Last updated: August 21, 2025
Experience the vibrant September weather in Toba, Japan, where temperatures range from a balmy 18°C (65°F) at night to a sizzling 34°C (93°F) during the day, averaging a comfortable 25°C (78°F) overall. While you soak in the warmth, be prepared for a moist atmosphere with humidity levels reaching 87%, contributing to a tropical feel. This month sees significant precipitation, with 238 mm (9.4 in) of rain spread across 19 days, painting the landscape lush and vibrant. Embrace the diverse climate as you explore the beauty of Toba this September!
As September arrives in Toba, Japan, the weather begins to transition from the summer heat, offering a more moderate climate with temperatures that range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F). The average temperature hovers around 25°C (78°F), signaling the end of summer while still providing warm, pleasant days perfect for outdoor exploration. This month marks a noticeable decline in extreme heat compared to August's peaks, reflecting a gradual shift towards the cooler fall season. As the days shorten, Toba experiences a vibrant transformation, making September an ideal time to enjoy the region's natural beauty and cultural offerings before the chill of autumn sets in.
In September, Toba, Japan experiences a significant spike in precipitation, receiving 238 mm (9.4 in) of rain over 19 days, making it one of the wetter months of the year. This month marks a transition as the summer rains begin to taper off, yet it remains just shy of the heavier downpours typical of October, which sees a dramatic increase in rainfall. Interestingly, September's precipitation is almost as high as what is recorded in July, though spread across fewer days, reflecting intense rain events that can occur during this period. Overall, September's weather sets the stage for autumn, blending the remnants of summer's humidity with the onset of cooler temperatures.
In Toba, Japan, September marks a notable point in the annual humidity cycle, with levels sitting at 87%. This figure reflects a slight decrease from the peak of 93% experienced in July but remains comfortably high, indicative of the lingering summer warmth. As the seasons shift, September's humidity is still significantly elevated compared to the winter months, which generally oscillate between 79% and 82%. The gradual decrease from the sweltering summer months to early autumn suggests a transition, yet the comfort of humidity persists, enriching the region's lush landscapes. Overall, September's humidity ties closely with the preceding months, ensuring that the essence of summer continues to resonate in Toba's atmosphere.
In September, Toba, Japan experiences a UV Index of 10, placing it in the very high exposure category with a burn time of just 15 minutes. This trend reflects a peak in sunlight that follows the summer months, where the UV Index reached an extreme level of 12 in July. As we transition from the intense summer heat, September offers slightly reduced UV intensity, yet caution remains imperative for those venturing outdoors. The overall pattern throughout the year indicates a seasonal ebb and flow, with the UV Index rising dramatically from the moderate levels in winter to peak extremes in the summer months. For detailed information and safety tips, you can visit the Toba UV Index.
UV Risk Categories
As summer gradually gives way to autumn, September in Toba, Japan enjoys a resplendent 250 hours of sunshine. This marks a delightful peak after the sun-drenched days of August, which brought an impressive 314 hours of light. Following the vibrant summer months, sunlight in September begins to dance with the enchanting hues of fall, slightly dipping yet remaining abundant compared to the spring months. The trend from January to September highlights an overall increase, with the year’s sunshine peaking during the summer before gently retreating as the seasons change. Visitors to Toba can relish the pleasant warmth of early autumn, making it an ideal time to explore the breathtaking coastal landscapes and cultural gems of this beautiful region.
In Toba, Japan, the likelihood of sunny weather experiences a notable decline as summer transitions into autumn. In September, the chance of seeing the sun drops to 27%, marking one of the lowest points of the year after a brief peak in July and August. This downward trend is consistent with the preceding months, as June and July feature only 24% and 33% chances of sunshine, respectively. However, the weather does start to shift again come October, with the chance of sun rebounding to 53%. While September may not be the ideal month for sun seekers, it forms part of an annual cycle where the days gradually brighten as the year winds down.
As summer fades into autumn in Toba, Japan, September experiences a gentle transition with 12 hours of daylight, offering a balance between the longer days of summer and the shorter hours of winter ahead. Following the peak of 14 hours in June and July, daylight gradually recedes, mirroring the natural shift in seasons. The slightly shorter days of September, when compared to the vibrant summer months, create a cozy ambiance, inviting locals and visitors alike to savor the beauty of early autumn. In October, daylight further diminishes to 11 hours, setting the stage for the gradual encroachment of shorter, chillier days that characterize the months to come.
As September unfolds in Toba, Japan, the gentle breeze begins to soften, with an average wind speed of 3.5 m/s (8 mph), making it one of the calmer months of the year. Following the summer's peak, where winds whisper at 2.6 m/s (6 mph) in July, there's a slight uptick in August but temperatures cool down as autumn approaches. This subtle shift from the static to a more invigorating gust marks a transition, setting the stage for stronger winds in October at 4.2 m/s (9 mph). Overall, the trend showcases a clear shift from the summer lull to the more dynamic autumn air, inviting locals and visitors alike to embrace the serene yet invigorating atmosphere of this coastal gem.
Weather in Toba varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Toba, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present strikingly different weather conditions. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), with an average of 25°C (78°F). This month is characterized by high humidity at 87% and significant rainfall, totaling 238 mm (9.4 in) over 19 days. In contrast, January features much cooler temperatures, with a minimum of 0°C (32°F), an average of 7°C (46°F), and a maximum of 17°C (64°F). The precipitation in January is considerably lower at 54 mm (2.1 in) over just 5 days, and humidity is slightly lower at 82%. For more detailed information, you can explore Toba weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), averaging around 25°C (78°F). The month is characterized by high humidity at 87% and significant rainfall, receiving 238 mm (9.4 in) over 19 days. In stark contrast, February experiences cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 21°C (69°F), averaging just 8°C (47°F). Additionally, February sees much less precipitation, with only 59 mm (2.3 in) over 5 days and a slightly lower humidity of 79%. Such differences highlight the transition from the warmth and wetness of late summer to the chill of mid-winter. For more details, check out Toba weather in February.
The weather in September is considerably warmer and more humid compared to March. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), with an average of 25°C (78°F) and high humidity at 87%. This month also experiences significant rainfall, with approximately 238 mm (9.4 in) across 19 days. In contrast, March is much cooler, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 23°C (74°F), and an average temperature of 12°C (53°F). March sees less precipitation, around 150 mm (5.9 in), over 10 days, and a lower humidity level at 74%. For more detailed information, you can check out Toba weather in March.
When comparing the weather in September and April, we see significant differences in temperature and precipitation. September typically features much warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (78°F), peaking at a maximum of 34°C (93°F). In contrast, April is cooler, with temperatures ranging from a low of 5°C (41°F) to a high of 25°C (77°F), averaging just 15°C (60°F). Additionally, September experiences higher rainfall, with 238 mm (9.4 in) over 19 days, compared to April's 138 mm (5.4 in) spread over only 10 days. Humidity also plays a role, being higher in September at 87% compared to April's 76%. For more details, you can visit Toba weather in April.
In September, the weather is significantly warmer, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), compared to May, where temperatures range from a cooler minimum of 10°C (51°F) to a maximum of 29°C (84°F). September experiences higher precipitation levels, totaling 238 mm (9.4 in) over 19 days, while May sees less rainfall at 169 mm (6.6 in) across 12 days. Despite the slight difference in humidity, with September at 87% and May at 83%, both months offer distinct weather patterns that influence outdoor activities. For a more in-depth look at May's weather in Toba, you can check out Toba weather in May.
September and June exhibit similar weather patterns, featuring high humidity levels of 87%. However, September generally sees warmer temperatures, with an average of 25°C (78°F) compared to June's 23°C (74°F). The maximum temperatures in September can reach up to 34°C (93°F), slightly higher than June's peak of 32°C (90°F). Interestingly, both months experience comparable precipitation, with September receiving 238 mm (9.4 in) over 19 days and June totaling 239 mm (9.4 in) across 15 days. For a more detailed look at weather conditions in June, you can visit Toba weather in June.
September and July present distinct weather characteristics, reflecting the transition from summer to autumn. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), with an average temperature of 25°C (78°F). While it still experiences considerable rainfall, with 238 mm (9.4 in) over 19 days, the humidity level is slightly lower at 87%. In contrast, July tends to be hotter, with minimum temperatures around 21°C (70°F) and maximums reaching 37°C (99°F), averaging 27°C (81°F). It also sees higher precipitation levels at 278 mm (10.9 in) for 20 days, accompanied by a higher humidity of 93%. Thus, while both months are warm and wet, July tends to be hotter and more humid compared to the milder September. For more information on weather specifics, refer to this link: Toba weather in July.
In comparing the weather between August and September, September offers slightly cooler temperatures, with averages dropping from 29°C (84°F) in August to 25°C (78°F). While August experiences higher maximum temperatures of up to 38°C (100°F), September sees a peak of 34°C (93°F). Additionally, September has more rainfall, totaling 238 mm (9.4 in) over 19 days, compared to August's 171 mm (6.7 in) over 15 days. Humidity remains high in both months, slightly decreasing from 91% in August to 87% in September. For more detailed information on August's weather, you can check Toba weather in August.
September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), with an average of 25°C (78°F). However, it is also characterized by high humidity at 87% and significant rainfall, accumulating 238 mm (9.4 in) over 19 days.
In contrast, October sees a shift towards cooler, more temperate conditions, with temperatures dropping to a minimum of 12°C (54°F) and a maximum of 30°C (85°F), averaging 20°C (69°F). Although October is slightly less humid at 85%, it experiences even more rainfall, totaling 389 mm (15.3 in) over 15 days. For a detailed look at what October weather offers, visit Toba weather in October.
September weather is characterized by warmer temperatures, with minimums around 18°C (65°F) and average highs reaching up to 34°C (93°F). This month also experiences significant rainfall, averaging 238 mm (9.4 in) over 19 days, and high humidity levels at 87%. In contrast, November brings much cooler temperatures, with a minimum of 6°C (43°F) and an average maximum of 23°C (74°F). Additionally, November has substantially lower precipitation, totaling 71 mm (2.8 in) over just 7 days, accompanied by a slightly lower humidity of 83%. For more details, you can visit Toba weather in November.
In September, the weather is generally warm and humid, with temperatures ranging from a mild 18°C (65°F) at night to a scorching 34°C (93°F) during the day, accompanied by significant rainfall totaling 238 mm (9.4 in) over 19 days. Conversely, December experiences a marked drop in temperatures, with a minimum of 2°C (36°F) and a moderate average of 10°C (50°F), reaching a maximum of 22°C (71°F). Precipitation in December is considerably less, amounting to just 75 mm (2.9 in) over 8 days, with humidity slightly lower at 83%. For more details on December weather conditions, you can visit Toba weather in December.
As September unfolds in Toba, the weather becomes a transitional blend of warmth and moisture, setting it apart from the drier summer months. With maximum temperatures reaching a toasty 34°C (93°F), the heat lingers while the average temperature hovers around a pleasant 25°C (78°F). However, as the month progresses, increased humidity and frequent rainfall—nearly 19 days of precipitation totaling 238 mm (9.4 in)—create a unique tropical ambiance. This shift towards wetter weather signals the arrival of autumn, making September a key month for experiencing Toba's rich climate. For a deeper insight into the evolving weather patterns, explore Toba Climate.