Last updated: August 21, 2025
September in Nara-shi, Japan, is characterized by a dynamic range of temperatures, where the mercury can soar to a sweltering 38°C (100°F), with an enjoyable average of 25°C (78°F) providing brief relief. As the month progresses, temperatures dip to a cooler 15°C (59°F) during the nights, offering a refreshing contrast. However, visitors should prepare for a humid experience, with humidity levels averaging a sticky 87%. Rainfall is a significant aspect of September, as the city experiences 142 mm (5.6 in) over 13 days, creating a lush, vibrant atmosphere that highlights the region's natural beauty. Whether basking in the sun or enjoying a rain-soaked street, Nara-shi in September exudes a unique charm.
In September, Nara-shi, Japan, experiences a delightful transition as summer gives way to autumn. With temperatures averaging around 25°C (78°F), the weather is pleasantly warm, but the minimum and maximum temperatures show a notable range, dipping to 15°C (59°F) at night and peaking at a sizzling 38°C (100°F) during the day. This month is characterized by a lingering warmth, influenced by the preceding summer heat, yet there is a hint of cooler days ahead. As the season shifts, visitors can enjoy mild afternoons perfect for exploration, while evenings begin to invite a sweater or light jacket. This blend of warmth and the gradual embrace of cooler air makes September a vibrant and inviting time to experience the cultural richness of Nara-shi.
In September, Nara-shi experiences a moderate amount of precipitation, totaling 142 mm (5.6 in), accompanied by 13 rainy days. This marks a slight decrease compared to the heavier rains of July and August, yet it still contributes significantly to the region's overall climatic pattern. Following the summer months, where rainfall peaks at 245 mm in July, September showcases a transitional phase, hinting at the approaching autumn. The steady rainfall continues to nourish Nara-shi's lush landscapes, making this month a vital component of the yearly precipitation cycle, as it bridges the high summer totals with the wetter months to come in October.
In September, Nara-shi experiences a humidity level of 87%, reflecting a slight decrease from the sizzling highs of July and August, which reached 93% and 91% respectively. This month marks a transition as summer wanes, yet the air remains notably moist, hinting at the lingering warmth of the season. As autumn approaches, the humidity begins to level out, with October's forecasted average at 85%. Notably, May stands out earlier in the year with high humidity at 83%, foreshadowing the steamy summer months ahead. Overall, the humidity trends in Nara-shi illustrate a region that embraces both the heat of summer and the gradual cooling of fall, with moisture consistently threading through the fabric of its climate.
As summer fades into early autumn, September in Nara-shi, Japan, maintains a very high UV Index of 10, suggesting that sun protection remains essential. Following a peak in July with an extreme Index of 12, the sunlight intensity slightly decreases, yet still demands vigilance, with a burn time of just 15 minutes for unprotected skin. This trend reflects the overall seasonal pattern where the UV Index experiences a gradual decline from its summer highs, cooling from the relentless rays of June and July. As we embrace the changing season, awareness of UV exposure remains crucial. Protect yourself while enjoying the lingering warmth of early fall! For more details, visit Nara-shi UV Index.
UV Risk Categories
As September unfolds in Nara-shi, Japan, residents bask in 242 hours of sunlight, marking a gentle transition from the vibrant warmth of summer to the cooler embrace of autumn. This month follows a sun-drenched August, which boasts an impressive 305 hours of radiant light, showcasing a season where daylight is plentiful. September’s sunshine, while slightly diminished, remains robust and indicative of the lingering summer vibes, contrasting with the earlier months like January and February, which lagged behind with 185 and 229 hours respectively. As the year progresses, daylight gradually decreases, with October and November offering 237 and 236 hours, suggesting a natural ebb of sunshine as the holiday season approaches. Overall, September serves as a delightful bridge, blending the last whispers of summer with the impending hues of autumn.
In Nara-shi, Japan, September sees a 29% chance of sunny weather, marking it as one of the less bright months of the year. This figure is relatively low compared to the peak summer months of July and August, which both stand at 32% and 28%, respectively. As the region transitions into autumn, the likelihood of clear skies begins to rise significantly in October, jumping to 52%. This overall trend highlights a shift from the summer’s humid heat to the pleasant, sun-kissed days of fall, making September a time when sunshine is less guaranteed but still a hopeful precursor to brighter autumn days ahead.
In Nara-shi, Japan, the transition from summer to autumn is vividly reflected in the changing daylight hours. September sees a dip in daylight, with approximately 12 hours of sunshine, signaling the gradual shift from the long, bright days of July and June, which boast 14 hours each. This reduction reflects a broader trend: as the year progresses from the vibrant springs of April and May—each with 13 hours—the days steadily shorten, culminating in the winter months where daylight diminishes to just 9 hours in December. This rhythmic ebb and flow of daylight not only marks the passage of the seasons but also influences the daily life and activities of the residents, inviting them to savor the lingering warmth of summer as autumn approaches.
As summer fades in Nara-shi, Japan, the September wind carries a gentle reminder of the changing seasons, with an average speed of 2.1 m/s (5 mph). This slight breeze reflects the overall trend of moderate winds throughout the year, peaking in January with 2.9 m/s (6 mph) and maintaining a generally calm demeanor through the warmer months. Interestingly, June and July see the calmest conditions, dipping to 1.7 m/s (4 mph) and 2.0 m/s (4 mph), respectively, before the September wind picks up ever so slightly. As the city transitions towards autumn, the winds remain light, providing a perfect backdrop for leisurely strolls to admire the stunning fall foliage. Overall, September's winds continue to embrace the soft, serene rhythm that characterizes Nara-shi, inviting both locals and visitors to savor the beauty of this tranquil season.
Weather in Nara-shi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nara-shi, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly contrasting weather conditions. In September, temperatures soar with a minimum of 15°C (59°F) and an average reaching up to 25°C (78°F), peaking at a sweltering 38°C (100°F). The month is characterized by high humidity at 87% and significant rainfall, accumulating 142 mm (5.6 in) over about 13 days. In contrast, January brings a chill, with temperatures dropping to a minimum of -5°C (23°F) and averaging around 5°C (42°F). The maximum temperature is a mild 18°C (64°F), and precipitation is much less, totaling 48 mm (1.9 in) over just 6 days, with humidity slightly lower at 82%. For more details on the weather, you can visit Nara-shi weather in January.
September and February present dramatically contrasting weather conditions. In September, temperatures range from a minimum of 15°C (59°F) to a scorching maximum of 38°C (100°F), averaging around 25°C (78°F). The month also sees significant rainfall, with approximately 142 mm (5.6 in) across 13 days and high humidity at 87%. In stark contrast, February experiences much colder weather, with temperatures ranging from a minimum of -4°C (24°F) to a maximum of 20°C (69°F), averaging only 6°C (43°F). Precipitation is lighter in February, with around 60 mm (2.4 in) across just 7 days, accompanied by a humidity level of 79%. For more detailed weather information, you can check Nara-shi weather in February.
September and March present contrasting weather patterns, showcasing the transition from summer to autumn and winter to spring, respectively. In September, temperatures range from a mild 15°C (59°F) at night to a scorching 38°C (100°F) during the day, with an average of 25°C (78°F). The month is characterized by high humidity at 87% and substantial rainfall of 142 mm (5.6 in) over 13 days. In contrast, March sees much cooler temperatures, dipping as low as -1°C (30°F) and reaching a daytime high of 23°C (73°F), with an average of just 10°C (51°F). The precipitation levels are relatively lower, with 110 mm (4.3 in) across 11 days, and a decrease in humidity to 74%. For a more detailed look at March weather, you can check out Nara-shi weather in March.
September and April exhibit distinct weather characteristics. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 38°C (100°F), with an average of 25°C (78°F). The month sees considerable precipitation, totaling 142 mm (5.6 in) across 13 days, and a high humidity level of 87%. In contrast, April experiences cooler temperatures, with a minimum of 2°C (36°F), an average of 15°C (59°F), and a maximum of 27°C (81°F). Precipitation is slightly less at 129 mm (5.1 in) over 10 days, accompanied by lower humidity at 76%. For more detailed insights into April's climate, you can visit Nara-shi weather in April.
September and May present contrasting weather patterns, reflecting the transition between summer and autumn. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 38°C (100°F), with an average of 25°C (78°F). This month also experiences high humidity at 87% and significant rainfall, accumulating 142 mm (5.6 in) over 13 days. In contrast, May is milder, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), averaging 20°C (68°F). The precipitation is slightly higher at 144 mm (5.7 in) but is spread over fewer days, with rain falling on only 10 days, and the humidity remains lower at 83%. For more detailed insights into May weather, you can visit Nara-shi weather in May.
In comparing the weather of September and June, both months exhibit mild temperatures, although September is generally warmer. September ranges from a minimum of 15°C (59°F) to a maximum of 38°C (100°F), with an average temperature of 25°C (78°F), while June has slightly lower temperatures, with a minimum of 13°C (55°F) and a maximum of 33°C (91°F), averaging 24°C (75°F). Precipitation levels are quite similar, with September receiving 142 mm (5.6 in) over 13 days and June experiencing 140 mm (5.5 in) over 11 days. Notably, both months maintain a consistent humidity level of 87%. For a more detailed look at June weather specifically, you can check Nara-shi weather in June.
When comparing the weather in September to that of July, we see some distinct differences. September experiences slightly cooler temperatures, with a minimum of 15°C (59°F) and an average of 25°C (78°F), whereas July has higher temperatures ranging from a minimum of 20°C (69°F) to an average of 28°C (82°F). While July is characterized by more rainfall, totaling 245 mm (9.7 in) over 17 days, September has less precipitation at 142 mm (5.6 in) across 13 days. Additionally, humidity levels remain high in both months, with July reaching 93% compared to September's 87%. For more details on July's weather, you can check Nara-shi weather in July.
In comparing the weather of September and August, September presents slightly cooler temperatures with a minimum of 15°C (59°F) and an average of 25°C (78°F), versus August’s warmer minimum of 19°C (66°F) and average of 29°C (85°F). Both months share a maximum temperature of 38°C (100°F) in September and 38°C (101°F) in August, but August tends to be a bit more humid, with 91% compared to September's 87%. Precipitation is fairly high in both months, with September receiving 142 mm (5.6 in) over 13 days, while August has slightly higher precipitation at 150 mm (5.9 in) over just 10 days. For a closer look at August's conditions, check Nara-shi weather in August.
September typically experiences warmer temperatures, with averages around 25°C (78°F) and highs reaching up to 38°C (100°F). It also has a higher humidity level of 87%, accompanied by significant rainfall, totaling 142 mm (5.6 in) over 13 days. In contrast, October brings a noticeable drop in temperature, with average highs of 19°C (67°F) and a minimum of 7°C (45°F). However, rainfall increases to 226 mm (8.9 in) across 12 days, and humidity remains slightly lower at 85%. For more detailed weather information, you can visit Nara-shi weather in October.
September is characterized by significantly warmer temperatures, with daytime highs peaking at 38°C (100°F) and an average of 25°C (78°F). The month also experiences considerable precipitation, totaling 142 mm (5.6 in) over 13 days, along with humidity levels averaging 87%. In contrast, November brings a dramatic drop in temperature, where the maximum rarely exceeds 26°C (79°F) and the average rests at a cooler 13°C (56°F). This month sees much less rainfall, with only 40 mm (1.6 in) spread across about 6 days, and the humidity decreases slightly to 83%. For more details on November weather in Nara, visit Nara-shi weather in November.
In September, the weather is characterized by warm temperatures, with a minimum of 15°C (59°F) and an average of 25°C (78°F), occasionally reaching a high of 38°C (100°F). This month also experiences considerable rainfall, totaling 142 mm (5.6 in) over 13 days, accompanied by high humidity levels of 87%. In contrast, December brings a dramatic shift in conditions, with temperatures dipping significantly; the minimum falls to -2°C (28°F), while the average temperature is only 8°C (46°F), and the maximum reaches 23°C (74°F). Precipitation decreases to 55 mm (2.2 in) over just 6 days, and humidity slightly lowers to 83%. For more details on December weather in Nara-shi, visit Nara-shi weather in December.
September in Nara-shi brings a unique blend of warmth and humidity, setting it apart from the milder summer months. As the peak of summer fades, temperatures can still soar, reaching highs that remind us of the season's intensity, while the average remains comfortably warm. This month also witnesses a notable uptick in rainfall, contributing to the region's lush landscapes and higher humidity levels. While the heat lingers, the increasing precipitation creates a refreshing shift, preparing the city for the cooler autumn ahead. For more insights into what to expect throughout the year, check out the detailed Nara-shi Climate.