Last updated: August 21, 2025
In September, Auroville experiences a warm and humid climate, with average temperatures hovering around 29°C (84°F). The month welcomes maximum highs of 33°C (92°F) and cooler nights dipping to 25°C (77°F). Frequent rainfall is characteristic of this period, bringing a total of 121 mm (4.8 in) across 18 days, enriching the lush landscapes that Auroville is known for. The 76% humidity adds to the tropical ambiance, making it a vibrant time for nature lovers and those seeking the serenity of this unique community.
In September, Auroville experiences a transition towards cooler temperatures as it moves away from the peak summer months. The minimum temperature hovers around 25°C (77°F), providing comfortable nights for residents and visitors alike. The average temperature is a pleasant 29°C (84°F), making it ideal for outdoor activities and exploration of this unique community. The month's maximum temperature reaches up to 33°C (92°F), showcasing the lingering warmth of summer but without the extreme heat seen in previous months. The slight dip in both minimums and maximums compared to the intense heat of May and June illustrates the onset of a more moderate climate, allowing for enjoyable days and cooler evenings in this vibrant part of India. Overall, September marks a time of balmy weather and increasing rainfall, offering a refreshing change as the region prepares for the coming monsoon season.
In September, Auroville experiences one of its wettest months, with precipitation reaching 121 mm (4.8 inches) over approximately 18 days of rainfall. This marks a notable increase from the preceding months, where rainfall began to escalate during the late summer. The skies open up further, preparing the landscape for the subsequent surge in October, when precipitation continues to climb to 195 mm (7.7 inches). As the monsoon season peaks, September's consistent rain not only revitalizes the flora but also encourages a palpable sense of renewal in the vibrant community of Auroville. This pattern reflects the overall trend of increasing precipitation as the year progresses, establishing September as a crucial month in the annual climatic rhythm of the region.
As September unfolds in Auroville, India, the humidity levels rise notably to 76%, marking a shift towards the more humid months of the year. Following a gradual increase from 56% in April and a peak in the summer months, this transition exemplifies the region's tropical climate. The humidity continues to climb into October, reaching a substantial 87%, and remains high through November, where it peaks at 88%. This upward trend suggests that September is a pivotal month, bridging the moderate conditions of late summer to the intense dampness of the approaching monsoon season, inviting both lush growth and a more humid atmosphere.
September in Auroville, India, continues the trend of intense sun exposure that peaks during the earlier summer months. With a UV Index of 13, categorized as extreme, residents and visitors alike should remain vigilant, as even brief sun exposure can lead to skin damage in just 10 minutes. This month maintains a consistent level of UV radiation similar to July and August, reflecting a steady challenge for effective sun protection. As autumn approaches, the index does show a slight decline compared to the peak in April, but caution is still essential. For more detailed information on how to navigate the UV challenges in Auroville, visit Auroville UV Index.
UV Risk Categories
September in Auroville, India, continues the trend of abundant sunshine, offering 298 hours of daylight—a slight dip from the summer peak but still a generous amount. As the year unfolds, sunshine hours gradually rise from the cooler months of January through May, peaking in early summer with 352 hours in May. Following this zenith, a gradual decline begins, with late summer months like August at 304 hours and September showing a decrease. This anticipated reduction leads into October's recovery, hinting at the resilience of sunshine in Auroville. As the seasons shift, the warm, golden rays of September remind us that while daylight hours may wane, the vibrancy of the atmosphere remains ever-present.
As summer transitions into autumn, September in Auroville, India brings a significant dip in sunny days, with only a 16% chance of sunshine. This trend follows a steady decline from the vibrant summer months, where brightness is almost taken for granted. After the peak of February and March, which boast chances of sun at 70% and 69% respectively, the onset of the monsoon in June leads to much grayer skies, with July and August seeing even lower probabilities. With September marking the tail end of the rainy season, residents and visitors should prepare for cloudy days, making those rare sunny moments all the more precious.
In Auroville, India, the September daylight duration mirrors the trend of the preceding months, consistently basking in 12 hours of daylight. This pattern, beginning in March and continuing uninterrupted through the summer, highlights a harmonious balance between light and darkness. As the year transitions into October, the daylight begins to wane, dropping back to 11 hours, signaling the arrival of shorter days. Overall, September stands as part of a stretch of generous daylight, inviting residents and visitors alike to embrace the vibrant outdoor life that Auroville is known for. The gradual shift in light throughout the year reflects the region’s unique rhythm, punctuated by inviting days that encourage exploration and connection.
September in Auroville, India, is marked by a gentle wind that averages 3.4 m/s (8 mph), subtly reflecting a seasonal shift towards milder breezes. Following the peak of summer, where the wind speed typically hovers around 4.1 m/s in May and 4.2 m/s in June, September's more tranquil gusts usher in a refreshing change. The wind tends to slow down slightly as the month progresses into the welcoming embrace of autumn, indicating a gradual retreat from the peak summer conditions of earlier months. This gentle descent in wind speed, while not dramatic, hints at the tranquil beauty of Auroville's September landscape, where soft breezes complement the lush greenery, inviting both residents and visitors to relish the serene atmosphere.
Weather in Auroville varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Auroville, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between September and January, September is characterized by warmer temperatures, with a minimum of 25°C (77°F) and average highs reaching 33°C (92°F). This month also experiences significant rainfall, averaging 121 mm (4.8 in) over 18 days, contributing to a higher humidity level of 76%. In contrast, January offers more moderate temperatures, with a minimum of 21°C (70°F) and an average high of 29°C (85°F). Precipitation is notably lower in January, with only 47 mm (1.8 in) falling over just 6 days, and the humidity slightly decreases to 72%. For more details, check out Auroville weather in January.
September and February present strikingly different weather patterns. In September, the temperatures range from a minimum of 25°C (77°F) to a maximum of 33°C (92°F), with an average of around 29°C (84°F). The month is characterized by high humidity at 76% and significant precipitation, accumulating 121 mm (4.8 in) over 18 days. In contrast, February experiences milder temperatures, with a minimum of 20°C (69°F) and a maximum of 30°C (87°F), averaging 26°C (79°F). This month sees much less rainfall, totaling just 8 mm (0.3 in) over only 1 day, and a lower humidity level of 62%. For more information on February weather specifics, you can visit Auroville weather in February.
In September, the weather is characterized by warmer temperatures, with a minimum of 25°C (77°F) and an average of 29°C (84°F), reaching up to a maximum of 33°C (92°F). However, this month also sees significant rainfall, totaling 121 mm (4.8 in) over 18 days, contributing to a high humidity level of 76%. In contrast, March offers slightly cooler temperatures, with a minimum of 22°C (72°F) and an average of 28°C (82°F), while still peaking at 33°C (92°F). Additionally, March experiences much less precipitation, with only 13 mm (0.5 in) over just 3 days, and a much lower humidity of 57%. For more detailed information, you can check Auroville weather in March. Overall, September is marked by higher humidity and rainfall, while March enjoys drier and more stable conditions.
In comparing the weather between September and April, both months exhibit a minimum temperature of 25°C (77°F) and a similar average temperature around 29°C, but April reaches a higher maximum temperature of 35°C (94°F) compared to September's 33°C (92°F). September is characterized by significantly increased rainfall, with 121 mm (4.8 in) over 18 rainy days, while April sees much drier conditions with only 12 mm (0.5 in) of precipitation across just 4 days. Additionally, April enjoys lower humidity levels at 56%, making it feel less muggy than September, which has a humidity of 76%. For more details on the weather in April, you can visit Auroville weather in April.
In September, the weather is characterized by slightly lower average temperatures, ranging from a minimum of 25°C (77°F) to a maximum of 33°C (92°F), with an overall average of 29°C (84°F). This month also experiences significant rainfall, averaging 121 mm (4.8 in) spread over 18 days, resulting in a higher humidity level of 76%. In contrast, May is hotter, with temperatures ranging from a minimum of 25°C (78°F) to a scorching maximum of 37°C (99°F), and an average temperature of 30°C (87°F). Additionally, May sees very little precipitation—only 20 mm (0.8 in) over just 5 days—and a lower humidity of 64%. For a more in-depth look at May's climate, you can check Auroville weather in May.
In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 33°C (92°F), with an average temperature of 29°C (84°F). The month experiences higher precipitation, with 121 mm (4.8 in) over 18 days, and humidity levels are at 76%. In contrast, June presents slightly warmer temperatures, with a minimum of 26°C (79°F) and a maximum of 35°C (96°F), averaging 31°C (87°F). Additionally, June is significantly drier, receiving only 50 mm (2.0 in) of rain over 10 days and lower humidity at 71%. For a closer look at June's climate specifics, visit Auroville weather in June.
In comparing the weather between September and July, both months exhibit warm temperatures, but September tends to be slightly cooler. September's average temperature is 29°C (84°F), compared to July's 30°C (86°F), while the maximum temperature in September reaches 33°C (92°F) versus July's 35°C (96°F). Additionally, September is marked by higher precipitation levels, recording 121 mm (4.8 inches) over 18 days, which is significantly more than July's 85 mm (3.3 inches) over 17 days. Finally, September also experiences increased humidity at 76%, compared to July’s 64%. For more specific details regarding July's weather, check out the link: Auroville weather in July.
In comparing the weather of September and August, we note that both months have a similar minimum temperature of around 25°C (77°F), but August experiences warmer maximum temperatures, peaking at 35°C (95°F) compared to September's 33°C (92°F). The average temperature remains consistent between the two months, with September slightly cooler at 29°C (84°F) versus August's 29°C (85°F). Rainfall is a notable factor, as September receives more precipitation at 121 mm (4.8 in) over 18 days, while August sees 110 mm (4.3 in) over 17 days. Additionally, the humidity levels rise in September to 76%, compared to 69% in August, contributing to a muggier atmosphere. For a detailed look at August's weather, you can check Auroville weather in August.
September and October showcase a subtle transition in weather patterns. In September, the temperatures range from a minimum of 25°C (77°F) to a maximum of 33°C (92°F), with an average of 29°C (84°F). The month experiences a significant amount of rainfall, totaling 121 mm (4.8 in) over 18 days, coupled with a humidity level of 76%. In contrast, October sees slightly cooler temperatures, with a minimum of 24°C (76°F) and an average of 28°C (83°F), while still peaking at 33°C (92°F). However, it is notably wetter, with precipitation rising to 195 mm (7.7 in) across 21 days and humidity increasing to 87%. This increase in rainfall and humidity makes October feel more saturated compared to September. For more detailed information, you can check out Auroville weather in October.
In September, the weather tends to be warm with minimum temperatures around 25°C (77°F) and an average high of 33°C (92°F). Humidity is relatively high at 76%, and the month sees about 121 mm (4.8 in) of precipitation spread over 18 days. In contrast, November experiences slightly cooler temperatures, with a minimum of 23°C (74°F) and an average high of 31°C (89°F). However, it is significantly wetter, receiving approximately 370 mm (14.6 in) of rainfall across 23 days, coupled with increased humidity at 88%. For more details, you can check out Auroville weather in November.
In September, temperatures are generally higher, with minimums around 25°C (77°F) and average highs reaching 33°C (92°F). The month experiences significant precipitation, totaling 121 mm (4.8 in) over 18 days, accompanied by a humidity level of 76%. In contrast, December brings a slight drop in temperature, with minimums at 22°C (71°F) and average highs of 30°C (86°F). However, December is wetter, accumulating 180 mm (7.1 in) of rain over just 12 days, with a higher humidity of 83%. For more details on December's weather patterns, you can check Auroville weather in December.
As September rolls in, Auroville experiences a significant shift in weather, embracing a blend of warmth and humidity that's distinct from the preceding months. With temperatures averaging around 29°C (84°F) and often peaking at 33°C (92°F), the heat remains palpable, but it's accompanied by increased rainfall, resulting in about 121 mm (4.8 in) of precipitation over 18 days. This month also sees humidity levels soaring to 76%, making the air feel muggier and inviting lush greenery as nature awakens from the dry spell of summer. For those planning a visit, be prepared for the mix of sun and showers that characterizes this vibrant transitional period. For more insights about the weather patterns throughout the year, check out Auroville Climate.