September Weather in Wajima, Japan

Last updated: August 21, 2025

In September, Wajima, Japan experiences a warm and humid climate, with temperatures ranging from a maximum of 32°C (90°F) to an average of 24°C (75°F), and a minimum of 19°C (66°F). This month is characterized by significant rainfall, accumulating to 229 mm (9.0 in) over approximately 14 days, resulting in a humidity level of 84%. Visitors can expect a mix of warm weather and occasional showers, making it a unique time to explore this picturesque coastal town.

September Temperature in Wajima

In September, Wajima, Japan, experiences a pleasant transition from the sweltering summer months, with temperatures ranging from a comfortable 19°C (66°F) at night to a warm 32°C (90°F) during the day. The average temperature settles around 24°C (75°F), creating a delightful atmosphere for outdoor activities and exploration. This month marks a slight decrease in temperatures compared to August, when the heat peaked, signaling the beginning of autumn. As the days shorten and the humidity drops, visitors can enjoy the beautiful colors of the changing leaves in milder weather, making September a captivating time to experience Wajima's natural beauty.

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

The chart illustrates September temperature patterns in Wajima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wajima, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414146526168768074665647
Data source: Temperature data for Wajima 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 Wajima

September in Wajima, Japan, is characterized by notable precipitation, with an impressive 229 mm (9.0 in) of rainfall spread over 14 days. This marks a slight increase from August's 182 mm, indicating that as summer transitions into fall, the area continues to experience robust rainfall. Historically, September tends to be one of the wetter months, reminiscent of the preceding summer's high totals, yet it maintains a unique rhythm of steady downpours. This sustained precipitation not only enhances the vibrant greenery of the region but also prepares the landscape for the drier months ahead. As the days grow cooler, the persistent rain serves as a refreshing reminder of nature's cyclic patterns.

September Precipitation Trends in Wajima

The chart displays monthly precipitation patterns in Wajima, 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 Wajima, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec17213411412589117238182229165145211
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Wajima

In Wajima, Japan, September brings a noticeable shift in humidity as the summer's peak moisture begins to wane. With a humidity level of 84%, this month represents a gentle decline from the sweltering heights of July and August, which hover around 93% and 92% respectively. Following the late summer, September’s humidity is still appreciably high, yet it signals the transition towards a cooler and more temperate autumn, aligning closely with the humidity levels seen in April and October. This gradual decrease highlights Wajima's characteristic climate rhythm, allowing residents and visitors to enjoy the lingering warmth while anticipating the crispness of fall.

September Average Humidity in Wajima

This chart illustrates the average monthly humidity levels in Wajima, 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 Wajima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%76%77%85%89%93%92%84%81%77%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Wajima

In September, Wajima, Japan, experiences a UV Index of 9, signaling a very high risk of harm from unprotected sun exposure, with a burn time of just 15 minutes. This marks a slight decrease from the peak UV Index of 11 during the scorching summer months of July and August but remains significantly higher than the winter figures, which hover around 3 to 4. As the days gradually shorten and temperatures cool, September still demands caution when basking in the sun. Awareness of sun safety is crucial during this transitional month, emphasizing the importance of protective measures to enjoy the lingering warmth safely. For more information, visit Wajima UV Index.

Maximum UV Index Levels in Wajima for September

The chart shows the monthly maximum UV Index (UVI) for Wajima 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 Wajima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3479101011119643
Data source: Wajima 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 Wajima

As summer gently transitions to autumn, September in Wajima, Japan is characterized by a delightful blend of lingering warmth and moderate sunshine, offering about 257 hours of sunlight. This marks a notable decline from the sun-drenched heights of August, which boasts an impressive 316 hours. The gradual decrease in daylight hours is consistent with the shifting seasons, following a summer that featured the region's peak sunshine. Despite this reduction, September still provides ample opportunity to bask in the soft glow of early fall, making it an ideal time for outdoor exploration and appreciating the stunning landscapes dotted with early autumn hues. As the month progresses, the sunlight continues to wane, foreshadowing the cooler days of October, where expectations of 238 hours await.

Monthly Sunshine Duration in Wajima: September Highlighted

The September sunshine duration represents the total number of hours Wajima 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.
JanFebMarAprMayJunJulAugSepOctNovDec150h195h257h286h310h307h307h316h257h238h213h192h
Data source: Wajima September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Wajima During September

In September, Wajima, Japan experiences a 38% chance of sunny weather, which falls just short of the more vibrant summer months. After enjoying a peak 51% likelihood of sunshine in July, the weather begins to cool, resulting in fluctuating sun chances as the year transitions into autumn. Although September's outlook is slightly more favorable than earlier summer months like August, which dips to 27%, it remains consistent with the overall trend of late summer and early autumn where sunshine is notable but not guaranteed. As the region approaches October, the likelihood of sunny days holds steady at 39%, suggesting a gradual return to brighter days as fall sets in.

Percentage of Sunny Days in September in Wajima

The chart illustrates the percentage of sunny days in Wajima 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 Wajima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%37%35%45%37%34%51%27%38%39%44%25%
Data source: Wajima September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Wajima in September

As September unfolds in Wajima, Japan, daylight begins to subtly recede, providing approximately 12 hours of sunshine—a gentle reminder of the changing seasons. Following the peak of summer, where daylight reaches a maximum of 14 hours in June and July, this month marks a transitional phase. While August also enjoys a generous 13 hours, the gradual decline signals the approach of autumn, with daylight diminishing further to 11 hours by October. This rhythmic dance of daylight showcases the beautiful ebb and flow of time in Wajima, where each month contributes to the enchanting cycle of nature.

Average Daylight Hours in Wajima for September

The chart illustrates the variation in daylight duration in Wajima throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 53m10h 47m11h 57m13h 9m14h 10m14h 40m14h 25m13h 32m12h 23m11h 12m10h 9m9h 37m
Data source: Wajima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Wajima

In September, Wajima experiences a gentle return of the winds, with an average speed of 5.0 m/s (11 mph). This month marks a subtle increase from the calm of summer, as the winds, previously languishing at 3.6 m/s in July and August, start to pick up pace again. Interestingly, September's breeze tends to be refreshing yet moderate, setting the stage for the transition into autumn. As the year progresses into October, the wind speeds rise slightly to 5.8 m/s, hinting at the invigoration that cooler months bring. Overall, September serves as a bridge in Wajima's wind patterns, showcasing a thoughtful ebb and flow that mirrors nature's rhythm.

Average September Wind Speed in Wajima

The chart displays monthly wind speed patterns in Wajima, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.68.35.75.55.73.63.64.65.0 m/s5.87.28.5
Data source: Wajima September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Wajima Compares to Other Months

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

September and January present strikingly different weather conditions. In September, temperatures range from a mild 19°C (66°F) at night to a warm 32°C (90°F) during the day, with an average temperature of 24°C (75°F). The month is marked by high humidity at 84% and significant rainfall, totaling 229 mm (9.0 in) across 14 rainy days. In contrast, January brings much colder weather, with minimum temperatures dropping to -2°C (28°F) and a maximum of only 15°C (59°F), averaging around 5°C (42°F). While January sees less precipitation at 172 mm (6.8 in), it experiences rain on 22 days, reflecting the damp chill of the season. For more specifics on January weather in Wajima, visit Wajima weather in January.

September and February present a stark contrast in weather patterns. In September, temperatures range from a mild 19°C (66°F) to a hot 32°C (90°F), with an average of 24°C (75°F). The month is marked by high humidity at 84% and significant rainfall, totaling 229 mm (9.0 in) over 14 days. Conversely, February brings much cooler temperatures, with a minimum of 0°C (31°F) and a maximum of 13°C (56°F), averaging just 5°C (42°F). While February has less precipitation overall, at 134 mm (5.3 in), it experiences rain on more days, totaling 21. For those interested in specific February conditions, more details can be found here: Wajima weather in February.

September and March present contrasting weather conditions. In September, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average of 24°C (75°F), creating a warm and humid climate with high humidity levels at 84%. In contrast, March is much cooler, with temperatures ranging from 1°C (35°F) to 17°C (62°F), averaging around 8°C (47°F). While both months experience rainfall over approximately 14 days, September sees significantly higher precipitation at 229 mm (9.0 in), compared to March's 114 mm (4.5 in). For a closer look at March weather specifics, visit Wajima weather in March.

September weather is significantly warmer than April, with minimum temperatures averaging 19°C (66°F) and reaching up to 32°C (90°F), while April starts cool at a minimum of 4°C (39°F) and peaks at only 20°C (68°F). Furthermore, September experiences a higher level of humidity at 84%, compared to April's 77%. In terms of precipitation, September sees nearly double the amount compared to April, with 229 mm (9.0 in) falling over 14 days versus April's 125 mm (4.9 in) over 12 days. For more detailed insights into April weather, check out Wajima weather in April.

September and May present contrasting weather conditions. In September, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average temperature of 24°C (75°F). The month sees significant rainfall, averaging 229 mm (9.0 in) over 14 days, paired with high humidity levels of 84%. In comparison, May is much cooler, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 23°C (74°F) and an average of 16°C (61°F). Rainfall in May is also minimal, at 89 mm (3.5 in) over 9 days, and humidity is slightly lower at 85%. For more detailed information, check out Wajima weather in May.

In comparing the weather of September and June, September tends to be warmer with average temperatures reaching 24°C (75°F), while June averages around 20°C (68°F). The peak temperatures in September can rise up to 32°C (90°F), significantly higher than June's maximum of 27°C (81°F). However, September also brings more rainfall, with 229 mm (9.0 in) of precipitation over 14 days, compared to June's 117 mm (4.6 in) over just 10 days. Both months exhibit high humidity levels, but September slightly lowers its humidity to 84% from June's 89%. For more information, you can check Wajima weather in June.

In comparing the weather of September and July, both months experience warm temperatures, although September tends to be slightly cooler. In September, the minimum temperature averages around 19°C (66°F), while July starts at a minimum of 20°C (68°F). The average temperatures are also quite similar, with July being marginally warmer at 25°C (77°F) compared to September's 24°C (75°F). Additionally, while maximum temperatures hover around the low 30s in both months, September can reach as high as 32°C (90°F), slightly exceeding July's maximum of 31°C (88°F).

Precipitation levels are comparable, with September receiving 229 mm (9.0 in) over 14 days and July seeing 238 mm (9.4 in) over 13 days. However, July is characterized by higher humidity levels at 93%, compared to September's 84%. For more detailed insights, you can explore Wajima weather in July.

In comparing the weather of September and August, September tends to offer slightly cooler temperatures, with a minimum of 19°C (66°F) and an average of 24°C (75°F), compared to August’s minimum of 21°C (71°F) and average of 27°C (80°F). Both months experience the same maximum temperature of 32°C (90°F). However, September receives more rainfall, totaling 229 mm (9.0 in) over 14 days, whereas August sees 182 mm (7.2 in) over 13 days, leading to higher humidity levels in August at 92% compared to September’s 84%. For a detailed look at August conditions, visit Wajima weather in August.

September typically brings warmer temperatures compared to October, with minimums around 19°C (66°F) and maximums reaching up to 32°C (90°F), while October sees cooler temperatures, with minimums dropping to 12°C (54°F) and maximums at 27°C (82°F). Additionally, September experiences more rainfall, totaling about 229 mm (9.0 in) over 14 days, whereas October has a reduced precipitation of 165 mm (6.5 in) across 13 days. Humidity levels are slightly lower in October at 81%, compared to September's 84%. For a detailed look at October weather, visit Wajima weather in October.

September and November present notably different weather patterns. In September, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average of 24°C (75°F). The month experiences significant precipitation at 229 mm (9.0 in), spread over 14 days, and a high humidity level of 84%. In contrast, November brings a much cooler climate, with temperatures dropping to a minimum of 5°C (41°F) and reaching a maximum of 21°C (71°F), averaging 13°C (56°F). While it still sees precipitation, it is reduced to 145 mm (5.7 in) over 16 days, along with lower humidity at 77%. For more detailed insights, check out Wajima weather in November.

September and December present contrasting weather patterns, reflecting the transition from late summer to winter. In September, temperatures range from a mild 19°C (66°F) to a warm 32°C (90°F), with an average of 24°C (75°F), creating a hot and humid atmosphere with an 84% humidity level. Rainfall is significant, totaling 229 mm (9.0 in) over 14 days. In stark contrast, December sees much cooler temperatures, with a minimum of 0°C (32°F), an average of 8°C (47°F), and a maximum of 19°C (66°F). Although precipitation decreases to 211 mm (8.3 in), it occurs over more days, with rain expected on 26 days. The humidity also drops slightly to 79%. For more detailed information, you can visit Wajima weather in December.

Compare Wajima's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Wajima

September in Wajima marks a transition to more humid and wetter conditions compared to the drier summer months. With an average temperature around 24°C (75°F), the days remain pleasantly warm, although the increased humidity can make it feel more tropical. This month often sees significant precipitation, with rain on about half the days, which notably distinguishes it from the drier summer and the cooler autumn that follows. The blend of warm temperatures and high humidity creates a unique atmosphere that invites exploration of the region's natural beauty. For a deeper understanding of what to expect throughout the year, visit Wajima Climate.