Last updated: August 21, 2025
September in Noboribetsu, Japan offers a captivating blend of late-summer warmth and early autumn charm. Expect maximum temperatures reaching up to 26°C (80°F), while the average settles at a comfortable 18°C (64°F), and nighttime lows dipping to a cool 8°C (47°F). Visitors should be prepared for frequent rain, as the area sees 142 mm (5.6 in) of precipitation over approximately 15 days, contributing to a lush and vibrant landscape. With humidity levels hovering around 88%, the air feels rich and refreshing, perfect for exploring the scenic beauty and unique geothermal features that Noboribetsu is famous for.
In September, Noboribetsu experiences a delightful transition into autumn, with temperatures ranging from a mild 8°C (47°F) at night to a comfortable 26°C (80°F) during the day. The average temperature hovers around 18°C (64°F), creating an inviting atmosphere for outdoor activities and sightseeing. As the summer heat begins to fade, the warmth of the early fall beckons visitors to explore the stunning landscapes and famous hot springs the region is known for. This month of moderate weather not only highlights the beauty of autumn foliage but also marks a significant shift from the warmer months of July and August, where temperatures peak at 27°C (82°F) and 28°C (82°F), respectively. As Noboribetsu gracefully steps into autumn, it offers a perfect blend of comfort and natural beauty, making it an ideal time to visit.
In September, Noboribetsu experiences a notable shift in precipitation, with an average of 142 mm (5.6 in) of rainfall over 15 days. This brings the post-summer wet season into full swing, marking September as one of the wetter months following the peak of August, which recorded 194 mm (7.6 in). As the transition into autumn begins, the rainfall starts to moderate slightly compared to the summer highs, but still maintains a substantial presence. This consistent precipitation contributes to the lush landscapes that Noboribetsu is known for, while the increased rainy days signal the change in season and the onset of cooler temperatures. Overall, September's weather reflects a blend of lingering summer humidity and the early signs of autumn's arrival.
As summer fades into fall, September in Noboribetsu, Japan, sees a notable shift in humidity levels. While August boasts a high average humidity of 95%, September experiences a drop to 88%, signaling a gradual transition towards drier air. This month retains a significant level of moisture, reflecting the lingering warmth of late summer, yet it marks the beginning of a more comfortable climate as the year progresses. Following September, the humidity continues to decline in October to 83% and further down to 79% in November, indicating a trend towards a dryer atmosphere in the autumn months. This seasonal shift not only enhances the outdoor experience but also provides a refreshing change from the peak humidity of summer.
As summer transitions to autumn, September in Noboribetsu, Japan, sees a notable shift in its UV Index, registering at 8—an indicator of very high exposure risk. With a burn time of just 15 minutes, it’s essential for residents and visitors to remain vigilant and protect their skin from harmful rays. This month follows a peak in intensity during July and August, both of which also reached a UV Index of 10. As temperatures cool, the UV Index gradually decreases, predicting a shift towards high exposure in October. This trend emphasizes the need for consistent sun protection throughout the year, especially in the sunnier months. For more detailed information on UV exposure levels throughout the year, check out Noboribetsu UV Index.
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As summer fades, September in Noboribetsu, Japan, greets visitors with a pleasant mix of sunshine and cooler temperatures. With 266 hours of sunlight, this month maintains a vibrant atmosphere, albeit slightly dimmer than its summer peak in July at 304 hours. The gradual decrease in daylight hours is a precursor to the crisp autumn that follows, yet September still offers more sunshine than the months preceding it, creating a perfect backdrop for exploring the area's stunning natural beauty. Visitors can revel in the warm hues of early fall while enjoying activities that showcase both the serenity and vitality of this picturesque locale.
As September rolls into Noboribetsu, Japan, the likelihood of sunny weather reflects a transitional phase in the season. At 33%, the chance of basking in the sun is a modest rise compared to the summer months, where July and August often bring only 30% and 26% sunny days, respectively. This slight uptick suggests that while the peak of summer sun is behind, there's a glimmer of hope for pleasant, clear skies. Interestingly, the sun makes a stronger return in October and November, with probabilities rising again to 42% and 44%. Thus, September serves as a bridge, hinting at the sunnier days ahead while still nestled in the remnants of a fading summer.
In September, Noboribetsu, Japan, enjoys a comforting 12 hours of daylight, marking a gentle transition as summer fades into autumn. This month sits at a sweet spot, slightly less than the 14 hours of daylight experienced in May and June, but distinctly more than the shrinking days that follow. As daylight slowly diminishes, you can sense the shift from vibrant summer energy towards the cozy embrace of fall. While this gradual reduction in sunlight occurs, the late warmth of September still invites outdoor activities, making it an ideal time for enjoying the picturesque landscapes of Noboribetsu before the shorter days of October and November set in. The month reflects a harmonious balance, offering ample time to experience the beauty of nature as it transitions into a new season.
As autumn begins to settle in Noboribetsu, September greets residents and visitors with a gentle caress of the wind, averaging 3.5 m/s (8 mph). This slightly cooler breeze follows a trend of decreasing wind speeds during the summer months, dipping from 3.8 m/s (8 mph) in August. Interestingly, while September's winds are softer than those of the previous months, they herald the transition to a more robust wind pattern as the year progresses. By the end of the year, wind speeds rebound, with November and December bringing back higher averages of 5.0 m/s (11 mph) and 5.1 m/s (11 mph), respectively. This seasonal fluctuation creates a captivating contrast, reminding us of nature's rhythmic cycles as we prepare for the brisk embrace of winter.
Weather in Noboribetsu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Noboribetsu, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January represent two distinctly different weather patterns. In September, temperatures generally range from a mild 8°C (47°F) at night to a warm 26°C (80°F) during the day, with an average of 18°C (64°F). The month is characterized by high humidity at 88% and considerable rainfall, totaling 142 mm (5.6 in) over approximately 15 days. In contrast, January experiences much colder conditions, with temperatures plunging to a minimum of -14°C (6°F) and averaging around -4°C (26°F). The maximum temperature reaches only 6°C (43°F), along with lower precipitation levels of 58 mm (2.3 in) over about 10 days and slightly lower humidity at 84%. This stark contrast in temperatures and weather patterns showcases the seasonal shift from the warmth of early autumn to the chill of mid-winter. For more detailed information, you can check Noboribetsu weather in January.
September weather features a mild climate with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 26°C (80°F), averaging around 18°C (64°F). However, it also experiences significant rainfall, with 142 mm (5.6 in) of precipitation over 15 days and a high humidity level of 88%. In contrast, February is quite cold, with temperatures dropping to a minimum of -14°C (7°F) and peaking at 6°C (43°F), resulting in an average temperature of -3°C (26°F). February sees less precipitation, totaling 53 mm (2.1 in) over 10 days, along with slightly lower humidity at 83%. For more detailed information about February weather in Noboribetsu, check out Noboribetsu weather in February.
In comparing the weather of September and March, there is a stark contrast in temperatures and conditions. September experiences milder temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 26°C (80°F), with an average of 18°C (64°F). It is relatively humid with a humidity level of 88% and receives 142 mm (5.6 in) of precipitation over about 15 days. In contrast, March is notably colder, featuring temperatures that dip as low as -9°C (16°F) and peaking at 11°C (52°F), with an average of only 1°C (34°F). The month sees less precipitation at 88 mm (3.5 in) spread over approximately 10 days and has a lower humidity level of 81%. For more detailed insights, you can check Noboribetsu weather in March.
In comparing the weather between September and April, September showcases a significantly warmer climate, with average temperatures reaching 18°C (64°F) compared to April's much cooler average of 5°C (42°F). Additionally, September experiences higher maximum temperatures, peaking at 26°C (80°F), while April's maximum only reaches 15°C (60°F). Precipitation is more pronounced in September, with 142 mm (5.6 in) over 15 days, compared to 96 mm (3.8 in) across 13 days in April. Humidity is also slightly higher in September at 88%, while April maintains a humidity level of 81%. For more specifics about April weather, you can explore Noboribetsu weather in April.
September and May present contrasting weather patterns. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 26°C (80°F), peaking with an average of 18°C (64°F). The month experiences considerable precipitation, with 142 mm (5.6 in) falling over 15 days, accompanied by a high humidity level of 88%. In stark contrast, May is cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), and an average temperature of just 10°C (51°F). This month sees less rain, recording 92 mm (3.6 in) over 10 rainy days and slightly lower humidity at 86%. For those interested in more details, check out Noboribetsu weather in May.
When comparing the weather in June and September, September tends to be warmer and slightly wetter. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 26°C (80°F), with an average temperature of 18°C (64°F). In contrast, June showcases cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 22°C (72°F), averaging around 14°C (58°F). Both months experience considerable precipitation, but September receives slightly more at 142 mm (5.6 in) over 15 days, compared to June's 131 mm (5.2 in) over 12 days. Additionally, humidity levels are quite similar, with September at 88% and June at 87%. For more detailed insights, you can check Noboribetsu weather in June.
The weather in September is characterized by a cooler average temperature of 18°C (64°F), with minimums dipping to 8°C (47°F) and maximums reaching 26°C (80°F). This month also experiences more rainfall, totaling 142 mm (5.6 in) spread over 15 days, and a humidity level of 88%. In contrast, July boasts a slightly warmer average temperature of 18°C (66°F), with minimum temperatures at 11°C (52°F) and maximums of 27°C (82°F). Although July sees less precipitation at 113 mm (4.4 in) across 14 days, it maintains a higher humidity level of 93%. For a detailed look at the weather specifics, you can visit Noboribetsu weather in July.
In comparing the weather between August and September, we find notable differences in temperature and precipitation patterns. August experiences warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 28°C (82°F), yielding an average of 20°C (68°F). In contrast, September cools down significantly, with minimum temperatures dropping to 8°C (47°F) and maximums reaching 26°C (80°F), resulting in an average of 18°C (64°F). While August has higher precipitation at 194 mm (7.6 in) across 15 days, September still sees considerable rainfall at 142 mm (5.6 in) over the same number of days. Humidity levels are slightly lower in September at 88%, compared to a more humid 95% in August. For more detailed insights about August weather, you can check Noboribetsu weather in August.
September and October both experience significant changes in weather, marking the transition from late summer to autumn. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 26°C (80°F), with an average of 18°C (64°F). The month is also characterized by higher humidity at 88% and considerable rainfall, totaling 142 mm (5.6 in) over 15 days.
Conversely, October sees a drop in temperatures, with a minimum of 3°C (37°F) and an average of 12°C (54°F), peaking at 23°C (73°F). Rainfall is slightly less, measuring 140 mm (5.5 in) over just 13 days, and humidity decreases to 83%. Overall, October presents cooler conditions and a hint of crispness in the air as it moves further away from summer. For more detailed insights, visit Noboribetsu weather in October.
September and November present quite contrasting weather conditions. In September, temperatures range from a mild 8°C (47°F) at night to a warm 26°C (80°F) during the day, with an average of 18°C (64°F). The month is characterized by high humidity at 88% and frequent rains, totaling 142 mm (5.6 in) over about 15 days. In stark contrast, November sees temperatures dropping significantly, with minimums falling to -6°C (21°F) and an average temperature of only 6°C (43°F). Though it’s cooler, November experiences slightly less rainfall at 107 mm (4.2 in) over 12 days, and humidity is lower at 79%. For more detailed insights into the weather in November, you can check Noboribetsu weather in November.
In September, temperatures in Noboribetsu typically range from a minimum of 8°C (47°F) to a maximum of 26°C (80°F), with an average of 18°C (64°F). The month is characterized by high humidity at 88% and substantial precipitation of 142 mm (5.6 in) over about 15 days. In contrast, December brings a distinct chill, with temperatures ranging from a minimum of -11°C (12°F) to a maximum of 12°C (54°F), averaging -1°C (30°F). Precipitation decreases to 64 mm (2.5 in) over 13 days, and humidity falls slightly to 80%. For more detailed information, check out Noboribetsu weather in December.
As September arrives in Noboribetsu, the weather begins to shift from the warmth of summer to a more temperate climate. This transitional month typically boasts a comfortable average temperature of 18°C, while maximums can still reach a pleasant 26°C. However, the increase in humidity and precipitation — with about half the days experiencing rain — signifies a move toward the cooler and wetter autumn months. The lush landscape, nourished by 142 mm of rainfall, becomes even more vibrant, making it a picturesque time to explore the city's natural beauty. For more in-depth information about weather trends throughout the year, visit Noboribetsu Climate.