Last updated: August 21, 2025
Experience the September weather in Gotenba, Japan, where temperatures exhibit a dynamic range, peaking at a maximum of 33°C (91°F) and averaging around 22°C (72°F), while dipping to a comfortable minimum of 13°C (56°F). With high humidity levels at 86%, the air is often thick and palpable. This month also sees significant precipitation, totaling 242 mm (9.5 in) over 21 days, making it a potentially wet experience for visitors. Whether you're enjoying the warmth or navigating the rain, September in Gotenba offers a unique blend of climate conditions that shapes the local scenery and activities.
In September, Gotenba transitions smoothly from the summer heat, with temperatures showcasing a comfortable range. The month typically starts with a minimum of 13°C (56°F), rising to an average of 22°C (72°F), and reaching a pleasant maximum of 33°C (91°F). This gradual cooling trend from the peak summer months indicates a shift towards autumn, where warm days can still be enjoyed. The pleasant climate makes September an appealing time for outdoor activities and sightseeing, as the lingering warmth of summer gives way to the crispness characteristic of the upcoming fall season.
In September, Gotenba experiences a significant surge in rainfall, with 242 mm (9.5 in) of precipitation recorded over 21 days. This marks a notable increase from August's 198 mm (7.8 in), reflecting the onset of autumn as the rainy season peaks. The persistent showers contribute to Gotenba's lush landscapes, providing a vivid backdrop of greenery. This trend of rising precipitation continues into October, where rainfall escalates even further to 360 mm (14.2 in). The gradual transition from summer's heavy rains to September's steady downpours creates a rhythm of moisture that characterizes the region, setting the stage for the cooler, drier months ahead.
As September unfolds in Gotenba, Japan, the humidity levels remain high, measuring around 86%. This period typically follows the peak humidity months of July and August, both notorious for their sweltering conditions and impressive humidity levels of 93% and 90%, respectively. The transition into fall sees a slight reduction, yet September still retains substantial moisture in the air, indicating a gradual shift from the intense summer heat to more temperate autumn conditions. In contrast to the 76% humidity recorded in January, September’s figures highlight a dominant trend of elevated humidity that characterizes the region from late spring through the summer months, tapering off as it approaches winter.
In September, Gotenba experiences a UV Index of 10, signaling a very high exposure risk with a burn time of just 15 minutes. This marks a slight decline from the intense peak seen in July and August, where the Index reached 12. However, September's level remains critical, encouraging residents and visitors alike to take precautionary measures, such as wearing sunscreen and protective clothing. As the seasons transition into autumn, Gotenba's UV conditions still necessitate awareness to protect against potential skin damage. To learn more about the fluctuations in UV levels throughout the year, check out Gotenba UV Index.
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As the summer fades, September in Gotenba, Japan, offers a delightful transition with an impressive 236 hours of sunshine. This month showcases a charming balance of warmth and light, making it a perfect time for outdoor activities. Following the sun-soaked glory of August, which recorded 285 hours, September's sunshine still invites adventure without the peak summer heat. The trend of gradually declining daylight is evident as the year progresses, with hours tapering off from the summer's exuberance, yet September stands out for its ample sun, paving the way for the more reserved light of autumn. This delightful mix ensures that the landscape remains vibrant, encouraging both locals and visitors to savor the lingering warmth before the shorter days of October set in.
As September rolls into Gotenba, Japan, the likelihood of sunny weather dips to 25%, continuing a trend of reduced sunshine after the summer months. This marks a notable decrease from higher percentages earlier in the year, particularly February, which boasts a satisfying 65% chance of sun. Following the warmth of July and August, which see 26% and 28% respectively, September ushers in a shift toward cloudier and more temperate conditions. As autumn approaches, the promise of sunny days diminishes compared to the year's earlier months, leading residents and visitors alike to brace for a more overcast climate as the season progresses.
As summer fades into autumn, September in Gotenba, Japan, welcomes a gentle decline in daylight, averaging 12 hours. This month marks a transition, where the longer days of summer gradually yield to the shorter ones of fall. Following the peak daylight of 14 hours in the summer months of May through August, September offers a more moderate light that still outshines the winter months. As October approaches with its 11 hours of daylight, nature begins to hint at the tranquil beauty of the impending seasonal change. This rhythmic ebb and flow of daylight not only shapes the daily life of Gotenba's residents but also paints a picturesque backdrop for the vibrant autumn scenery that lies ahead.
As September unfolds in Gotenba, Japan, the average wind speed settles at a gentle 1.8 m/s (4 mph), mirroring the calm breezes of the preceding summer months. This slight dip from August's 1.9 m/s captures the transition toward autumn, where winds remain mild but bring a subtle shift in the air. The trend throughout the year reveals a pattern of gentle gusts, with the highest speeds peaking in late winter and spring, particularly in February and May at 2.1 m/s (5 mph). As the seasons change, the winds become more subdued, creating an inviting atmosphere perfect for enjoying the scenic beauty of the region. Overall, September's winds offer a refreshing breath of coolness, heralding the onset of fall with a soft whisper.
Weather in Gotenba varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gotenba, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by warmer temperatures, with an average of 22°C (72°F) and highs reaching up to 33°C (91°F). This month experiences significant precipitation, totaling 242 mm (9.5 in) across 21 days, accompanied by high humidity levels at 86%. In contrast, January brings much colder conditions, with average temperatures dropping to 4°C (39°F), and maximums only reaching 17°C (63°F). Precipitation decreases to 69 mm (2.7 in) over just 8 days, and humidity levels are lower at 76%. For more detailed information about January weather, check out Gotenba weather in January.
In September, the weather is notably warmer, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 33°C (91°F), averaging around 22°C (72°F). The month is characterized by high humidity at 86% and substantial rainfall, totaling 242 mm (9.5 in) over 21 days. In contrast, February experiences much colder temperatures, peaking at 20°C (67°F) but often dropping to a low of -6°C (21°F) and averaging just 5°C (41°F). This winter month sees significantly less precipitation, with only 83 mm (3.3 in) over 11 days and lower humidity at 74%. For more detailed information, you can check Gotenba weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a mild 13°C (56°F) at night to a sweltering 33°C (91°F) during the day, with an average temperature of 22°C (72°F). The month experiences considerable rainfall, totaling 242 mm (9.5 in) over 21 days, alongside high humidity levels at 86%. In contrast, March offers much cooler conditions, with a minimum temperature of -6°C (22°F) and a maximum of 22°C (72°F), leading to a much lower average of 8°C (47°F). While March sees less precipitation at 202 mm (7.9 in) over just 15 days, its humidity is also lower at 70%. For more specific insights into March weather trends, you can check out Gotenba weather in March.
September and April exhibit quite distinct weather characteristics. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 33°C (91°F), offering a warm average of 22°C (72°F). However, this month is also marked by significant precipitation, totaling 242 mm (9.5 in) across 21 rainy days, along with high humidity at 86%. In contrast, April presents a cooler climate with temperatures ranging from a low of -1°C (31°F) to a comfortable high of 25°C (78°F), yielding an average of 12°C (55°F). The rain is less intense, with 173 mm (6.8 in) of precipitation over 14 days and lower humidity at 74%. For more detailed insights on April weather, you can check Gotenba weather in April.
September and May showcase distinct weather patterns, reflecting the transition from summer to autumn and spring to early summer, respectively. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 33°C (91°F), with an average of 22°C (72°F). This month also sees significant precipitation, with 242 mm (9.5 in) falling over 21 days, contributing to a notably high humidity level of 86%. In contrast, May experiences milder conditions, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 30°C (86°F), averaging around 17°C (63°F). Precipitation is lower at 180 mm (7.1 in) over 14 days, and humidity is slightly reduced at 81%. This comparison highlights the wetter and warmer nature of September compared to the cooler and drier climate of May. For more detailed insights on May weather in Gotenba, you can visit Gotenba weather in May.
In comparing the weather of September and June, both months exhibit mild temperatures, but September tends to be warmer overall. September has an average temperature of 22°C (72°F) with maximums reaching 33°C (91°F), while June averages slightly cooler at 20°C (69°F) and peaks at 30°C (86°F). Precipitation levels are fairly similar, with September receiving 242 mm (9.5 in) over 21 days, compared to June's 234 mm (9.2 in) over 18 days. Humidity is marginally higher in June at 88%, while September sees a slight decrease to 86%. For a detailed look at June weather, visit Gotenba weather in June.
In comparing the weather between September and July, we observe some notable differences. September typically has a milder temperature range, with minimums averaging 13°C (56°F) compared to July’s higher minimum of 17°C (62°F). The average temperature in September is 22°C (72°F), slightly lower than July's average of 24°C (76°F). Additionally, July experiences slightly higher maximum temperatures, reaching 34°C (93°F) versus September's peak of 33°C (91°F).
Precipitation levels also differ, with September receiving 242 mm (9.5 in) over 21 rainy days, while July is wetter with 321 mm (12.6 in) of rainfall across 20 days. Humidity is higher in July at 93%, compared to 86% in September. For more detailed insights into July weather, you can visit Gotenba weather in July.
In comparing the weather between August and September, it’s evident that September experiences cooler temperatures, with minimums dropping from 17°C (63°F) in August to 13°C (56°F). While August boasts a higher average temperature of 26°C (79°F) compared to September's 22°C (72°F), September does see a significant increase in precipitation, totaling 242 mm (9.5 in) over 21 days, compared to August's 198 mm (7.8 in) over 18 days. Additionally, humidity remains high in both months, peaking at 90% in August versus 86% in September. For more detailed insights, check out Gotenba weather in August.
In September, the weather features a warmer temperature range, with a minimum of 13°C (56°F) and an average of 22°C (72°F), peaking at a maximum of 33°C (91°F). However, this month also brings a significant amount of rainfall, with 242 mm (9.5 in) of precipitation over 21 days and high humidity of 86%.
In contrast, October experiences cooler temperatures, with a minimum of 7°C (45°F) and an average of 17°C (62°F), while the maximums reach up to 30°C (87°F). The month is wetter, accumulating 360 mm (14.2 in) of precipitation over 19 days, but humidity drops slightly to 83%. For more details on the specific weather conditions, you can read more here: Gotenba weather in October.
September weather is characterized by much warmer temperatures, with a minimum of 13°C (56°F) and a maximum of 33°C (91°F), while November experiences a significant drop, ranging from a chilly minimum of 1°C (34°F) to a maximum of 22°C (71°F). The average temperature in September stands at 22°C (72°F), compared to November's cooler average of 12°C (53°F). Additionally, September sees a higher level of precipitation, at 242 mm (9.5 in) over 21 days, indicating a more humid environment with an 86% humidity level. In contrast, November has only 102 mm (4.0 in) of rain over 13 days, with a slightly lower humidity of 80%. For more detailed information on November weather, you can check Gotenba weather in November.
The weather in September is characterized by significantly warmer temperatures, ranging from a minimum of 13°C (56°F) to a maximum of 33°C (91°F), with an average of 22°C (72°F). This month is also marked by high humidity levels of 86% and substantial rainfall totaling 242 mm (9.5 in) over 21 days. In contrast, December sees a considerable drop in temperatures, with a minimum of -3°C (27°F), an average of 6°C (44°F), and a maximum of 21°C (69°F). The precipitation decreases significantly to 79 mm (3.1 in) spread over just 11 days, and humidity decreases slightly to 78%. For more detailed information about the weather in Gotenba during this month, you can check Gotenba weather in December.
As September rolls in, Gotenba experiences a notable transition in weather compared to the sweltering summer months. The temperatures begin to cool, offering a more comfortable average, while still reaching warm highs during the day. This month is characterized by increased humidity and a significant amount of rainfall, with nearly three-quarters of the month seeing precipitation. Such weather patterns create a marvelous blend of lush greenery and refreshing air, which enhances the natural beauty of the region. If you’re curious to learn more about what to expect throughout the year, be sure to check out the detailed information available at Gotenba Climate.