Last updated: August 21, 2025
September in Tiruvalla, India, is characterized by a warm climate, with maximum temperatures reaching up to 32°C (91°F) and an average of 27°C (81°F). Nights offer a mild respite, with minimum temperatures around 23°C (74°F). This month is also marked by significant rainfall, accumulating about 309 mm (12.2 in) over approximately 27 days, contributing to the region's lush greenery. The high humidity level of 85% creates a tropical atmosphere, making it essential for residents and visitors alike to stay prepared for frequent downpours while enjoying the rich, vibrant surroundings.
In September, Tiruvalla experiences a transition into the cooler months, with temperatures reflecting a pattern of mild warmth and humidity. The minimum temperature hovers around 23°C (74°F), while the average is a comfortable 27°C (81°F), allowing for pleasant outdoor activities. As the month progresses, the maximum temperature reaches approximately 32°C (91°F), a slight decline from the summer highs of earlier months. This combination of moderate heat and the approach of the monsoon creates an inviting atmosphere, making September an appealing time to explore the lush landscapes and cultural heritage of this vibrant Indian town.
In Tiruvalla, India, September marks a significant dip in precipitation compared to the preceding monsoon months, with 309 mm (12.2 in) of rainfall over approximately 27 days. This decline continues the trend seen from the peak of the monsoon in June and August, where rainfall exceeds 420 mm (16.5 in) and 485 mm (19.1 in), respectively. However, September still holds its ground as a wet month, contributing to the overall monsoonal accumulation that facilitates lush greenery and agricultural growth in the region. As October approaches, one can expect a slight increase again to 324 mm (12.8 in), suggesting that although the rains are less frequent in September, they continue to play a vital role in the climatic pattern that characterizes the region's monsoon season.
As the monsoon season in Tiruvalla begins to recede, September's humidity settles at a notable 85%, reflecting a slight decrease from the peak of 87% seen in August. This month represents a transition point, where the lingering moisture from the monsoon still hangs in the air, creating a humid atmosphere. Interestingly, September maintains higher humidity levels compared to the earlier months of the year, such as January's 70% and February's 64%. The trend throughout the year shows a clear pattern: starting from the dry winter months, humidity gradually increases, peaking in the monsoon months of July and August before beginning its slow decline as the dry season approaches. Overall, September’s humidity encapsulates the tail end of monsoon humidity, bridging the gap between the wet and dry months in Tiruvalla.
In September, Tiruvalla experiences a UV Index of 14, placing it in the extreme exposure category with a burn time of just 10 minutes. This marks the peak of a trend that has seen consistently high UV levels throughout the year, with the UV Index reaching extremes in both April and May as well. While January and November provide a slight reprieve with a very high index of 10, the majority of months from February to August maintain severe ratings, urging residents and visitors to take significant sun protection measures. As we transition into October, the UV levels taper off slightly to 12 but remain high, reflecting the region's intense sunlight year-round. For more detailed information on UV levels and safety tips, visit Tiruvalla UV Index.
UV Risk Categories
September brings a gentle rebirth of sunshine in Tiruvalla, India, with 280 hours of glorious daylight. This month stands out as a transitional period, following the waning glow of August, which only offered 247 hours. The sunlight begins to peek through as the rainy season recedes, resulting in a welcome increase in brightness. While the highest bask of sunlight graced March with 336 hours, September’s tally is a significant recovery, hinting at the gradual return to the vibrancy seen in the earlier months of the year. As the days noticeably lengthen in the lead-up to October, Tiruvalla revels in the warm embrace of late monsoon sun, paving the way for a cheerful autumn ahead.
In Tiruvalla, India, the likelihood of sunny weather takes a notable dip in September, with only a 12% chance of sunshine. This trend is part of a broader pattern where the summer months yield significantly lower chances of clear skies, particularly from June to August, when the monsoon season prevails. As the rainy season wanes, other months like February and March showcase a much brighter outlook, boasting chances of sunshine at 67% and 62%, respectively. Conversely, January and December also stand out with a 36% and 62% likelihood of sunny days, indicating that while September is typically overcast, the transition towards clearer weather begins just after this month. Overall, those planning a visit in September should brace for more cloudy and rainy days, as the region anticipates a return to brighter skies in the months to follow.
In Tiruvalla, India, the daylight duration shows a fascinating pattern throughout the year. Beginning in January and February, the days are relatively short with 11 hours of daylight, but as March arrives, the sunlight gradually extends to 12 hours. This trend of longer days continues through the summer months—April to August—allowing residents to enjoy extended daylight. Come September, the daylight stabilizes at 12 hours, reflecting a consistent and bright end to the monsoon season. As autumn approaches in October, the days start to shorten again, returning to 11 hours by year’s end. Overall, the rhythm of daylight in Tiruvalla is marked by a lush peak in the middle of the year, perfectly aligned with the region’s tropical climate.
As September arrives in Tiruvalla, the charming shift in wind patterns reflects the transition from the monsoon season. With an average wind speed of 2.1 m/s (5 mph), September's breezes are gentle yet invigorating, hinting at the tail end of the rainy months. This slight dip from August’s peak winds marks a gradual decline that started during the summer, as the region moves towards the cooler, calmer months of October and November. Overall, September serves as a bridge between the lively summer gusts and the more subdued tranquility of the fall, creating a refreshing atmosphere that captures the essence of the season.
Weather in Tiruvalla varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tiruvalla, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by warm temperatures, averaging around 27°C (81°F), with highs reaching up to 32°C (91°F). This month experiences significant rainfall, totaling 309 mm (12.2 in) across 27 days, contributing to a high humidity level of 85%. In contrast, January sees slightly cooler temperatures, with a minimum of 19°C (67°F) and maximums peaking at 36°C (98°F), which makes for an overall warmer average of 28°C (82°F). Precipitation is much lower in January, amounting to just 45 mm (1.8 in) over only 4 days, resulting in a more pleasant humidity level of 70%. For more details, you can check Tiruvalla weather in January.
September and February exhibit distinctly different weather patterns. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 32°C (91°F), with an average of 27°C (81°F). This month is characterized by high humidity at 85% and substantial rainfall, totaling 309 mm (12.2 in) over 27 days. In contrast, February offers milder temperatures, with a minimum of 21°C (71°F) and a maximum reaching 38°C (101°F), resulting in a warmer average of 29°C (84°F). The precipitation significantly decreases to only 22 mm (0.9 in) over just 3 days, accompanied by a lower humidity level of 64%. For more insights into February weather in Tiruvalla, visit Tiruvalla weather in February.
In comparing the weather between September and March, we see notable differences in temperature and precipitation. September features a warm minimum temperature of 23°C (74°F) and an average of 27°C (81°F), with maximums reaching 32°C (91°F). It is also characterized by high humidity at 85% and significant rainfall, totaling 309 mm (12.2 in) over 27 days. In contrast, March typically has a slightly higher minimum temperature of 24°C (75°F) and averages 30°C (86°F), with maximum temperatures soaring up to 38°C (100°F). Precipitation is relatively low in March, with only 74 mm (2.9 in) over 14 days and lower humidity at 66%. For a detailed look at March weather, visit Tiruvalla weather in March.
September and April present contrasting weather patterns, particularly in temperature and humidity. In September, the temperatures range from a minimum of 23°C (74°F) to a maximum of 32°C (91°F), accompanied by high humidity at 85% and significant rainfall of 309 mm (12.2 in) spread over 27 days. In contrast, April features warmer temperatures, with averages peaking at 38°C (101°F) and an average of 30°C (86°F), but lower humidity at 71% and less rainfall of 154 mm (6.1 in) across 25 days. This difference highlights April's drier and hotter conditions compared to the wetter and more humid climate of September. For more details on April weather, visit Tiruvalla weather in April.
In comparing the weather of September and May, both months showcase warm temperatures, but there are notable differences. September has a slightly cooler range, with average temperatures around 27°C (81°F), while May sees higher averages of 28°C (83°F) and maximums that can reach up to 36°C (96°F). Precipitation is more pronounced in both months, but May experiences more rain overall, with 377 mm (14.9 in) falling over 29 days compared to September’s 309 mm (12.2 in) over 27 days. Moreover, the humidity tends to be higher in September at 85%, compared to May’s 77%. For a detailed look at May’s weather patterns, you can visit Tiruvalla weather in May.
In comparing the weather of September and June, we observe that both months experience similar average temperatures, with June having a slightly higher minimum temperature of 24°C (76°F) compared to September's 23°C (74°F). However, June tends to be wetter, receiving a significant 499 mm (19.6 in) of precipitation over 30 days, while September sees 309 mm (12.2 in) spread across 27 days. Additionally, the humidity levels are quite similar, with June at 83% and September at 85%, creating a generally muggy atmosphere in both months. For more details about June weather, you can refer to Tiruvalla weather in June.
In comparing the weather of September and July, both months exhibit similar average temperatures, with September having a minimum of 23°C (74°F) and July slightly higher at a minimum of 24°C (75°F). The average temperature remains constant at 27°C (81°F) for both months, while the maximum temperature in September reaches 32°C (91°F), just slightly higher than July's maximum of 32°C (90°F). However, September experiences significantly less precipitation at 309 mm (12.2 in) over 27 days, compared to July’s 420 mm (16.5 in) over 30 days, indicating that July is wetter despite its similar temperature profile. The humidity remains nearly equal, with September at 85% and July at 86%. For more details about July weather specifically, you can refer to this link: Tiruvalla weather in July.
In September, the weather remains warm with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 32°C (91°F), similar to August, which also saw a minimum of 23°C (74°F) and a maximum of 32°C (90°F). However, September experiences significantly reduced precipitation, totaling 309 mm (12.2 in) over 27 days, compared to August's considerable 485 mm (19.1 in) over 30 days. Additionally, while humidity levels are high in both months, September's average humidity is slightly lower at 85% compared to August's 87%. For more detailed information, you can explore Tiruvalla weather in August.
In September, the weather was characterized by warm temperatures, with a minimum of 23°C (74°F) and an average of 27°C (81°F), peaking at 32°C (91°F). The month saw significant rainfall, with 309 mm (12.2 in) over 27 days, accompanied by high humidity levels at 85%.
In contrast, October maintained a similar temperature pattern with a minimum of 23°C (74°F) and an average of 27°C (81°F); however, it experienced a slight increase in maximum temperature, reaching 33°C (91°F). The precipitation also rose to 324 mm (12.8 in), occurring over 29 days, while humidity slightly decreased to 84%. Overall, October offers a comparable yet distinctly wetter and warmer profile than September. For more details, check out Tiruvalla weather in October.
September and November showcase relatively similar weather patterns, yet notable differences emerge. In September, average temperatures hover around 27°C (81°F), with a high of 32°C (91°F) and a minimum of 23°C (74°F). Precipitation is significant, totaling 309 mm (12.2 inches) over 27 days, coupled with high humidity levels of 85%. In contrast, November features a slightly lower minimum temperature of 22°C (72°F), while the average remains consistent at 27°C (82°F) and the maximum temperature rises to 34°C (94°F). Rainfall in November is reduced to 223 mm (8.8 inches) across 22 days, with humidity at a marginally lower 83%. For more specific details on November weather, you can check Tiruvalla weather in November.
September and December weather exhibit some notable differences despite their relatively similar temperatures. In September, the temperatures range from a minimum of 23°C (74°F) to a maximum of 32°C (91°F), with an average of 27°C (81°F). However, it also sees a high level of rainfall, accumulating 309 mm (12.2 in) over 27 days, accompanied by a humidity level of 85%. In contrast, December showcases slightly warmer temperatures, ranging from 22°C (72°F) to 34°C (94°F), with an average of 28°C (82°F). Precipitation significantly decreases in December, totaling only 76 mm (3.0 in) across 11 days, while humidity remains lower at 80%. For more detailed information about weather conditions in December, you can visit Tiruvalla weather in December.
As September rolls in, Tiruvalla experiences a notable shift in weather patterns that sets it apart from the rest of the year. The average temperature remains comfortably warm, but the month is marked by increased humidity and significant precipitation, with rain gracing nearly every day. This heightened moisture content creates a lush, vibrant landscape, making the region truly come alive. If you're looking to explore the rich greenery and experience the unique monsoon charm, September is a captivating time to visit. For more insights on how Tiruvalla's weather transforms throughout the year, check out Tiruvalla Climate.