September Weather in Gujo, Japan

Last updated: August 21, 2025

Gujo, Japan, in September, showcases a dynamic climate characterized by a maximum temperature reaching 34°C (94°F), providing warmth, while the average temperature hovers around a comfortable 21°C (71°F). The month experiences a notable minimum temperature of 9°C (49°F), highlighting the transition towards cooler autumn days. Rainfall is significant, with total precipitation measuring 308 mm (12.1 in) over 16 days, contributing to the region's lush landscapes. Coupled with an average humidity of 87%, the weather encapsulates a blend of warmth and moisture, making it a unique time to experience the natural beauty and cultural richness of Gujo.

September Temperature in Gujo

As summer fades into autumn, Gujo, Japan experiences a noticeable shift in temperatures during September. With minimums around 9°C (49°F), the month starts off with a crisp freshness, gradually warming up to an inviting average of 21°C (71°F). Daytime highs reach a comfortable 34°C (94°F), offering a pleasant blend of warmth reminiscent of the previous summer months. This transitional period showcases a gentle decline from the steamy July and August, making September a delightful time to explore the vibrant landscapes of Gujo, as nature prepares for the cooler days ahead. The shift in temperatures reflects a broader trend of cooler evenings and warm, sunny afternoons, inviting both locals and visitors to indulge in outdoor activities before autumn fully takes hold.

September Weather in Gujo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Gujo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gujo, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec353645526268757871614940
Data source: Temperature data for Gujo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Gujo

September in Gujo, Japan, typically sees a substantial precipitation total of 308 mm (12.1 in) over around 16 days of rainfall, continuing the trend of higher moisture levels as the region transitions from summer to autumn. Although it ranks below the rainiest months of July and August, September's precipitation still plays a crucial role in replenishing water resources and supporting the lush landscapes characteristic of the area. Notably, rainfall begins to shift from the intense downpours of summer, setting the stage for the tranquil beauty of fall. The gradual tapering of rain in October signals the end of the heavy precipitation season, with amounts decreasing to 239 mm (9.4 in), but September remains a key month for overall hydrology in Gujo.

September Precipitation Trends in Gujo

The chart displays monthly precipitation patterns in Gujo, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Gujo, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec939819925924325954834630824093109
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gujo

September in Gujo, Japan, showcases a notable shift in humidity, maintaining a level of 87%. This follows the peak of summer, where July and August register their highest figures at 93% and 91%, respectively. As the sweltering heat gives way to the cooler autumn air, September's humidity remains relatively high compared to the spring months, yet it hints at a gradual decline. The pattern reveals a fascinating transition — as summer fades, the humidity begins to ease slightly, paving the way for October's 85%. This cyclical trend of fluctuating humidity levels highlights Gujo's distinct seasonal character, enhancing the region's lush landscapes and vibrant autumn hues.

September Average Humidity in Gujo

This chart illustrates the average monthly humidity levels in Gujo, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Gujo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%74%76%83%87%93%91%87%85%83%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gujo

As September rolls into Gujo, Japan, the UV Index is still on the higher end, peaking at 10, which falls under the very high exposure category. This slight decline from the extreme levels of the summer months is a welcomed shift, yet residents and visitors should still be cautious, as the burn time remains a brisk 15 minutes. Notably, September's UV levels mirror those of April, indicating that while summer's peak intensity may be waning, the sun's rays continue to pose a significant risk. As we transition into autumn, it’s crucial to stay vigilant and protect your skin from harmful UV exposure. For more detailed insights, check out Gujo UV Index.

Maximum UV Index Levels in Gujo for September

The chart shows the monthly maximum UV Index (UVI) for Gujo in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Gujo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110753
Data source: Gujo September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Gujo

As summer transitions to autumn, September in Gujo, Japan, enjoys a splendid 247 hours of sunshine, marking a gentle decline from the sun-drenched heights of August with 300 hours. This month bridges the peak of summer and the onset of cooler temperatures, showcasing a transition that begins with delightful warmth. Interestingly, September's sunshine hours remain robust compared to earlier months, like January's 181 hours, illustrating a steady climb in brightness as the year progresses. Following this pleasant stretch, the sunlight begins to recede slightly in October and November, reminding us that each season offers its unique charm. With its vibrant hues and comfortable climate, September invites both locals and visitors to bask in the last rays of summer before embracing the crispness of autumn.

Monthly Sunshine Duration in Gujo: September Highlighted

The September sunshine duration represents the total number of hours Gujo experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec181h228h265h280h295h274h262h300h247h239h237h216h
Data source: Gujo September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gujo During September

September in Gujo, Japan, sees a moderate chance of sunny weather, with only 25% likelihood of clear skies. This slight uptick from the summer months—where sunshine chances hover around the 23% mark in both July and August—suggests a gradual transition toward improved weather as the region approaches October, which boasts a much more favorable 51% chance of sun. As the sweltering summer fades, residents and visitors alike might find September's crisp air a refreshing backdrop, albeit with a modest chance of sunshine compared to the vibrant fall months that follow.

Percentage of Sunny Days in September in Gujo

The chart illustrates the percentage of sunny days in Gujo throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Gujo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%36%39%44%23%22%26%23%25%51%46%36%
Data source: Gujo September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gujo in September

As September arrives in Gujo, Japan, the daylight duration gracefully begins to taper off, offering 12 hours of sunlight—a slight reduction from the 13 hours enjoyed in August. This transition marks a shift from the peak of summer brightness, where longer days contributed to vibrant outdoor activities. After a steady ascent from 10 hours in January to a summer high of 14 hours in June and July, daylight hours now start their gradual descent toward winter. Observing this trend, one can appreciate how each season unfolds its unique rhythm, preparing the landscape for the cozy comforts of autumn.

Average Daylight Hours in Gujo for September

The chart illustrates the variation in daylight duration in Gujo throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 1m10h 52m11h 58m13h 5m14h 2m14h 31m14h 17m13h 27m12h 22m11h 15m10h 16m9h 46m
Data source: Gujo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Gujo

As summer gracefully gives way to autumn, September wind in Gujo, Japan, tends to be gentle and subdued, reflecting a notable shift in the air. With an average wind speed of 1.6 m/s (3 mph), September marks one of the calmest months of the year, especially following the slightly breezier summer months. This drop from August’s 2.0 m/s (5 mph) invites a serene atmosphere, reminiscent of breezy days spent under vibrant blue skies. Interestingly, this tranquil breeze is part of a broader trend, as wind speeds generally show a decrease from the energetic spring months, settling into a more restful pace as the year progresses. The gentle September winds whisper hints of the cooler days ahead, enhancing the idyllic landscape of Gujo as it transitions into fall.

Average September Wind Speed in Gujo

The chart displays monthly wind speed patterns in Gujo, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.42.62.52.21.71.42.01.6 m/s2.12.02.2
Data source: Gujo September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Gujo Compares to Other Months

Weather in Gujo varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gujo, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present strikingly different weather patterns. In September, the temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 34°C (94°F), with an average of 21°C (71°F). This month is often marked by significant rainfall, totaling 308 mm (12.1 in) over 16 days and accompanied by high humidity levels of 87%. In contrast, January offers a much colder climate, featuring temperatures that drop to a chilling minimum of -11°C (12°F) and peak only at 13°C (57°F), with an average of 2°C (35°F). The precipitation is notably less in January at 93 mm (3.7 in) over 14 days, and the humidity is slightly lower at 82%. For more details about the weather in January, check out Gujo weather in January.

When comparing September and February weather, the differences are striking. September typically boasts a wide temperature range, with minimums of 9°C (49°F), averages of 21°C (71°F), and maximums soaring to 34°C (94°F). This month also sees significant rainfall, averaging 308 mm (12.1 in) over 16 days with a high humidity of 87%. In contrast, February presents a much colder climate, with temperatures dipping as low as -13°C (10°F) and averaging around 2°C (37°F). The maximum temperature in February reaches only 17°C (64°F), accompanied by much lower precipitation levels of 98 mm (3.9 in) over 12 days and a humidity of 79%. For more information, you can check Gujo weather in February.

September and March present contrasting weather patterns, offering a vivid transition from the warmth of late summer to the chill of early spring. In September, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 34°C (94°F), with an average of 21°C (71°F). The month is marked by high humidity at 87% and frequent rainfall, accumulating to 308 mm (12.1 in) over 16 days. In contrast, March experiences much cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 22°C (72°F), averaging 7°C (45°F). Although it has less rainfall at 199 mm (7.8 in) over 13 days, the humidity is notably lower at 74%. For a deeper understanding of the weather conditions in March, visit Gujo weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a comfortable minimum of 9°C (49°F) to a sweltering maximum of 34°C (94°F), with an average of 21°C (71°F). This month experiences significant precipitation, totaling 308 mm (12.1 in) over 16 days, accompanied by high humidity levels of 87%. In comparison, April offers a cooler climate, with temperatures ranging from a chilly -1°C (30°F) to a mild 27°C (81°F) and an average of 11°C (53°F). The month sees slightly less rainfall at 259 mm (10.2 in) across 13 days and lower humidity at 76%. For more details on the specifics of April’s climate, you can visit Gujo weather in April.

In comparing the weather between September and May, September experiences a broader temperature range with minimums around 9°C (49°F) and maximums soaring up to 34°C (94°F), resulting in an average of 21°C (71°F). In contrast, May has cooler temperatures, with minimums of 3°C (37°F) and maximums of 30°C (86°F), leading to a lower average of 16°C (62°F). Furthermore, September sees more precipitation, totaling 308 mm (12.1 in) over 16 days, compared to May's 243 mm (9.6 in) across 14 days. Despite the slightly higher humidity in September at 87%, both months maintain a relatively humid atmosphere, with May trailing closely at 83%. For a closer look at the specifics, you can also check out Gujo weather in May.

When comparing the weather in September and June, both months exhibit relatively mild temperatures, with September showing slightly higher averages. In September, temperatures range from a minimum of 9°C (49°F) to a maximum of 34°C (94°F), while June sees similar minimums at 9°C (48°F) but peaks at a lower maximum of 30°C (87°F). Precipitation is more pronounced in September, totaling 308 mm (12.1 in) over 16 days compared to June's 259 mm (10.2 in) over 13 days, indicating that September tends to be wetter. Despite these variations, both months share a high humidity of 87%, contributing to a similar muggy feel. For a detailed look at June weather specifics, you can refer to Gujo weather in June.

The weather in September is generally milder compared to July, with temperatures ranging from a low of 9°C (49°F) to a high of 34°C (94°F), whereas July experiences warmer temperatures, with a minimum of 17°C (62°F) and a maximum of 37°C (99°F). Additionally, September sees a significant amount of rainfall, totaling 308 mm (12.1 in) over 16 days, while July is even wetter, with 548 mm (21.6 in) of precipitation occurring over 25 days. Humidity levels are also notably high in both months, with September averaging 87% and July slightly higher at 93%. For more detailed information about July weather, you can check Gujo weather in July.

In comparing the weather between September and August, September offers cooler temperatures, with a minimum of 9°C (49°F) and an average of 21°C (71°F), while August is noticeably warmer, with a minimum of 15°C (60°F) and an average of 25°C (78°F). The maximum temperatures also illustrate this difference, peaking at 34°C (94°F) in September compared to a hotter 37°C (98°F) in August. Both months experience substantial rainfall, with September receiving 308 mm (12.1 in) over 16 days and August seeing slightly more at 346 mm (13.6 in) across 19 days. Humidity levels are high in both months, sitting at 87% in September and slightly higher at 91% in August, making August feel more oppressive overall. For more detailed insights on August weather patterns, you can check Gujo weather in August.

September and October exhibit notable differences in weather patterns. In September, temperatures soar with a minimum of 9°C (49°F) and a maximum reaching as high as 34°C (94°F), contributing to an average of 21°C (71°F). The month is characterized by significant rainfall, totaling 308 mm (12.1 in) over 16 rainy days, coupled with high humidity at 87%. Conversely, October sees a drop in temperatures, with minimums of 4°C (40°F) and a maximum of 29°C (85°F), resulting in a cooler average of 16°C (61°F). Precipitation decreases to 239 mm (9.4 in) over 14 days, and humidity remains relatively stable at 85%. For a more detailed look at October weather specifics, refer to Gujo weather in October.

September and November present contrasting weather patterns. In September, temperatures can soar with daytime highs reaching up to 34°C (94°F), while the average sits comfortably at 21°C (71°F). However, this month also experiences significant rainfall, with 308 mm (12.1 in) of precipitation over 16 days, leading to high humidity levels of 87%. In contrast, November brings a much cooler climate, with average temperatures dropping to 10°C (50°F) and nighttime lows dipping to -1°C (30°F). Precipitation is also significantly reduced, totaling 93 mm (3.7 in) across just 9 days, and humidity decreases slightly to 83%. For further details, you can check Gujo weather in November.

September and December exhibit stark contrasts in weather conditions. In September, temperatures range from a mild 9°C at night to a scorching 34°C during the day, with an average of 21°C. This month also sees considerable rainfall, with 308 mm of precipitation over 16 days, contributing to high humidity levels of 87%. In contrast, December brings a significant drop in temperatures, experiencing minimums around -5°C and daytime highs reaching only 17°C, averaging just 4°C. Precipitation decreases to 109 mm over 15 days, and humidity slightly declines to 83%. For those interested in specific December weather details, check Gujo weather in December.

Compare Gujo's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Gujo

As September rolls in, Gujo experiences a unique transition from the summer's sweltering heat to the cooler embrace of autumn. With maximum temperatures reaching a toasty 34°C and a significant increase in precipitation—averaging around 308 mm over 16 days—the month showcases a dramatic shift in weather patterns. The high humidity of 87% adds a layer of mugginess, making it feel warmer than it actually is, while the minimum temperatures dip down to a refreshing 9°C at night. This blend of warmth and moisture is distinct from the stark heat of July and August, as well as the crisp chill that awaits in October. For a deeper understanding of these climatic changes, explore our detailed page on Gujo Climate.