Last updated: August 21, 2025
In September, the weather in Nellore, India presents a blend of warmth and moisture, characterized by a maximum temperature reaching up to 38°C (102°F) and an average of 30°C (87°F). The month experiences an average minimum temperature around 25°C (77°F), creating a humid environment with 83% humidity. Rainfall is notable, with approximately 150 mm (5.9 in) distributed over 18 days, contributing to the region’s lush landscape and vibrant atmosphere. This period marks a transition as the monsoon begins to recede, making it a captivating month for both locals and visitors.
In September, Nellore experiences a slight transition as summer begins to wane, offering a glimpse of the cooler weather to come. With temperatures ranging from a minimum of 25°C (77°F) to a maximum of 38°C (102°F), the city remains warm but noticeably more comfortable compared to the preceding months. The average temperature settles at 30°C (87°F), reflecting a gradual decline from the peak summer heat, especially when contrasted with the soaring maxima seen in May and June. This month often heralds refreshing rains, making it an ideal time for residents and visitors to enjoy the vibrant outdoors amid a more temperate climate. As the year progresses, the gradual cooling signals the approach of autumn, evoking a sense of anticipation for the upcoming months.
September marks a significant shift in precipitation patterns in Nellore, India, with rainfall escalating to 150 mm (5.9 in) over approximately 18 days. This surge follows the heavy monsoon months of July and August, which collectively accumulated 225 mm (8.9 in) and laid the groundwork for September's downpour. The transition into autumn brings a noticeable increase in wet days, reflecting the city’s monsoonal rhythm. Compared to drier months earlier in the year, September showcases nature's vibrant resurgence, as the skies open up, enveloping the region in a lush, rejuvenating embrace that sets the stage for the even heftier rains of October and November.
As summer gives way to the monsoon season in Nellore, India, September marks a notable shift in humidity levels, soaring to 83%. This increase reflects a steady rise from the drier months, where humidity levels dipped to 41% in March and reached only 49% in May. After a gradual ascent through the mid-year, with August experiencing a humidity level of 76%, September’s figures herald the arrival of the wettest months. The month that follows, October, sees even higher humidity levels at 86%, setting the tone for a persistently moist climate as the year transitions into the final quarter. The trend underscores Nellore's transformation from dry heat to the lush, humid environment typical of the Indian monsoon.
As we delve into the UV Index trends in Nellore, India, September emerges as a peak month, reaching a remarkable index of 14, which falls into the extreme exposure category. This intensifying trend is evident as the index has climbed steadily from January’s already high 9, consistently showcasing extreme levels from February onward. The burn time remains critically short throughout the year, with just 10 minutes needed to incur damage at this remarkable level in September. It’s important to remain diligent about sun safety during this peak, as the escalating UV index underscores the need for protective measures. For more details on UV levels throughout the year, visit Nellore UV Index.
UV Risk Categories
As September rolls in, Nellore, India, enjoys a pleasant 293 hours of sunshine, a slight dip from the vibrant peak of summer but still a bright treasure in the year. This month's sunshine marks a continuation of the warm glow that peaked in May with 356 hours, gradually easing into the monsoon season. The transition is evident as the hours of sunlight shift from the scorching summer months into the milder warmth of autumn. Notably, September exhibits an intriguing balance, as it hovers comfortably between the sunny embrace of previous months and the impending clouds of October, which promise 311 hours of light. This trend not only highlights the city's commitment to sunny days but also sets the stage for a colorful autumn in Nellore.
In Nellore, India, September marks a significant shift in the weather pattern as the chance of sunny days dips to a mere 11%. This decline is part of a broader trend observed through the months, where the sunny disposition of summer gives way to the heavier rains of the monsoon. Following the relatively brighter months of January through April, which enjoy chances of sunshine ranging from 45% to 76%, September experiences a stark contrast, with only a fraction of clear skies. This pattern continues until October, when the likelihood improves slightly to 35%, indicating a slow transition out of the monsoon period. Therefore, those hoping for sun in September may need to be prepared for a cloudier, wetter experience.
In Nellore, India, the month of September maintains a steady daylight duration of 12 hours, reflecting a pattern that began in March and continued through the summer months. As the year transitions from the long days of summer to the shorter days of winter, September stands out for its consistent brightness, mirroring the enduring daylight of the preceding months. This trend of stable daylight duration underscores the region's tropical climate, where daylight hours peak and remain reliable, providing ample time for outdoor activities and appreciating the rich local culture. As the days gradually shorten towards the year’s end, September serves as a reminder of the vibrant and dynamic atmosphere that characterizes Nellore during the monsoon season.
In September in Nellore, India, the average wind speed settles at 3.0 m/s (7 mph), showcasing a gentle breeze that transitions from the higher speeds of the summer months. As the year progresses, there's a noticeable trend of increasing wind speeds through the hotter months of May and June, peaking at 4.1 m/s (9 mph) before gradually declining. The winds remain relatively steady during this month, following the somewhat balmy August. As temperatures begin to dip into the autumn, you can expect the winds to soften, continuing the pattern seen in the preceding months of October and December. This cyclical nature of wind in Nellore not only defines its climate but also invigorates the atmosphere with a refreshing rhythm each year.
Weather in Nellore varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nellore, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase contrasting weather patterns. In September, the minimum temperature hovers around 25°C (77°F) while the average peaks at 30°C (87°F), with maximum temperatures soaring to 38°C (102°F). This month also sees significant rainfall, with 150 mm (5.9 in) of precipitation spread over 18 days, contributing to a high humidity level of 83%. In contrast, January offers milder temperatures, with a minimum of 18°C (65°F) and an average of 26°C (78°F), reaching a maximum of 33°C (92°F). Precipitation is scarce in January, with only 21 mm (0.8 in) falling over just 3 days and humidity dropping to a more comfortable 68%. For a detailed look at January's weather, you can visit Nellore weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 38°C (102°F), with an average of 30°C (87°F). This month also experiences significant rainfall, averaging 150 mm (5.9 in) over 18 days, accompanied by high humidity levels at 83%. In stark contrast, February boasts milder conditions with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 37°C (98°F), and an average of 27°C (80°F). Precipitation in February is minimal, with only 6 mm (0.2 in) falling on just 1 day, and humidity drops to a more comfortable 57%. For more details, you can visit Nellore weather in February.
September and March present distinct weather conditions. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 38°C (102°F), with an average temperature of 30°C (87°F). The month is characterized by high humidity at 83% and significant rainfall, totaling 150 mm (5.9 in) over about 18 days. In contrast, March exhibits slightly cooler temperatures, with a minimum of 21°C (70°F) and a maximum of 40°C (105°F), averaging 29°C (85°F). However, March is notably drier, experiencing only 4 mm (0.2 in) of precipitation over just 1 day and a much lower humidity level of 41%. For more detailed insights on the weather in March, visit Nellore weather in March.
September and April present distinct weather patterns. In September, the temperatures range from a minimum of 25°C (77°F) to a maximum of 38°C (102°F), with an average of 30°C (87°F). This month is notably humid with an 83% humidity level and experiences substantial rainfall of 150 mm (5.9 in) spread over 18 days. In contrast, April boasts slightly higher average temperatures, ranging from a minimum of 24°C (76°F) to a scorching maximum of 42°C (107°F) and an average of 31°C (89°F). However, it is much drier, with only 4 mm (0.2 in) of precipitation and no rain days, resulting in a significantly lower humidity level of 40%. For more insights on April weather, you can visit Nellore weather in April.
September and May present contrasting weather patterns. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 38°C (102°F), with an average of 30°C (87°F). The month also experiences significant rainfall, totaling 150 mm (5.9 in) over 18 days, contributing to a high humidity level of 83%. In contrast, May tends to be hotter, with temperatures reaching a staggering maximum of 44°C (111°F) and an average of 33°C (92°F), while only 10 mm (0.4 in) of precipitation falls over just one day. Humidity levels in May are considerably lower at 49%. For more details on the weather in May, you can visit Nellore weather in May.
In comparing the weather between September and June, September typically experiences slightly cooler temperatures with an average of 30°C (87°F), while June heats up to an average of 33°C (92°F), reaching maximums as high as 43°C (110°F). September also has a higher level of humidity at 83%, significantly more than June's 59%. Additionally, September is marked by more precipitation, totaling 150 mm (5.9 in) over 18 days, compared to June's 70 mm (2.8 in) over 13 days. For a detailed overview of the conditions in June, you can visit Nellore weather in June.
In comparing the weather between September and July, we see notable differences in temperature and humidity levels. September experiences a slightly lower average temperature of 30°C (87°F) compared to July's warmer average of 31°C (89°F). However, July records a higher maximum temperature of 41°C (105°F) while September peaks at 38°C (102°F). Precipitation levels are higher in September, with 150 mm (5.9 in) over 18 days, compared to July's 119 mm (4.7 in) over 16 days. Furthermore, September exhibits noticeably higher humidity at 83% versus July’s 61%. For more details on July weather in Nellore, check out Nellore weather in July.
In comparing the weather of September and August, we can observe some notable differences. September experiences slightly cooler average temperatures, ranging from a minimum of 25°C (77°F) to an average of 30°C (87°F), compared to August's warmer average of 31°C (88°F). While both months see maximum temperatures peak at 39°C (102°F), September is characterized by increased precipitation, totaling 150 mm (5.9 in) over 18 days, compared to August's 106 mm (4.2 in) over 17 days. Additionally, humidity levels are higher in September at 83%, compared to 76% in August, which can make the transition from summer feel more intense. For a more detailed look at August's weather, you can check out Nellore weather in August.
September and October show some interesting similarities and differences in weather patterns. In September, the minimum temperature is slightly higher at 25°C (77°F), with an average of 30°C (87°F) and a maximum reaching 38°C (102°F). The month also experiences significant rainfall, totaling 150 mm (5.9 in) across 18 days, with humidity averaging 83%. In contrast, October features a slightly cooler minimum temperature of 24°C (75°F) and a lower average of 29°C (85°F), although the maximum temperature can peak at 39°C (102°F). There is a slight increase in precipitation, reaching 165 mm (6.5 in) over 17 days, with humidity rising to 86%. For more detailed information on October weather, visit Nellore weather in October.
In comparison, September experiences warmer temperatures with a minimum of 25°C (77°F) and an average high of 38°C (102°F), while November is cooler, featuring a minimum of 22°C (71°F) and a maximum of 34°C (94°F). Both months see significant rainfall, but November has the higher total precipitation at 256 mm (10.1 in) over 17 days compared to September's 150 mm (5.9 in) over 18 days. Humidity remains consistent, with September at 83% and November slightly higher at 84%. For more detailed information, you can visit Nellore weather in November.
In September, the weather is typically warmer and more humid, with average temperatures reaching around 30°C (87°F) and maximums soaring up to 38°C (102°F). This month also sees more frequent rain, with about 150 mm (5.9 in) of precipitation spread over 18 days, resulting in a humidity level of 83%. In contrast, December presents a milder climate with lower temperatures, averaging 26°C (79°F) and peaking at 33°C (91°F). The rainfall decreases significantly to 71 mm (2.8 in) over just 7 days, and humidity levels drop slightly to 79%. For more detailed weather conditions, you can check Nellore weather in December.
As September arrives in Nellore, the weather transitions into a more humid and dynamic phase, offering a notable departure from the sweltering summer heat. With average temperatures hovering around 30°C (87°F) and maximum highs reaching up to 38°C (102°F), the warmth remains but is often accompanied by an uptick in rainfall, totaling around 150 mm (5.9 in) over 18 days. The elevated humidity, at approximately 83%, brings a refreshing but sticky feel to the air, signaling the onset of the monsoon season. This contrast to the drier months provides much-needed relief and rejuvenation to the region, making September a uniquely vibrant time in Nellore. For more details about the climate throughout the year, visit Nellore Climate.