Last updated: August 21, 2025
In September, Tsugaru, Japan, experiences a dynamic shift in weather characterized by a maximum temperature soaring to 34°C (94°F) and a comfortable average of 20°C (68°F). As the month progresses, temperatures can dip to a chilly minimum of 7°C (45°F), showcasing the region's variable climate. Despite the warmth, precipitation is notable, with 129 mm (5.1 in) of rainfall over 13 days, creating a humid atmosphere with an average humidity level of 89%. This combination of heat and moisture cultivates a lush environment, inviting both exploration and appreciation of Tsugaru's natural beauty.
In Tsugaru, Japan, September marks a shift towards milder temperatures, showcasing an inviting transition from the sweltering heat of summer. As the month begins, the minimum temperature settles at 7°C (45°F), while the average climbs to a comfortable 20°C (68°F), peaking at a warm 34°C (94°F). This blend of cool mornings and warm afternoons signifies the start of autumn, encouraging outdoor explorations amidst the changing foliage. Compared to the sweltering highs of August, September feels refreshingly moderate, embodying a perfect balance that invites both locals and visitors to bask in the beauty of the season.
In September, Tsugaru experiences a notable transition as precipitation averages around 129 mm (5.1 in), reflecting a significant dip from the torrential downpours of August, which saw 181 mm (7.1 in). With rainfall occurring over 13 days, this month tends to be moderately wet, marking a shift toward the cooler, wetter season. Following the often sultry summer, the rain in September begins to prepare the landscape for autumn's vibrant colors. The trend of declining precipitation from the peak of summer continues, yet September's rainfall remains substantial, maintaining the region's lush greenery while hinting at the impending shifts of October, which will again ramp up to 166 mm (6.6 in), welcoming the full embrace of autumn.
September in Tsugaru, Japan, marks a notable transition in humidity levels, with a significant drop to 89% from the peak summer humidity of 97% experienced in August. This decrease signals the gradual shift from the sultry heat of summer to the more temperate conditions of autumn. Throughout the year, Tsugaru experiences relatively high humidity, especially during the summer months, where levels soar above 90%. As the year progresses, the humidity gradually declines, reaching its yearly low of 77% in December and January. September’s 89% humidity not only reflects the lingering warmth of summer but also hints at the refreshing changes to come, making it a pivotal month in the region's climatic rhythm.
In September, Tsugaru, Japan, experiences a UV Index of 8, which falls into the very high exposure category, necessitating careful sun protection with a burn time of just 15 minutes. This month marks a slight decline from the peak summer months of July and August, where the UV Index reached an extreme 11. However, the levels remain elevated compared to the spring months, indicating that while the summer sun may be waning, it still poses significant risk. As autumn approaches, it's essential to stay vigilant about sun safety even as temperatures begin to cool. To know more about UV levels throughout the year, visit Tsugaru UV Index.
UV Risk Categories
As summer fades into autumn, September in Tsugaru, Japan, boasts an impressive 263 hours of sunshine. This month, while slightly less sunny than the peak of July at 318 hours, still shines brightly compared to the earlier winter months, like January, which only sees 152 hours. The gradual decline after the summer peak reflects a natural transition, with days becoming shorter and cooler, yet September retains a warmth that invites outdoor exploration. Following this vibrant month, the sunshine continues to taper off into October, signaling the calm embrace of fall. With its blend of lingering warmth and early autumn hues, September serves as a bridge between seasons, offering a perfect backdrop for enjoying the stunning landscapes of Tsugaru.
In September, Tsugaru, Japan, enjoys a 35% chance of sunny weather, marking a slight uptick from the summer's more subdued August days, which had just a 22% chance. This modest increase suggests that as the season transitions from summer to autumn, residents and visitors can anticipate more sunny days, aligning with the broader trend of increasing sun chances during the fall months. Interestingly, September's probability of sunshine is on par with the subsequent months of October and November, both at 36%. This indicates a relatively stable climate as summer fades, making September a favorable time for outdoor activities, particularly as the crisp air begins to set in.
As summer gracefully transitions into autumn, September in Tsugaru, Japan, witnesses a gentle decline in daylight hours, offering about 12 hours of sunlight. This marks a gradual shift from the peak brightness of June, which boasts an impressive 15 hours, and the warm embrace of 14 hours in July and May. As daylight dims, October further reduces the exposure to 11 hours, foreshadowing the shorter days of late fall and winter. This rhythmic ebb and flow of daylight not only enriches the natural beauty of the region but also invites residents and visitors to savor the changing seasons, encapsulated by the vibrant hues of early autumn that September uniquely brings.
As September unfolds in Tsugaru, Japan, the average wind speed drops to 2.3 m/s (5 mph), reflecting a gradual easing from the summer breezes. This light wind creates a serene atmosphere, ideal for enjoying the changing colors of fall. The month's gentle gusts are a continuation of the seasonal trend, where winds reach their peak during the winter and early spring, reaching 4.2 m/s (9 mph) in February. As the year progresses, the winds tend to soften, reaching a minimum in the warmer months of June and July, maintaining a tranquil pace that invites leisurely outdoor pursuits. With October's winds slightly increasing to 2.5 m/s (6 mph), the transition from summer to autumn is palpable, offering a refreshing embrace that hints at the cooler months ahead.
Weather in Tsugaru varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tsugaru, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in September contrasts sharply with that of January, showcasing the drastic seasonal shifts. In September, temperatures can soar from a pleasant 20°C (68°F) on average to a maximum of 34°C (94°F), with high humidity peaking at 89%. However, this month also sees significant rainfall, with 129 mm (5.1 in) recorded over 13 days. In stark contrast, January experiences frigid temperatures, where the average is -1°C (30°F) and can plummet as low as -14°C (7°F). While it remains relatively dry with 79 mm (3.1 in) of precipitation over 18 days, January's humidity levels drop to 79%. For more detailed information, you can refer to Tsugaru weather in January.
September and February present strikingly different weather patterns. In September, temperatures can vary significantly, with a minimum of 7°C (45°F) and a maximum reaching up to 34°C (94°F), resulting in a warm average of 20°C (68°F). The month is also quite humid, with humidity levels around 89% and 129 mm (5.1 in) of precipitation over 13 days. In contrast, February experiences much colder conditions, with a minimum temperature of -9°C (17°F) and a maximum of just 8°C (47°F), yielding a chilly average of -1°C (31°F). Although February sees slightly less precipitation, at 106 mm (4.2 in) spread over 21 days, the overall atmosphere is significantly drier, with humidity levels at 78%. For more details on February weather, check out Tsugaru weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 34°C (94°F), with an average temperature of 20°C (68°F). The month experiences significant rainfall, totaling 129 mm (5.1 in) across 13 days, combined with high humidity at 89%. In contrast, March is much cooler, with temperatures ranging from a chilling -10°C (14°F) to a milder maximum of 18°C (64°F) and an average of just 3°C (38°F). Although it has lower overall precipitation, with 103 mm (4.1 in) spread over 17 days, the humidity is notably lower at 77%. For more details on March weather, you can refer to Tsugaru weather in March.
September and April present contrasting weather patterns that highlight the changing seasons. In September, temperatures range from a mild 7°C (45°F) at night to a warm 34°C (94°F) during the day, with an average of 20°C (68°F). The month sees significant rainfall, with 129 mm (5.1 in) of precipitation over 13 days and high humidity at 89%. In contrast, April experiences cooler conditions, with nighttime lows dipping to -3°C (27°F) and daytime highs averaging around 24°C (75°F). Although precipitation is slightly lower at 113 mm (4.4 in) over 15 days, April enjoys less humidity at 78%, making it feel fresher. For a detailed look at April’s weather in specific regions, check out Tsugaru weather in April.
September weather typically features warmer temperatures compared to May, with a minimum of 7°C (45°F) and an average high of 20°C (68°F), peaking at 34°C (94°F). In contrast, May starts cooler, with a minimum of 3°C (38°F) and an average temperature of 14°C (58°F), reaching a maximum of 30°C (86°F). Both months experience similar levels of precipitation, averaging around 104 mm (4.1 in) in May and 129 mm (5.1 in) in September, each spread over approximately 13 days. Humidity is slightly higher in September at 89% compared to 86% in May, contributing to a muggy feel as summer transitions to autumn. For more details on May weather, you can check Tsugaru weather in May.
When comparing the weather of September and June, we notice some interesting similarities and differences. In September, the temperatures range from a minimum of 7°C (45°F) to a maximum of 34°C (94°F), with an average temperature of 20°C (68°F). In contrast, June sees slightly milder conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 31°C (87°F) and an average of 18°C (65°F). Both months receive approximately the same amount of rainfall, around 130 mm (5.1 in) over 13 days, and maintain high humidity levels, with September at 89% and June at 91%. For more detailed information about June weather, you can check Tsugaru weather in June.
In September, temperatures range from a cooler minimum of 7°C (45°F) to an average of 20°C (68°F), peaking at 34°C (94°F), while July offers warmer conditions with a minimum of 13°C (56°F) and an average temperature of 23°C (73°F), reaching a maximum of 33°C (92°F). Both months experience significant precipitation, with September receiving 129 mm (5.1 in) over 13 days and July slightly wetter at 135 mm (5.3 in) across 15 days. Humidity levels also remain high, peaking at 95% in July compared to 89% in September. For more detailed information, check out Tsugaru weather in July.
In comparing the weather between August and September, we see a notable shift in temperature and precipitation patterns. August tends to be warmer, with minimum temperatures around 15°C (58°F) and an average of 24°C (75°F), boasting a peak temperature of 35°C (96°F). The month also experiences higher humidity at 97% and greater precipitation, totaling 181 mm (7.1 in) over 16 days. In contrast, September sees cooler temperatures, with a minimum of 7°C (45°F) and a manageable average of 20°C (68°F). While there is still significant rainfall, measuring 129 mm (5.1 in) over 13 days, the humidity drops slightly to 89%. For more detailed insight into August's weather patterns, you can check Tsugaru weather in August.
September showcases a warm transition into autumn, with temperatures ranging from a mild 7°C (45°F) to a peak of 34°C (94°F). The month is relatively wet, experiencing 129 mm (5.1 in) of precipitation over 13 days, along with high humidity levels at 89%.
In contrast, October brings a noticeable drop in temperatures, where the minimum falls to 2°C (36°F) and the average temperature settles at 13°C (56°F), with a maximum of 27°C (80°F). The month is wetter, with precipitation measuring 166 mm (6.6 in) over 14 days, although humidity decreases to 81%.
For more details on the weather in Tsugaru during October, visit Tsugaru weather in October.
September typically showcases a much warmer climate, with average temperatures around 20°C (68°F) and highs reaching up to 34°C (94°F). In contrast, November experiences a significant drop, averaging 7°C (45°F) and peaking at just 20°C (69°F). While September is characterized by higher humidity at 89% and more precipitation, totaling 129 mm (5.1 in) over 13 days, November sees a decrease in both, with 106 mm (4.2 in) of rain over 17 days and lower humidity at 78%. For more details about November weather specifically in Tsugaru, check out Tsugaru weather in November.
In September, the weather is characterized by warm temperatures, with an average of 20°C (68°F) and highs reaching up to 34°C (94°F). This month experiences significant humidity at 89% and notable rainfall, totaling 129 mm (5.1 in) over about 13 days. In contrast, December brings much colder temperatures, with an average of just 1°C (33°F) and lows dropping to -8°C (17°F). While precipitation levels are similar, at 130 mm (5.1 in), December sees more rainy days, totaling around 25. Humidity drops to 77%, making the colder months feel drier compared to the late summer heat. For more detailed weather information, you can refer to Tsugaru weather in December.
As September unfolds in Tsugaru, it heralds the transition from summer’s warmth to the crisp onset of autumn. Temperatures can still reach a sweltering high, contrasting sharply with cooler nights that dip significantly, fostering a wide range between day and night. The month also marks an increase in precipitation, with several rainy days contributing to the lush landscapes. With humidity levels soaring, September offers a unique blend of warmth and moisture, making it distinctly different from the drier, more stable months prior. Explore more about this fascinating climate in Tsugaru at Tsugaru Climate.