September Weather in Sirsi, India

Last updated: August 21, 2025

In September, the weather in Sirsi, India is characterized by a warm and humid atmosphere, with temperatures reaching a maximum of 36°C (97°F) and an average of 29°C (84°F). The nights offer a cooler respite, with a minimum temperature of 23°C (73°F). This month witnesses substantial rainfall, accumulating to 176 mm (6.9 in) over approximately 16 days, contributing to the region's lush greenery. With a humidity level peaking at 88%, the weather can feel quite muggy, making it an ideal time for nature lovers to experience the vibrant landscapes that flourish in this tropical environment.

September Temperature in Sirsi

In September, Sirsi experiences a transition in its climate as the monsoon season begins to wane, bringing about a pleasant warmth. With minimum temperatures around 23°C (73°F) and averages reaching 29°C (84°F), the days are typically warm but not overwhelming. The maximum temperatures peak at 36°C (97°F), offering a hint of summer's lingering heat. This month showcases a gradual cooling trend as Sirsi edges closer to October, where temperatures drop significantly. The weather in September is a delightful mix of warmth and humidity, making it an inviting time for both locals and visitors to relish the verdant landscapes nourished by the recent rains.

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

The chart illustrates September temperature patterns in Sirsi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sirsi, 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).
JanFebMarAprMayJunJulAugSepOctNovDec566373848889868584786758
Data source: Temperature data for Sirsi generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Sirsi

In September, Sirsi experiences a significant shift in precipitation, receiving 176 mm (6.9 in) over 16 days, making it one of the wetter months of the year. This substantial rainfall follows the peak monsoon months of July and August, which collectively contribute a notable share of the annual total, with July alone bringing in 304 mm (12.0 in) and August 322 mm (12.7 in). Compared to the lighter rains earlier in the year—such as January's mere 34 mm (1.3 in)—September is a reminder of the region's vibrant and lush landscape fueled by monsoon patterns. As the rainfall begins to taper off in October, the rhythms of Sirsi's climate reflect the dramatic transitions that characterize this part of India.

September Precipitation Trends in Sirsi

The chart displays monthly precipitation patterns in Sirsi, 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 Sirsi, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec34273120446830432217637418
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Sirsi

In Sirsi, India, September marks a continuation of the region’s high humidity trend, with levels around 88%, following the peak of 91% in August. This substantial moisture in the air is characteristic of the monsoon season, which begins to wane as the month progresses. Notably, the humidity has dramatically increased since the dry months of early spring, where levels dipped to 43% in March and a mere 33% in April. The shift underscores a significant transition into the lush, wet months where the monsoon reigns, creating a vibrantly green landscape but also an atmosphere thick with moisture. After September, humidity begins to recede slightly, illustrating the tail end of the monsoon and a gradual return to more moderate conditions in the following months.

September Average Humidity in Sirsi

This chart illustrates the average monthly humidity levels in Sirsi, 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 Sirsi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec60%56%43%33%34%43%82%91%88%83%78%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sirsi

In September, Sirsi experiences a UV Index of 9, categorized as very high, with a burn time of just 15 minutes. This month marks a slight decline from the extreme levels seen in July and August, where the UV Index peaked at 11. Despite this drop, residents and visitors should remain vigilant, as the UV radiation remains significant. Notably, the trend of increasingly intense UV levels from January to September indicates a steady rise in sun intensity, reaching its pinnacle in the summer months. As temperatures cool in October, the UV Index is predicted to decrease further, falling to 8. For more detailed UV Index information, visit Sirsi UV Index.

Maximum UV Index Levels in Sirsi for September

The chart shows the monthly maximum UV Index (UVI) for Sirsi 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 Sirsi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5691010911119854
Data source: Sirsi 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 Sirsi

As September unfolds in Sirsi, the sun continues to grace the region with a commendable 313 hours of bright sunshine, adding to the area's vibrant atmosphere. This month reflects a gentle decline from the sun-drenched days of May and April, which boast over 360 hours of sunshine. However, compared to the earlier months of the year, September retains a robust glow, illuminating life in Sirsi more than the rain-soaked July and August. With the daylight hours gradually tapering as the year moves forward, the warmth of September serves as a pleasant reminder of the sunny days that have preceded it, ensuring that the spirit of summer lingers just a bit longer in the heart of this enchanting town.

Monthly Sunshine Duration in Sirsi: September Highlighted

The September sunshine duration represents the total number of hours Sirsi 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.
JanFebMarAprMayJunJulAugSepOctNovDec230h281h337h348h366h361h303h291h313h319h290h281h
Data source: Sirsi September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sirsi During September

As September rolls into Sirsi, India, the chances of sunny weather notably dip, with only a 46% probability of clear skies. This decline follows the heavy monsoon months of July and August, which see minimal sunshine, hovering at just 26% and 32%, respectively. The trend suggests that the end of the rainy season results in a modest increase in sunshine opportunities, but compared to earlier months, such as February and March—where sunny days shine at 84% and 83%—September remains relatively overcast. This transitional phase highlights the temperamental nature of early autumn, with fluctuating sunlight as the region begins to emerge from the grasp of monsoon rains, paving the way for clearer skies in October, which dramatically rebounds back to a striking 84% chance of sun.

Percentage of Sunny Days in September in Sirsi

The chart illustrates the percentage of sunny days in Sirsi 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 Sirsi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec71%84%83%80%68%66%26%32%46%84%77%70%
Data source: Sirsi September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sirsi in September

As the monsoon season begins to wane, September in Sirsi, India witnesses a gentle decrease in daylight hours, offering about 12 hours of daylight. This marks a transition from the peak of summer, where daylight extended to a vibrant 13 hours in the preceding months of May through August. Following the sunny days of September, a gradual ebb of sunlight occurs, leading into October's 11 hours and ultimately circling back to 10 hours during the winter months. This seasonal rhythm highlights Sirsi's climatic shift, where longer days give way to introspective evenings as the year gradually folds into its cooler phase.

Average Daylight Hours in Sirsi for September

The chart illustrates the variation in daylight duration in Sirsi throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 31m11h 9m11h 59m12h 51m13h 34m13h 56m13h 45m13h 7m12h 18m11h 26m10h 42m10h 19m
Data source: Sirsi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Sirsi

As September rolls into Sirsi, India, the gentle caress of the wind signals the transitional phase of the year. With an average wind speed of 2.3 m/s (5 mph), the breeze remains soft, mirroring the soothing rhythm of the monsoon's retreat. This slight dip from the peak winds of earlier months hints at the quieting of the seasonal ferocity, as the region eases into a more tranquil atmosphere. The wind, which had gusted to an average of 3.1 m/s (7 mph) during the lively months of March and April, now seems to embrace a more subdued character as it prepares for the cooler months ahead. The overall trend reveals a gradual decline in wind speed from the lively summer months, signaling a shift in the climatic tapestry of Sirsi as it transitions into autumn.

Average September Wind Speed in Sirsi

The chart displays monthly wind speed patterns in Sirsi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.53.13.12.72.32.72.52.3 m/s2.22.02.1
Data source: Sirsi September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Sirsi Compares to Other Months

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

The weather in September is significantly warmer and more humid compared to January. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 36°C (97°F), with an average of 29°C (84°F). This month also sees substantial precipitation, averaging 176 mm (6.9 in) over approximately 16 rainy days and high humidity at 88%. In contrast, January offers a much cooler climate, with temperatures ranging from a low of 4°C (40°F) to a high of 26°C (79°F), and an average of 14°C (57°F). Rainfall is minimal during this month, totaling just 34 mm (1.3 in) over about 3 days, and the humidity drops to around 60%. For more detailed information about the weather in Sirsi during January, visit Sirsi weather in January.

September and February display striking differences in weather patterns. September experiences a much warmer climate, with minimum temperatures around 23°C (73°F) and average highs reaching 36°C (97°F). The month is marked by significant rainfall, totaling 176 mm (6.9 in) over 16 days, and high humidity levels at 88%. In stark contrast, February boasts cooler temperatures, with a minimum of 6°C (44°F) and an average of 17°C (63°F), peaking at 32°C (90°F). The precipitation during February is minimal, with only 27 mm (1.1 in) over just 2 days, and humidity drops to a comfortable 56%. For a more detailed look at February weather, check out Sirsi weather in February.

September and March present stark contrasts in weather patterns. September boasts a warm minimum temperature of 23°C (73°F), with an average of 29°C (84°F) and peaks reaching up to 36°C (97°F). This month experiences significant rainfall, accumulating 176 mm (6.9 in) over 16 days, accompanied by high humidity at 88%. In contrast, March features a cooler minimum temperature of 9°C (48°F), with a more moderate average of 23°C (74°F) and maximum temperatures climbing to 39°C (102°F). The precipitation during this month is considerably lower at 31 mm (1.2 in), occurring over just 4 days, and the humidity drops to a much more comfortable 43%. For more details, you can check Sirsi weather in March.

When comparing the weather in September and April, notable differences emerge. September experiences warmer temperatures, with averages around 29°C (84°F) but peaks reaching up to 36°C (97°F). This month also brings considerable rainfall, totaling 176 mm (6.9 in) over 16 days, accompanied by high humidity at 88%. In contrast, April sees a minimum temperature of 15°C (59°F) and a similar average of 29°C (85°F), but it can spike dramatically to a maximum of 42°C (107°F). The precipitation is significantly lower in April, with only 20 mm (0.8 in) falling over just 4 days and much drier conditions reflected in its 33% humidity. For more detailed information, check Sirsi weather in April.

When comparing the weather in September and May, notable differences emerge. September tends to be cooler, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (97°F), while May can be significantly hotter, featuring a minimum of 20°C (69°F) and soaring to a maximum of 44°C (111°F). In terms of precipitation, September is much wetter, receiving 176 mm (6.9 in) over about 16 days, while May sees only 44 mm (1.7 in) across just 5 days. Additionally, humidity levels are higher in September at 88%, compared to a much drier 34% in May. For more detailed insights into May's weather patterns, visit Sirsi weather in May.

In comparing the weather of September and June, we see distinct differences in temperature and precipitation patterns. September features a temperature range from a minimum of 23°C (73°F) to a maximum of 36°C (97°F), with an average of 29°C (84°F). This month is marked by significant rainfall, totaling 176 mm (6.9 in) over 16 days and high humidity at 88%. In contrast, June is slightly warmer on average, with temperatures ranging from 22°C (72°F) to a scorching maximum of 43°C (110°F), and an average of 32°C (89°F). Rainfall is considerably lower in June, with only 68 mm (2.7 in) across 9 days, accompanied by much lower humidity levels at 43%. For more detailed information, you can refer to Sirsi weather in June.

In comparing the weather patterns of September and July, we see notable differences in temperature and precipitation. September tends to have slightly lower temperatures, with a minimum of 23°C (73°F) and an average of 29°C (84°F), compared to July, which has a minimum of 24°C (75°F) and an average of 30°C (86°F). However, July experiences more extreme heat, peaking at a maximum of 40°C (105°F) compared to September's maximum of 36°C (97°F). Precipitation also plays a significant role in these months; July sees higher rainfall at 304 mm (12.0 in) across 23 days, whereas September receives 176 mm (6.9 in) over 16 days. Additionally, while September has a higher humidity level of 88%, July's humidity is slightly lower at 82%. For a detailed look at July's weather, you can visit Sirsi weather in July.

In comparing September and August weather, September experiences slightly cooler temperatures, with a minimum of 23°C (73°F) and an average of 29°C (84°F), while August is warmer with a minimum of 24°C (76°F) and an average of 30°C (85°F). However, August also records higher maximum temperatures, reaching up to 37°C (98°F) compared to September’s 36°C (97°F). Precipitation levels are significantly higher in August, with 322 mm (12.7 in) over 25 days, while September sees 176 mm (6.9 in) over 16 days of rainfall. Humidity remains high in both months, with September at 88% and August at 91%. For more detailed insights into the weather conditions during August, you can refer to Sirsi weather in August.

In September, the weather is characterized by high temperatures, with a minimum of 23°C (73°F) and an average peak of 36°C (97°F), making it notably warmer than October. The month sees considerable humidity at 88% and frequent rain, with 176 mm (6.9 in) of precipitation over 16 days. In contrast, October experiences a more comfortable climate, with a minimum temperature dropping to 13°C (56°F) and an average of 25°C (78°F). Rainfall is significantly reduced, totaling only 37 mm (1.4 in) over just 2 days, and humidity slightly decreases to 83%. For more detailed information, you can check Sirsi weather in October.

September and November present stark contrasts in weather. September boasts higher temperatures, with average highs reaching 29°C (84°F) and occasional peaks of 36°C (97°F). Humidity is notably high at 88%, contributing to its tropical feel, while rainfall is frequent, totaling 176 mm over 16 days. In contrast, November experiences much cooler temperatures, with averages around 20°C (68°F) and a maximum of 31°C (88°F). The month is characterized by dry conditions, with only 4 mm of precipitation recorded on no rainy days and a more comfortable humidity level of 78%. For a detailed overview of November's climate, you can check Sirsi weather in November.

September and December exhibit strikingly different weather patterns. In September, temperatures soar with a minimum of 23°C (73°F) and an average of 29°C (84°F), peaking at a sweltering 36°C (97°F). The month is also marked by heavy rainfall, receiving 176 mm (6.9 in) over 16 days and humidity levels soaring to 88%. In contrast, December brings a significant drop in temperature, with a minimum of 4°C (39°F) and an average of 15°C (58°F), reaching a maximum of 27°C (81°F). This month is much drier, with only 18 mm (0.7 in) of rainfall over just 2 days and a decrease in humidity to 75%. For a more detailed look at December's climate in the region, check Sirsi weather in December.

Compare Sirsi's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Sirsi

As September rolls into Sirsi, the weather can feel quite different from the sweltering summer months. The average temperature settles comfortably, offering a more mild climate as the days transition from the peak heat to cooler evenings. This month is characterized by increased precipitation, with rain gracing much of the month, bringing the lush surroundings back to life. Despite the high humidity levels, the cooling rains provide a refreshing respite from the more oppressive heat of earlier months. For a deeper insight into what to expect from Sirsi's weather patterns throughout the year, check out Sirsi Climate.