September Weather in Zigong, China

Last updated: August 21, 2025

In September, Zigong, China experiences a dynamic climate characterized by a maximum temperature reaching 36°C (96°F) and an average temperature of 24°C (75°F), providing warm days and cooler evenings with a minimum temperature of 16°C (62°F). This month sees significant precipitation, amassing 139 mm (5.5 in) over approximately 18 days, contributing to a notably high humidity level of 91%. The blend of warmth and moisture creates a vibrant atmosphere, setting the stage for lush landscapes and a lively transition into autumn.

September Temperature in Zigong

In Zigong, China, September marks a pleasant transition as summer draws to a close, featuring minimum temperatures around 16°C (62°F) and a comfortable average of 24°C (75°F). It’s a time when the heat of the summer begins to wane, yet the warmth still lingers, with maximum temperatures reaching up to 36°C (96°F). Comparatively, the month shows a marked drop from the scorching heights of July and August, making it an ideal period for outdoor activities in the mild climate. As the month progresses, the air feels more refreshing, hinting at the cool embrace of autumn that follows. This blend of warmth and coolness creates a unique charm, encouraging both locals and visitors to relish the vibrant scenery and cultural festivities that Zigong has to offer.

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

The chart illustrates September temperature patterns in Zigong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zigong, 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).
JanFebMarAprMayJunJulAugSepOctNovDec475160677378828375655749
Data source: Temperature data for Zigong 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 Zigong

September in Zigong, China, marks a transition into the autumn season, characterized by decreased rainfall compared to the preceding summer months. With precipitation totaling 139 mm (5.5 in) over 18 days, September sees a notable dip from the heavier rains of July and August, which received 216 mm and 213 mm respectively. This shift indicates the waning influence of the summer monsoon. While still relatively wet, the precipitation levels are significantly lower than the summer peak, reflecting a gradual change in climate patterns as the region prepares for drier months ahead. As such, September offers a blend of lingering warmth and refreshing rain, keeping the landscape vibrant as it transitions to autumn.

September Precipitation Trends in Zigong

The chart displays monthly precipitation patterns in Zigong, 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 Zigong, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2223447486130216213139802732
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Zigong

As summer gives way to autumn in Zigong, China, September marks a continuation of high humidity, reaching 91%, similar to August's peak. This trend reflects the city's generally high moisture levels throughout the year, with humidity consistently hovering between 86% and 91% from June to November. While there is a slight decline in humidity as October approaches, the overall pattern highlights a significant seasonal moisture presence, making Zigong one of the more humid locations during this transitional phase of the year. This persistent humidity not only influences daily comfort but also shapes the region's lush landscapes and vibrant ecosystems.

September Average Humidity in Zigong

This chart illustrates the average monthly humidity levels in Zigong, 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 Zigong is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%78%80%87%89%89%91%91%90%91%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Zigong

In September, Zigong, China, experiences an extreme UV Index of 11, continuing the trend set by the scorching summer months. With a burn time of just 10 minutes, it’s essential for residents and visitors alike to take protective measures against the sun's intense rays. This consistency in high UV levels from May through September highlights the importance of sun safety during these months, particularly for outdoor activities. As the month transitions to October, the UV Index is expected to drop to 8, signaling a shift toward very high exposure levels, but it remains crucial to stay vigilant. For more detailed information on UV exposure, visit Zigong UV Index.

Maximum UV Index Levels in Zigong for September

The chart shows the monthly maximum UV Index (UVI) for Zigong 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 Zigong typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101211121111864
Data source: Zigong 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 Zigong

In Zigong, China, September shines brightly with 228 hours of sunshine, marking a gentle transition into the mellow autumn months. This month follows the peak of summer, where July and August bask in almost 300 hours of radiant sunlight. Interestingly, September's sunshine hours are still substantial, outpacing most earlier months and hinting at the region's gradual shift toward cooler days. After the sun-drenched highs of summer, this slight dip invites residents to enjoy outdoor activities before autumn fully sets in. As October approaches with a notable decrease to just 127 hours, the warm glow of September becomes a cherished memory, reminding us of the vibrant summer just past while ushering in the cozy ambiance of fall.

Monthly Sunshine Duration in Zigong: September Highlighted

The September sunshine duration represents the total number of hours Zigong 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.
JanFebMarAprMayJunJulAugSepOctNovDec122h176h192h234h270h266h295h301h228h127h158h141h
Data source: Zigong September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zigong During September

In Zigong, China, the likelihood of sunny weather in September stands at a promising 30%, making it a notable month for sunshine compared to the preceding summer. While June and July experience lower chances of sun, with only 10% and 26% respectively, September offers a slight improvement, hinting at a change as the seasons transition. This uptick is particularly refreshing, especially after the gloomier days of April and June with their dismal 12% and 10% chances. As autumn approaches, September emerges as a brighter option for those looking to enjoy the outdoors in this vibrant city. Overall, residents and visitors alike can look forward to more sunny moments, adding a golden touch to the early fall.

Percentage of Sunny Days in September in Zigong

The chart illustrates the percentage of sunny days in Zigong 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 Zigong experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%29%28%12%16%10%26%19%30%10%21%23%
Data source: Zigong September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zigong in September

As September unfolds in Zigong, China, daylight begins to wane, offering approximately 12 hours of light each day. This marks a subtle transition from the peak summer months, where daylight reached its maximum at 13 hours from June through August. Following the bright and extended days of summer, September sees a graceful decline, hinting at the approach of autumn. The daylight duration will continue its gradual decrease into October, reverting to 11 hours, before reaching the shorter days of winter. This rhythmic ebb and flow of daylight not only influences the landscape but also enhances the seasonal charm of Zigong, inviting residents and visitors alike to embrace the changing hues of nature.

Average Daylight Hours in Zigong for September

The chart illustrates the variation in daylight duration in Zigong throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 29m11h 8m11h 59m12h 52m13h 36m13h 58m13h 47m13h 8m12h 18m11h 25m10h 40m10h 17m
Data source: Zigong daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Zigong

As September arrives in Zigong, China, the average wind speed picks up to 1.9 m/s (4 mph), matching the consistent breeziness seen in the earlier spring months. This slight increase in wind is a gentle reminder of the transition from summer to autumn, as the winds gradually reclaim their vigor after a summer lull, where speeds dipped to their annual low of 1.6 m/s (4 mph) in July. Interestingly, throughout the year, wind speeds have shown a subtle fluctuation, but September seems to hold onto the refreshing breezes of spring, hinting at the seasonal shift ahead. As the months progress towards winter, the winds tend to soften once again, settling back to 1.6 m/s by November. This charming rhythm of the September winds invites locals and visitors alike to enjoy the outdoor beauty of Zigong as nature prepares for the cooler months ahead.

Average September Wind Speed in Zigong

The chart displays monthly wind speed patterns in Zigong, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.81.91.91.81.71.61.81.9 m/s1.71.61.6
Data source: Zigong September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Zigong Compares to Other Months

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

September weather in Zigong is characterized by warm temperatures, with average highs reaching up to 36°C (96°F) and an overall average of 24°C (75°F). The month is quite humid, with humidity levels around 91% and significant rainfall totaling 139 mm (5.5 in) across 18 days. In contrast, January brings much cooler temperatures, with averages around 9°C (48°F) and maximums only hitting 17°C (63°F). Precipitation is significantly lower in January, with only 22 mm (0.9 in) over about 7 days and humidity slightly decreased at 86%. For more details on January weather, check out Zigong weather in January.

September and February present contrasting weather conditions, highlighting the shift from the warmth of late summer to the chill of late winter. In September, temperatures range from a minimum of 16°C (62°F) to a maximum of 36°C (96°F), with an average of 24°C (75°F). This month also experiences significant rainfall, with 139 mm (5.5 in) of precipitation over 18 days, and humidity levels soaring to 91%. In contrast, February is much cooler, with temperatures dropping to a minimum of 2°C (35°F) and peaking at 25°C (78°F), averaging around 10°C (51°F). February sees considerably less rain, with only 23 mm (0.9 in) of precipitation over just 8 days, and humidity remains at a slightly lower 87%. For a more detailed look at February weather, you can explore Zigong weather in February.

In comparing the weather between September and March, there are notable differences in temperature and precipitation. September tends to be much warmer, with average temperatures around 24°C (75°F) and highs reaching up to 36°C (96°F), while March sees a cooler average of 16°C (61°F) and maximums of 31°C (89°F). Additionally, September experiences significantly higher precipitation levels, accumulating 139 mm (5.5 in) over 18 days, compared to March’s 44 mm (1.7 in) across 13 days. Humidity levels are also higher in September at 91%, while March's humidity is a moderately lower 78%. For more specific details, you can check Zigong weather in March.

September and April showcase contrasting weather patterns, highlighting the transition between seasons. In September, temperatures range from a minimum of 16°C (62°F) to a maximum of 36°C (96°F), with an average of 24°C (75°F). This month is notably humid at 91%, accompanied by significant precipitation of 139 mm (5.5 in) over 18 days. In contrast, April experiences cooler temperatures, with a minimum of 9°C (49°F) and an average of 20°C (67°F), reaching up to 36°C (98°F). Precipitation is much lower at 74 mm (2.9 in) spread over 13 days, and humidity levels are at 80%. For more detailed insights, visit Zigong weather in April.

September and May exhibit contrasting weather patterns. In September, temperatures range from a minimum of 16°C (62°F) to a maximum of 36°C (96°F), averaging around 24°C (75°F). The month is quite humid, with an average humidity of 91% and significant rainfall totaling 139 mm (5.5 in) over 18 days. In contrast, May offers slightly cooler temperatures, with a minimum of 12°C (54°F) and a maximum reaching up to 39°C (103°F), with an average of 23°C (74°F). May is relatively drier, experiencing only 86 mm (3.4 in) of precipitation over 13 days and maintaining a lower humidity of 87%. For a detailed look at weather conditions in May, you can visit Zigong weather in May.

In a comparison of September and June weather, both months experience warm temperatures, with average highs reaching up to 36°C (96°F in September and 98°F in June). September has a slightly lower average temperature of 24°C (75°F) compared to June's 25°C (78°F). Precipitation levels are fairly close, with September recording 139 mm (5.5 in) and June slightly less at 130 mm (5.1 in), both with rain on approximately 18 days. Notably, September exhibits a higher humidity level at 91%, compared to June's 89%. This results in a more humid feel in September, making the weather feel a bit more oppressive despite similar temperature extremes. For more detailed information, check out Zigong weather in June.

September weather tends to be milder compared to July, with average temperatures ranging from a minimum of 16°C (62°F) to a maximum of 36°C (96°F), while July experiences higher temperatures, with averages between 20°C (69°F) and 40°C (105°F). Additionally, September sees lower overall precipitation at 139 mm (5.5 in) over 18 days, compared to July’s 216 mm (8.5 in) spread across 22 days. Interestingly, both months maintain high humidity levels, with September slightly higher at 91% compared to July’s 89%. For more details on July's weather specifics, you can check Zigong weather in July.

September brings slightly cooler temperatures compared to August, with minimums dropping from 19°C (67°F) to 16°C (62°F) and average temperatures decreasing from 28°C (83°F) to 24°C (75°F). The maximum temperatures are also milder in September, reaching 36°C (96°F) compared to August's peak of 40°C (104°F). Precipitation is somewhat less in September, at 139 mm (5.5 in) over 18 days, while August experiences more rain with 213 mm (8.4 in) over 19 days. Despite these differences, both months maintain high humidity levels of 91%. For more detailed information on the weather, check out Zigong weather in August.

September typically experiences warmer temperatures, with minimums around 16°C (62°F) and maximums reaching up to 36°C (96°F), while averaging 24°C (75°F). In contrast, October sees a noticeable drop in temperature, with minimums at 11°C (52°F) and maximums peaking at 33°C (92°F), resulting in an average of 18°C (65°F). Precipitation levels also decline from 139 mm (5.5 in) over 18 days in September to 80 mm (3.1 in) over 16 days in October. Humidity remains high in both months, with September at 91% and October slightly lower at 90%. For more detailed insights, you can check the specifics at Zigong weather in October.

The weather in September is significantly warmer compared to November, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 36°C (96°F) and an average of 24°C (75°F). In contrast, November sees much cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 25°C (77°F), averaging only 14°C (58°F). Precipitation also varies considerably; September experiences 139 mm (5.5 in) of rain over 18 days, while November has a much drier climate, with just 27 mm (1.0 in) of rain over 8 days. Despite both months sharing high humidity levels of 91%, the overall feel of the weather shifts dramatically from the heat of summer to the coolness of late autumn. For more details on November weather, visit Zigong weather in November.

September and December feature starkly contrasting weather conditions. In September, temperatures range significantly, with a minimum of 16°C (62°F) and a maximum of 36°C (96°F), resulting in an average temperature of 24°C (75°F). This month also sees considerable precipitation, with 139 mm (5.5 in) falling over 18 days and humidity levels soaring to 91%. In December, however, the weather shifts dramatically; temperatures drop to a minimum of 2°C (35°F) and a maximum of 18°C (65°F), averaging just 9°C (49°F). Precipitation is notably lower at 32 mm (1.3 in) over only 10 days, with humidity slightly less at 87%. For more detailed weather information, you can visit Zigong weather in December.

Compare Zigong's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Zigong

As September rolls into Zigong, the weather transitions significantly from the scorching summer months, bringing a blend of warmth and humidity. With maximum temperatures peaking around 36°C (96°F) and an average of 24°C (75°F), the month offers a more temperate climate that many find pleasant. However, the high humidity of 91% often makes it feel much warmer, creating a muggy atmosphere that's typical for this time of year. With 18 days of rainfall accumulating to approximately 139 mm (5.5 in), September sees a notable increase in precipitation compared to the drier summer months. For those seeking to understand the unique climate patterns of this vibrant region, further insights can be found at Zigong Climate.