable transition, measuring 5 and categorized as moderate. This signals a decrease from the very high levels seen during the summer months of June through August, where the index peaked at 9, necessitating only 15 minutes of exposure before risking sunburn. In contrast, October allows for a more comfortable 30 minutes in the sun, though caution is still advised. This trend indicates that while the crisp autumn air sets in, sunlight can still be deceptively strong, especially following the intense summer. As the year progresses into November, we'll see another decline in UV levels, emphasizing the importance of adapting our sun safety practices throughout the seasons. For more details, check out the full report on the Rishiri Town UV Index.
UV Risk Categories
In October, Rishiri Town, Japan, experiences a delightful balance of 245 hours of sunshine, marking a charming transition from the vibrant summer months. As the year progresses, sunlight gradually dips from the high of 325 hours in July, settling into a more tranquil rhythm. Following the lush blossoms of spring, which provide a gentle boost towards the 305 hours in May, October offers a mild respite compared to the sunnier peak of summer. Despite the decrease, the autumn sun bathes the landscape in golden hues, creating a picturesque backdrop that invites both locals and visitors to revel in the crisp air and stunning fall foliage. The gradual reduction in daylight leading into the colder months of November and December highlights the enchanting seasonal shifts that define Rishiri's unique charm throughout the year.
As October arrives in Rishiri Town, Japan, the likelihood of sunny weather holds a promising 40%, creating a delightful transition into autumn. This percentage reflects a trend from the summer months, where sunshine peaks at 46% in both June and September, creating a consistent stretch of brighter days leading into fall. While October does see a slight dip from these summer highs, it still outperforms the earlier months of the year, such as January and February, which languish below 15%. As the crisp air settles in, this moderate chance of sun makes October an appealing time to visit, blending vibrant autumn foliage with enjoyable weather.
In Rishiri Town, Japan, October marks a notable transition in daylight hours as the lushness of summer gives way to the crispness of autumn. With 10 hours of daylight this month, the sun begins to set earlier, creating a cozy atmosphere that invites reflection and appreciation of nature's changing palette. This slight dip in daylight follows the peak summer months of June and July, which bask in the longest days of the year with 15 hours each. As the seasons shift from the vibrant 14 hours of May and the lush days of summer to the shorter autumnal hours, residents and visitors alike can embrace the tranquil beauty of October's shorter days, leading into the serene stillness of winter ahead.
As October sweeps into Rishiri Town, the winds pick up, reaching an average speed of 7.6 m/s (17 mph)—a refreshing gust that signals the transition from the summer calm. This month's winds mirror the briskness of early spring, reminding residents of the high speeds seen earlier in the year in January and February, both at 8.9 m/s (20 mph). However, as autumn deepens, the winds gradually lose their summer lightness, with speeds dipping to a summer low of 4.7 m/s (10 mph) in July, only to rise again into October's cool embrace. The shift signifies not just a change in wind speed but also the impending chill of winter, as November raises the bar again to 8.8 m/s (20 mph). With each gust, October encapsulates the beauty of nature's rhythm, blending mildness with a hint of winter's approach.
Weather in Rishiri Town varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Rishiri Town, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present starkly contrasting weather conditions. In October, temperatures range from a minimum of 5°C (42°F) to a maximum of 19°C (67°F), with an average of 13°C (56°F). This month experiences significant rainfall, totaling 136 mm (5.4 in) over 16 days, while humidity hovers around 79%. In contrast, January sees much colder weather, with temperatures dropping to a minimum of -12°C (10°F) and an average of -3°C (27°F), peaking at just 5°C (40°F). Rainfall is slightly less in January, with 108 mm (4.3 in) over a greater number of days, 21. The humidity increases to 87%, which can amplify the chill in the air. For more detailed insights, check out Rishiri Town weather in January.
October and February present stark contrasts in weather conditions. In October, temperatures range from a minimum of 5°C (42°F) to a maximum of 19°C (67°F), with an average of 13°C (56°F). The month also experiences significant precipitation, with about 136 mm (5.4 in) spread over 16 days and a humidity level of 79%. In contrast, February is much colder, with temperatures plummeting to a minimum of -14°C (7°F) and only reaching a high of 5°C (41°F), averaging at -3°C (27°F). Precipitation in February is lower at 103 mm (4.1 in) but occurs over more days, totaling 21, and humidity is slightly higher at 84%. For more detailed weather information, you can check Rishiri Town weather in February.
October and March showcase contrasting weather conditions. October generally feels milder, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 19°C (67°F), while March tends to be much colder, with temperatures dipping as low as -7°C (20°F) and peaking at 8°C (46°F). Additionally, October experiences more substantial rainfall, with 136 mm (5.4 in) over 16 days compared to March's 75 mm (2.9 in) across 14 days. Humidity levels are relatively high in both months, with October at 79% and March slightly higher at 83%. For a closer look at weather specifics, check out Rishiri Town weather in March.
When comparing the weather in October and April, October tends to be milder and wetter. With an average temperature of 13°C (56°F) and a maximum of 19°C (67°F), it offers a more comfortable climate than April, which sees an average of just 5°C (41°F) and a maximum of 11°C (52°F). Additionally, October experiences significantly higher precipitation, recording 136 mm (5.4 in) over 16 days, whereas April has only 50 mm (2.0 in) of rain across 9 days. Although April has slightly higher humidity at 84%, October's humidity is also notable at 79%. For those interested in more details about the conditions in April, Rishiri Town weather in April provides additional insights.
When comparing the weather in October and May, October tends to be milder with average temperatures ranging from 5°C (42°F) to 19°C (67°F), while May has cooler conditions, with temperatures between 2°C (36°F) and 17°C (62°F). In terms of precipitation, October is notably wetter, receiving 136 mm (5.4 in) of rainfall over 16 days, compared to May's 78 mm (3.1 in) across 11 days. Additionally, October's humidity sits at 79%, slightly lower than May's 88%, making May feel a bit more humid and cooler. For more details on the weather in May, visit Rishiri Town weather in May.
October and June exhibit notable differences in weather patterns. October features a slightly wider temperature range with minimums around 5°C (42°F) and maximums reaching 19°C (67°F), compared to June, which sees temperatures from 6°C (43°F) to a maximum of 17°C (63°F). While both months experience similar average temperatures around 13°C (55°F), October is markedly wetter, with 136 mm (5.4 in) of rainfall over 16 days, compared to June's 88 mm (3.5 in) over just 10 days. Additionally, October's humidity sits at 79%, slightly lower than June's 88%. For a closer look at June's weather specifics, you can visit Rishiri Town weather in June.
In comparing the weather between October and July, it is clear that October experiences cooler temperatures, with a minimum of 5°C (42°F), an average of 13°C (56°F), and a maximum of 19°C (67°F). In contrast, July is much warmer, showcasing a minimum of 10°C (51°F), an average of 18°C (64°F), and a maximum of 26°C (78°F). Precipitation levels are also notable, with October receiving 136 mm (5.4 in) over 16 days, while July sees less rain at 104 mm (4.1 in) across 8 days. Additionally, humidity is higher in July at 93% compared to 79% in October. For more information on July weather, you can visit Rishiri Town weather in July.
In comparing October and August weather, October presents a noticeable drop in temperature, with a minimum of 5°C (42°F) and an average of 13°C (56°F), whereas August boasts a warmer minimum of 15°C (60°F) and an average of 20°C (68°F). Additionally, while both months experience significant precipitation, August sees slightly less at 148 mm (5.8 in) over 13 days compared to October's 136 mm (5.4 in) over 16 days. Humidity is also higher in August at 94%, compared to October's 79%, indicating a more comfortable atmosphere as summer transitions into fall. For a detailed look at the weather during August, you can visit Rishiri Town weather in August.
October weather is notably cooler than September, with minimum temperatures dropping from 12°C (53°F) in September to 5°C (42°F) in October. The average temperature also falls, from 18°C (65°F) in September to 13°C (56°F) in October, and the maximum temperature decreases from 25°C (77°F) in September to just 19°C (67°F) in October. Additionally, October experiences more precipitation, with 136 mm (5.4 in) over 16 days compared to September's 92 mm (3.6 in) over 10 days. While September is slightly more humid at 86%, October's humidity remains relatively high at 79%. For more detailed information, you can check Rishiri Town weather in September.
October and November showcase notable changes in weather patterns. October typically enjoys milder temperatures, with average highs around 19°C (67°F), while November experiences a drop, with averages around 6°C (42°F) and even some days plunging to a minimum of -5°C (22°F). Precipitation also increases in November, with 172 mm (6.8 in) spread over 22 days compared to October’s 136 mm (5.4 in) over 16 days, indicating a wetter month ahead. Additionally, humidity levels remain relatively high in both months, with October at 79% and November slightly lower at 77%. For more specific insights into November weather, you can visit Rishiri Town weather in November.
In comparing the weather between October and December, a noticeable shift occurs as temperatures drop significantly. October boasts milder conditions with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 19°C (67°F), while December sees average temperatures plummet, with lows reaching -9°C (16°F) and highs peaking at 12°C (55°F). Additionally, December experiences more precipitation, totaling 167 mm (6.6 in) over 27 days, compared to October's 136 mm (5.4 in) across 16 days. The humidity increases slightly from 79% in October to 83% in December, emphasizing the chilly and damp atmosphere typical of midwinter. For more detailed information, you can check out the Rishiri Town weather in December.
As October envelops Rishiri Town, the weather transitions into a more inviting yet moody atmosphere, making it distinct from the preceding summer months. With average temperatures hovering around a comfortable 13°C, the brisk air invites layers, while the notable increase in rainfall, with 16 days of precipitation, brings the lush scenery to life. Humidity levels rise, creating a unique blend of crispness and moisture that enhances the vibrant autumn foliage. For those looking to explore seasonal shifts, October presents a compelling mix of cozy days and tempestuous weather, reminding us of the beauty inherent in change. For more insights, check out Rishiri Town Climate.