Last updated: August 21, 2025
October in Shimabara, Japan offers a tapestry of weather experiences, featuring a maximum temperature that soars to 33°C (91°F) while the average hovers around a comfortable 21°C (69°F). The month presents a cool retreat with minimum temperatures dipping to 10°C (50°F). With 120 mm (4.7 in) of precipitation spread over 9 days, the lush landscape thrives, complemented by an average humidity level of 83% that adds to the region's vibrant autumn atmosphere. Whether seeking sunshine or the refreshing scent of rain, October is a month of delightful contrasts in Shimabara.
In October, Shimabara experiences a delightful transition from summer's swelter to the crispness of autumn. The temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), reflecting a noticeable dip compared to the preceding months, yet still embracing a warm average of 21°C (69°F). This change signals an invigorating reprieve from the heat, making it an ideal time for outdoor activities amid the colorful foliage. As the month progresses, residents and visitors alike can enjoy the lingering warmth while savoring the beauty of the changing seasons, a time when Shimabara truly showcases its enchanting charm.
In October, Shimabara experiences a moderate precipitation level of 120 mm (4.7 in), making it one of the drier months as the year transitions into autumn. With rainfall occurring over approximately 9 days, the weather is generally more subdued compared to the summer months, which see considerable downpours, especially July with its staggering 475 mm (18.7 in). This slight decrease in precipitation marks a shift from the heavy rains of late summer and early fall, creating a contrast to September’s 228 mm (9.0 in). As the landscape begins to embrace the autumn colors, the reduced rainfall in October allows for clearer days, offering a refreshing break from the intense moisture of preceding months while still maintaining a notable amount of rain typical for this region.
In October, humidity in Shimabara, Japan remains relatively high at 83%, aligning closely with the month prior, as it dips slightly from the summer peak. The transition into autumn marks a gradual decline in humidity, which has been on an upward trajectory since early spring, starting from 71% in March to a steamy 92% in July. This humid pattern, peaking over the summer months, showcases Shimabara's wet climate, which then begins to stabilize as the cooler months approach. As October unfolds, residents can enjoy the vibrant autumn foliage while benefiting from a more comfortable level of humidity compared to the sweltering summer heat.
In October, Shimabara, Japan, experiences a UV Index of 7, indicating a high exposure category. This marks a notable drop from the extreme levels seen during the summer months, when the UV Index peaked at 12 in both July and August. With a burn time of just 25 minutes, outdoor enthusiasts can enjoy the pleasant autumn weather while still being mindful of sun protection. As the season transitions, it’s a great opportunity to take advantage of the milder sun intensity without compromising skin safety. For more detailed information, visit Shimabara UV Index.
UV Risk Categories
As October unfolds in Shimabara, Japan, the city basks in an average of 258 hours of sunlight, marking a slight dip from the sun-drenched days of August, which boasts an impressive 300 hours. This decrease is part of a seasonal trend where the sun begins to wane, transitioning from the intense summer radiance to the cooler embrace of autumn. Yet, October still remains brighter than the months preceding it, outshining September’s 257 hours and hinting at a gradual fade toward the shorter days of winter ahead. While November steps in with 237 hours, October serves as a vivid reminder of the lingering warmth and brightness, encouraging residents and visitors alike to relish the spectacular fall foliage under a still generous sun.
In October, Shimabara, Japan, enjoys a notable shift towards sunnier days, boasting a 64% chance of sunshine. This increase is particularly striking when compared to the preceding summer months, where the likelihood of sun dipped as low as 20% in July and 21% in June. The trend highlights a marked transition from the cloudy, humid summer into a more temperate autumn. As September, with a 34% chance, gives way to October, locals and visitors alike can look forward to more vibrant, clear skies that enhance the picturesque beauty of the region during this time of year. With such a favorable forecast, October invites outdoor enthusiasts to revel in Shimabara's stunning landscapes under the sun.
In Shimabara, Japan, October marks a subtle transition as daylight gradually diminishes, offering around 11 hours of sunlight. This follows the peak summer months of June and July, which bask in an impressive 14 hours of daylight. As autumn sets in, the length of the day gently tapers off, aligning with the rhythm of the seasons. Interestingly, from May's 13 hours to September's 12 hours, daylight remains generous before this gradual retreat. With November and December both returning to 10 hours, October serves as a poignant reminder of nature's cycles, blending warmth with the crispness of approaching winter while inviting reflection on the balance of light and dark.
As October arrives in Shimabara, the gentle breeze begins to weave its way through the landscape, with average wind speeds settling at around 2.4 m/s (5 mph). This marks a slight dip from the previous month, continuing a gradual trend of diminishing winds observed since the summer months. Following the peak speeds in January and February, where the winds danced briskly at 3.0 m/s (7 mph), the gentle, consistent airflow of autumn feels almost refreshing. As the year progresses toward the cooler months, the subtle winds become a mere whisper in the vibrant tapestry of Shimabara's spectacular fall scenery, adding a serene touch to the local charm.
Weather in Shimabara varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Shimabara, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present a striking contrast in weather conditions. In October, temperatures typically range from a pleasant 10°C (50°F) at night to a warm 33°C (91°F) during the day, with an average of 21°C (69°F). The month also sees significant rainfall, totaling 120 mm (4.7 in) over approximately 9 days, accompanied by high humidity at 83%. In stark contrast, January brings a chillier climate with minimum temperatures dropping to -2°C (29°F) and an average of only 8°C (46°F). The maximum temperature reaches a mild 19°C (66°F), but precipitation is notably lighter at 53 mm (2.1 in) over 6 days, alongside lower humidity levels at 75%. For a closer look at January weather specifics, check out Shimabara weather in January.
October and February present stark contrasts in weather patterns. In October, temperatures range from a mild 10°C (50°F) to a warm 33°C (91°F), with an average of 21°C (69°F). The month experiences significant rainfall, totaling 120 mm (4.7 in) over about 9 days, and high humidity levels at 83%. In contrast, February offers much cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 22°C (71°F), averaging just 8°C (48°F). The precipitation is lower at 92 mm (3.6 in), also over 9 days, and humidity decreases to 71%. For a closer look at February weather specifics, visit Shimabara weather in February.
In October, the weather is generally warmer, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), while March features cooler conditions with temperatures spanning from a minimum of 3°C (37°F) to a maximum of 24°C (76°F). Additionally, October experiences higher humidity levels at 83%, compared to March's more comfortable 71%. Precipitation is slightly less in October, with an average of 120 mm (4.7 in) over 9 days, compared to March's 145 mm (5.7 in) over 11 days. For a closer look at March weather specifics, you can explore the details in Shimabara weather in March.
In comparing the weather between October and April, October generally boasts warmer temperatures, with average highs reaching 21°C (69°F) contrasted with April's 16°C (62°F). While October can peak at a balmy 33°C (91°F), April's maximum temperature is notably lower at 29°C (84°F). Precipitation levels are relatively similar, with October receiving 120 mm (4.7 in) over 9 days and April slightly higher at 135 mm (5.3 in) over 8 days. Humidity levels in October are also higher at 83%, compared to April's 78%. For a more detailed look at April's weather, you can visit Shimabara weather in April.
October and May share similar average temperatures, both falling around 21°C (69°F), with minimums at 10°C (50°F). However, October experiences slightly warmer maximum temperatures reaching up to 33°C (91°F), while May peaks at 30°C (86°F). Precipitation differs significantly between the two months, with October receiving 120 mm (4.7 in) over 9 rainy days, while May sees a higher total of 214 mm (8.4 in) spread across 12 days. Additionally, humidity levels are comparable, with October at 83% and May slightly higher at 84%. For more detailed information, check out Shimabara weather in May.
October and June present notable differences in weather characteristics. In October, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average of 21°C (69°F), while June showcases milder temperatures, with a minimum of 16°C (60°F), an average of 24°C (75°F), and a maximum of 32°C (90°F). Precipitation is significantly higher in June, totaling 262 mm (10.3 in) over 15 days compared to October's 120 mm (4.7 in) spread over 9 days. Both months experience high humidity, with October at 83% and June slightly higher at 86%. For more detailed information on June weather, you can visit Shimabara weather in June.
October and July exhibit markedly different weather patterns. In October, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average temperature of 21°C (69°F). The month sees 120 mm (4.7 in) of precipitation over 9 days, and humidity levels are relatively high at 83%. In contrast, July tends to be significantly warmer, with minimum temperatures around 20°C (68°F) and maximums reaching 37°C (99°F), averaging 27°C (82°F). This month is also considerably wetter, receiving 475 mm (18.7 in) of rainfall over 19 days, accompanied by slightly higher humidity at 92%. For a detailed look at July weather, check out Shimabara weather in July.
When comparing the weather in October to that of August, distinct differences emerge. October typically experiences milder temperatures, ranging from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average of 21°C (69°F). In contrast, August boasts a warmer climate, with temperatures soaring between 20°C (68°F) and 39°C (102°F), resulting in an average of 29°C (85°F). Precipitation is notably higher in August, with 303 mm (11.9 in) recorded over 14 days, compared to October's 120 mm (4.7 in) over just 9 days. Additionally, humidity levels are slightly higher in August at 91%, compared to October's 83%. For further details on August weather, check out Shimabara weather in August.
October weather presents a noticeable shift from September, with average temperatures dropping from 25°C (78°F) in September to 21°C (69°F) in October. The high temperatures in September reach a peak of 35°C (94°F), whereas October's maximum is more moderate at 33°C (91°F). Precipitation also decreases significantly, with October experiencing 120 mm (4.7 in) over 9 days compared to September's 228 mm (9.0 in) over 15 days. Humidity levels remain similar, with October at 83% and September slightly higher at 84%. For a detailed look at September conditions, you can check Shimabara weather in September.
October and November present a notable shift in weather conditions. In October, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average of 21°C (69°F). The month experiences significant rainfall, totaling 120 mm (4.7 in) over about 9 days, accompanied by high humidity at 83%. In contrast, November sees a drop in temperatures, with a minimum of 3°C (38°F) and a maximum of 25°C (78°F), averaging 15°C (59°F). Precipitation decreases to 80 mm (3.1 in) over 8 days, while humidity remains relatively stable at 81%. For more detailed information on the weather in November, visit Shimabara weather in November.
October and December present a stark contrast in weather. In October, temperatures can range from a mild 10°C (50°F) at night to a hot 33°C (91°F) during the day, with an average of 21°C (69°F). The month experiences relatively high humidity at 83% and receives significant rainfall, amounting to 120 mm (4.7 in) over about 9 days. In contrast, December brings cooler temperatures, with lows dropping to 0°C (33°F) and highs reaching a comfortable 24°C (76°F), averaging around 10°C (49°F). Precipitation in December is somewhat lower at 89 mm (3.5 in) over 7 days, and humidity is slightly less at 79%. For more details about the weather in December, you can check Shimabara weather in December.
As October unfolds in Shimabara, the weather presents a refreshing transition from the summer heat, with the maximum temperatures reaching a comfortable 33°C (91°F) while dropping to a pleasant 10°C (50°F) at night. This month marks a shift in both humidity, which hovers around 83%, and precipitation, with rain falling on about 9 days, resulting in a total of 120 mm (4.7 in). Compared to the sweltering summer months, October offers a much-needed reprieve, making it an ideal time for explorations and outdoor activities. For a deeper dive into Shimabara's varied climate throughout the year, check out Shimabara Climate.