Last updated: August 21, 2025
September in Tian'an, China brings a blend of warm temperatures and frequent rainfall. With a maximum temperature reaching up to 33°C (92°F) and an average of 26°C (80°F), the month showcases the tail end of summer's embrace. However, the minimum temperature hovers around 21°C (70°F), offering cooler evenings. Rainfall is substantial, with an impressive 214 mm (8.4 in) spread across 25 days, resulting in an 82% humidity level that enhances the tropical feel. This weather pattern makes September a lush and vibrant time in Tian'an, perfect for those who appreciate the richness of nature during the rainy season.
In September, Tian'an experiences a transition from the peak summer heat to a more temperate climate, with temperatures ranging from a comfortable 21°C (70°F) at night to a delightful 33°C (92°F) during the day. The average temperature settles around 26°C (80°F), making it an ideal time for outdoor activities and exploring the vibrant local culture. As the month progresses, the nights gradually cool, signaling the approach of autumn. This shift is indicative of a larger trend in Tian'an's climate, where the summer months see consistently high temperatures, with July and August typically being the hottest, while September provides a refreshing respite, heralding the onset of milder weather in October.
In September, Tian'an experiences a significant shift in weather patterns, characterized by a robust precipitation total of 214 mm (8.4 in) spread across 25 rainy days. This marks a notable reduction from the record-breaking rains of August, yet it maintains the momentum of the wet season. The rain collected in this month plays a crucial role in supporting the region's lush landscapes, following the peak monsoonal period. As the transition into autumn begins, September's rainfall is essential for replenishing groundwater and preparing the fields for the harvest season, showcasing the cyclical relationship between weather patterns and agricultural vitality in Tian'an.
In September, humidity levels in Tian'an, China, begin to transition from the peak summer highs, settling at a comfortable 82%. This slight decrease from the sweltering 87% of August suggests the onset of the autumn season, where humidity gradually tapers off. Throughout the year, a clear trend emerges: humidity tends to rise consistently from January through July, reaching its pinnacle during the height of summer. As the seasons change, October's anticipated 80% further supports the notion that while September marks a reduction, it still retains significant moisture, characteristic of the area's transitional climate. This ebb and flow in humidity not only enhances the atmospheric feeling of the region but also underscores the dynamic changes in weather as Tian'an moves towards fall.
As September rolls into Tian'an, China, the UV Index remains consistently high at 13, categorized as extreme with a burn time of just 10 minutes. This trend of elevated UV levels has persisted throughout the summer months, peaking in April and August with a maximum index of 14. Although slightly lower than earlier in the season, September's UV Index continues to demand caution for sun exposure. As temperatures begin to ease, it's essential to remain vigilant about sun protection during outdoor activities. For ongoing updates and more information, check out Tian'an UV Index.
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As September arrives in Tian'an, the city enjoys 296 hours of sunshine, marking a delightful transition from the vibrant summer months. The sun-soaked days of May, which averages an impressive 326 hours, begin to taper as the year progresses, but September still reflects a robust glow. Interestingly, September’s sunshine hours are just slightly below the previous month’s 285 hours, creating a smooth bridge into the cooler autumn. Following a trend of decreasing daylight, October dips further to 282 hours, yet the remnants of summer's brightness linger in September, inviting both locals and visitors to bask in the warmth before the chill of winter sets in. This month stands as a reminder of the seasonal rhythm, where the fading light effortlessly ushers in the rich colors of fall.
In September in Tian'an, China, the likelihood of sunny weather trends downward, with only a 29% chance of sun. This marks a subtle shift as the summer months, particularly June and August, experience even lower probabilities of sunny days at 16% and 18%, respectively. The sun begins to reemerge in the cooler months, with October and November showing slight increases at 18% and 45%. Overall, September serves as a transitional month where sunny prospects are limited, hinting at the cooler, cloudier days that follow as autumn sets in.
In Tian'an, China, the rhythm of daylight unfolds with a captivating cycle throughout the year. As summer reaches its pinnacle in June and July, residents enjoy an abundant 13 hours of sunlight each day, perfect for outdoor activities and exploration. However, as September arrives, the daylight gently recedes to 12 hours, signaling the gradual transition towards autumn. This trend of diminishing daylight continues into October and November, when the hours drop to 11 hours. Yet, the year's journey begins anew in January, with daylight beginning to stretch again, creating a harmonious ebb and flow that reflects the changing seasons and invites locals and visitors alike to experience the beauty of each phase.
As September unfolds in Tian'an, China, the wind plays a gentle tune, averaging a soft 1.4 m/s (3 mph). This marks a notable dip from the breezier summer months of June and July, where speeds hovered around 2.8 m/s (6 mph) and 2.2 m/s (5 mph) respectively. The cooling transition into fall is evident, as the winds continue to lose momentum leading into October, which surprises with a resurgence back to 2.7 m/s (6 mph). Observing the pattern throughout the year reveals a rhythmic ebb and flow of wind speeds; while winter months showcase stability with readings typically around 2.3 m/s (5 mph), it’s the vibrant shifts in late spring to early fall that captivate. This seasonal dance illustrates how September serves as a tranquil interlude, gently ushering in the richer, more robust breezes of autumn.
Weather in Tian'an varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tian'an, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in their weather patterns. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 33°C (92°F), with an average of 26°C (80°F). This month is characterized by high humidity at 82% and significant rainfall, with 214 mm (8.4 in) of precipitation spread over 25 days. In contrast, January offers a much cooler climate, with temperatures ranging from a chilly 7°C (44°F) to a warm 28°C (83°F), averaging 19°C (66°F). This month sees minimal rainfall, with only 17 mm (0.7 in) over just 5 days and a slightly lower humidity of 70%. For more detailed weather information, you can refer to Tian'an weather in January.
Comparing the weather in September and February reveals significant contrasts. September boasts much warmer temperatures, with a minimum of 21°C (70°F) and an average high reaching 33°C (92°F), while February's temperatures are considerably cooler, ranging from a minimum of 8°C (46°F) to a maximum of 31°C (88°F). Additionally, September is characterized by high humidity (82%) and frequent precipitation, averaging 214 mm (8.4 in) over 25 days, making it one of the wettest months. In contrast, February experiences much drier conditions, with only 25 mm (1.0 in) of rain over just 5 days and a relative humidity of 73%. For more detailed insights into February weather patterns, you can refer to Tian'an weather in February.
September and March present quite different weather patterns. In September, temperatures are generally warmer, with minimums around 21°C (70°F), averages hitting 26°C (80°F), and maximums soaring up to 33°C (92°F). This month also sees significant rainfall, accumulating 214 mm (8.4 in) over approximately 25 days, resulting in a high humidity level of 82%. In contrast, March offers a cooler climate, where temperatures range from a minimum of 13°C (55°F) to a maximum of 32°C (89°F), with a more moderate average of 23°C (74°F). The precipitation is much lighter, with just 39 mm (1.6 in) falling over about 10 days and humidity levels at a more comfortable 75%. For more insights about the weather in March, you can visit Tian'an weather in March.
In September, the weather tends to be warmer and more humid compared to April. With average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 33°C (92°F), September experiences considerable warmth, despite also seeing significant rainfall, totaling 214 mm (8.4 in) over 25 days. In contrast, April offers milder temperatures with a minimum of 13°C (55°F) and an average of 25°C (77°F), peaking at 34°C (94°F). Although it has lower precipitation levels of 145 mm (5.7 in) over 15 days, April enjoys a slightly lower humidity level at 75%. For more detailed insights on weather conditions during this month, you can check Tian'an weather in April.
September and May present distinct weather characteristics. September tends to be warmer overall, with average temperatures around 26°C (80°F) and highs reaching up to 33°C (92°F). In contrast, May has a slightly cooler average temperature of 27°C (81°F) but can peak at a higher maximum of 35°C (96°F). Precipitation is more frequent in September, with about 214 mm (8.4 in) falling over 25 days compared to May's 175 mm (6.9 in) over 18 days. Humidity is also a bit higher in September at 82%, compared to May’s 78%. For more specifics about the weather in May, you can check Tian'an weather in May.
When comparing the weather in September and June, September tends to be slightly cooler with an average temperature of 26°C (80°F) compared to June's warmer average of 28°C (83°F). Although June has a higher maximum temperature of 34°C (94°F) compared to September's 33°C (92°F), it also has less precipitation, totaling 165 mm (6.5 in) over 17 days versus September's 214 mm (8.4 in) over 25 days. Humidity levels are comparable, with September at 82% and June at 80%. For a detailed look at the June weather in Tian'an, you can check this link: Tian'an weather in June.
When comparing the weather in July and September, both months experience warm temperatures, but with some notable differences. In July, the minimum temperature is slightly higher at 23°C (73°F), with an average of 27°C (81°F) and a maximum of 34°C (93°F), while September sees a decrease in minimum temperature to 21°C (70°F), with an average of 26°C (80°F) and a maximum of 33°C (92°F). Additionally, July is wetter, receiving 319 mm (12.6 in) of precipitation over 22 days compared to September's 214 mm (8.4 in) across 25 days. Lastly, the humidity is marginally higher in July at 87% versus September's 82%, contributing to the overall feel of the weather. For more specific details on July weather, you can check Tian'an weather in July.
In comparing the weather conditions of September and August, both months exhibit similar temperature ranges, with September featuring minimums of 21°C (70°F), averages of 26°C (80°F), and maximums reaching 33°C (92°F), while August sees slightly higher minimums at 23°C (73°F) and an average of 27°C (80°F). August is notably wetter, with a total precipitation of 365 mm (14.4 in) compared to September's 214 mm (8.4 in), both experiencing rainfall on 25 days. Humidity levels also differ slightly, with August maintaining a higher average of 87% compared to September's 82%. For more details on August weather, you can visit Tian'an weather in August.
In September, the weather tends to be hotter and more humid, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 33°C (92°F), and an average of 26°C (80°F). Rainfall is quite significant, with 214 mm (8.4 in) recorded over 25 days, contributing to a high humidity level of 82%. In contrast, October sees a slight dip in temperatures, with a minimum of 17°C (63°F), an average of 24°C (76°F), and a maximum of 32°C (91°F). Precipitation decreases slightly to 203 mm (8.0 in) over 18 days, and humidity also falls to 80%. For a detailed look at October weather, check out Tian'an weather in October.
September and November present a stark contrast in weather conditions. In September, temperatures peak significantly higher, with a maximum reaching 33°C (92°F) and an average of 26°C (80°F), accompanied by high humidity levels of 82%. This month also experiences considerable rainfall, with 214 mm (8.4 in) of precipitation over 25 days. In contrast, November sees a drop in temperature, with a maximum of 30°C (87°F) and an average of 22°C (73°F). The month is notably drier, with just 59 mm (2.3 in) of rain over 9 days and a slightly lower humidity of 76%. For more detailed information, you can check Tian'an weather in November.
In September, the weather is warm and humid, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 33°C (92°F) and an average of 26°C (80°F). The month is characterized by significant rainfall, with 214 mm (8.4 in) of precipitation spread over 25 days, contributing to a high humidity level of 82%.
In contrast, December brings a much cooler climate, featuring a minimum temperature of 8°C (47°F) and an average of 19°C (67°F), with a maximum of 30°C (86°F). Precipitation drops significantly to just 34 mm (1.4 in) over 4 days, and humidity decreases to 75%. This stark difference creates a more comfortable and less humid environment in December. For more details, check out Tian'an weather in December.
September in Tian'an presents a unique blend of warmth and humidity, distinguishing it from the preceding summer months. With temperatures averaging a comfortable 26°C (80°F), the weather invites outdoor activities, yet it also brings a notable increase in rainfall, with 214 mm falling over approximately 25 days. The humidity lingers around 82%, making the air feel heavier, which sets this month apart from the drier, hotter weeks of July and August. As the region transitions towards autumn, September’s weather creates a vibrant atmosphere that encourages exploration while reminding visitors to be prepared for those unexpected showers. For more detailed insights, check out Tian'an Climate.