September Weather in Yelahanka, India

Last updated: August 21, 2025

In September, Yelahanka, India experiences a warm climate, with maximum temperatures reaching up to 31°C (88°F) and cooling down to a comfortable average of 24°C (75°F) at night. The weather is characterized by high humidity, hovering around 89%, which contributes to an overall muggy feel. This month is notably wet, receiving an average of 162 mm (6.4 in) of rainfall across approximately 19 days. As the monsoon continues, expect a blend of refreshing showers and warm temperatures, making September a unique time to experience the vibrant landscape of Yelahanka.

September Temperature in Yelahanka

September in Yelahanka, India, ushers in a subtle transition in temperatures, as the monsoon begins to recede. With a minimum of 18°C (65°F) and an average of 24°C (75°F), the month retains a pleasant warmth, peaking at 31°C (88°F). This marks a slight decrease from the preceding months, where the heat often reached higher extremes. The comfortable evenings and mild days make September an ideal time for outdoor activities, reflecting a blend of lingering summer warmth and the fresh, rejuvenating touch brought by the recent rains. As the month progresses, the region begins to settle into more moderate temperatures, paving the way for the cooler months ahead.

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

The chart illustrates September temperature patterns in Yelahanka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yelahanka, 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).
JanFebMarAprMayJunJulAugSepOctNovDec727479828077757575757371
Data source: Temperature data for Yelahanka 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 Yelahanka

In September, Yelahanka experiences a significant surge in rainfall, receiving 162 mm (6.4 in) over approximately 19 days, which marks one of the wettest months of the year. This precipitation not only replenishes local water sources but also continues the monsoon trend established in the preceding months, where July and August brought 164 mm (6.5 in) and 154 mm (6.1 in), respectively. As the monsoon season peaks, the frequency of rain-soaked days underscores a consistent pattern of increased moisture that envelops the region. Following the robust rainfall in September, the trend persists into October with similar precipitation levels, indicating a sustained period of rejuvenation for the landscape as nature balances itself ahead of the drier months to come.

September Precipitation Trends in Yelahanka

The chart displays monthly precipitation patterns in Yelahanka, 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 Yelahanka, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec129163713312116515416216510829
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Yelahanka

In September, Yelahanka experiences a peak in humidity, reaching a robust 89%, similar to the preceding months of August and aligning with the pattern of increasing moisture from the mid-year monsoon. After a gradual rise from the relatively dry conditions of March and April, where humidity dipped as low as 47%, the air becomes increasingly muggy, particularly from May onward. The months leading up to September, characterized by heavy rains, contribute to this high humidity, setting the stage for a lush and vibrant landscape. As the year progresses, humidity starts to ease slightly in October to 85%, hinting at the approach of milder, drier conditions typical of Yelahanka's post-monsoon period. This trend underscores the region's distinctive climatic rhythm, with September standing out as a month of peak dampness before the gradual transition into the cooler, drier months ahead.

September Average Humidity in Yelahanka

This chart illustrates the average monthly humidity levels in Yelahanka, 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 Yelahanka is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec62%52%48%59%79%83%88%89%89%85%82%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yelahanka

In September, Yelahanka experiences a persistent UV Index of 14, classified as extreme, indicating that residents and visitors alike should exercise extreme caution when exposed to sunlight. This trend of high UV levels has been consistent since April, reflecting a pattern of scant relief during the summer months. With a burn time of just 10 minutes, it’s essential to take protective measures such as applying sunscreen, wearing protective clothing, and seeking shade whenever possible. The data highlights a significant climate dynamic, as India’s weather continues to exhibit minimal variation in UV intensity during this transitional period. For more insights, check out the detailed guide on the Yelahanka UV Index.

Maximum UV Index Levels in Yelahanka for September

The chart shows the monthly maximum UV Index (UVI) for Yelahanka 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 Yelahanka typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111313141314141414121110
Data source: Yelahanka 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 Yelahanka

September brings a delightful embrace of sunshine to Yelahanka, with 288 hours of glorious daylight, striking a balance between the vibrant summer months and the approaching fall. As we transition from August's 260 hours, the increase reflects a subtle resurgence in brightness, hinting at the gradual shift towards the cooler months. This uptick in sunlight complements the yearly trend, where the peak sunshine is found in March and May, showcasing the region's warm climate. In the grand scheme of the year, September stands out as a bridge, retaining summer's warmth while paving the way for the refreshing ambiance of October, which delivers 297 hours of sun. The rhythm of Yelahanka's sunshine serves as a reminder of nature's constant cycles, inviting its residents to relish the lingering days of warmth and light.

Monthly Sunshine Duration in Yelahanka: September Highlighted

The September sunshine duration represents the total number of hours Yelahanka 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.
JanFebMarAprMayJunJulAugSepOctNovDec266h309h347h339h350h283h272h260h288h297h270h308h
Data source: Yelahanka September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yelahanka During September

September in Yelahanka, India, marks a significant dip in the likelihood of sunny weather, with only a 9% chance of sunshine. Following the monsoon months of July and August, where the chances of sun are even lower at 6% and 10% respectively, September continues this gloomy trend. This pattern underscores a transition from the vibrant summer months of March and April, which boast much higher probabilities of sunshine at 79% and 48%. As the year progresses, sunshine in Yelahanka becomes increasingly scarce, particularly during the monsoon season. For those seeking clear skies, it's wise to look to the early months of the year, when the sun is more generous.

Percentage of Sunny Days in September in Yelahanka

The chart illustrates the percentage of sunny days in Yelahanka 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 Yelahanka experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%73%79%48%28%13%6%10%9%13%5%60%
Data source: Yelahanka September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yelahanka in September

As September arrives in Yelahanka, India, residents enjoy a generous 12 hours of daylight, a continuation of the extended daylight that began in March and has remained consistent through the summer months. This steady sunlight helps to promote vibrant outdoor activities and communal gatherings, making it a pleasant time of year. Following September, daylight gradually begins to decrease again, reducing to 11 hours in October, creating a rhythm of light and dark that characterizes the region’s annual cycle. The trend from March to September showcases a full embrace of light, highlighting the tropical climate's influence on daily life and seasonal activities.

Average Daylight Hours in Yelahanka for September

The chart illustrates the variation in daylight duration in Yelahanka throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 26m11h 42m12h 3m12h 24m12h 42m12h 51m12h 47m12h 31m12h 10m11h 49m11h 30m11h 21m
Data source: Yelahanka daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Yelahanka

In September, Yelahanka experiences a gentle breeze with an average wind speed of 3.5 m/s (8 mph), mirroring the calming winds of August. This steady wind pattern reflects a subtle shift from the summer's higher gusts seen in July and June, where speeds reached 4.4 m/s and 4.0 m/s, respectively. As the monsoon season wanes, September's winds create a refreshing atmosphere, providing the perfect backdrop for outdoor activities and leisurely strolls. Looking ahead, a noticeable decrease in wind speed is anticipated in October, which will bring a serene calmness as the region transitions into cooler months. The consistent breezes of September make it an inviting time in Yelahanka, signaling the gradual approach of autumn.

Average September Wind Speed in Yelahanka

The chart displays monthly wind speed patterns in Yelahanka, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.72.82.02.84.04.43.53.5 m/s2.02.72.6
Data source: Yelahanka September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Yelahanka Compares to Other Months

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

September and January present notably different weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a max of 31°C (88°F), with an average temperature of 24°C (75°F). This month is characterized by high humidity at 89% and significant rainfall, totaling 162 mm (6.4 in) over approximately 19 days. In contrast, January offers a cooler climate, with minimum temperatures dropping to 13°C (56°F) and an average of 22°C (72°F), while still reaching a maximum of 31°C (88°F). Precipitation is scarce during this month, with only 12 mm (0.5 in) recorded across just 2 days and a much lower humidity level of 62%. For more details, you can check Yelahanka weather in January.

In September, the weather is characterized by warmer temperatures, with a minimum of 18°C (65°F), an average of 24°C (75°F), and a maximum of 31°C (88°F). This month also sees significant rainfall, with 162 mm (6.4 in) of precipitation over 19 days, coupled with high humidity levels at 89%. In contrast, February offers a milder climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F), averaging around 23°C (74°F). Notably, February experiences very little rainfall, with only 9 mm (0.3 in) over just one day, and a much lower humidity level of 51%. For more details on February weather, check out Yelahanka weather in February.

When comparing the weather in September and March, significant differences emerge. September experiences a warmer climate with an average temperature of 24°C (75°F), peaking at 31°C (88°F) and marked by high humidity at 89%. This month sees considerable rainfall, accumulating 162 mm (6.4 in) over 19 days, creating a notably damp atmosphere. In contrast, March is warmer overall, boasting an average temperature of 26°C (80°F) and a maximum of 35°C (96°F), but with much drier conditions—only 16 mm (0.6 in) of rain over just 2 days and a humidity level dropping to 47%. The stark contrast between the two months highlights March's dry heat compared to September's humid wet season. For more details, you can check Yelahanka weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 31°C (88°F), with an average of 24°C (75°F). This month is characterized by heavy rainfall, receiving 162 mm (6.4 in) over 19 days, resulting in high humidity levels at 89%. In contrast, April offers warmer temperatures, with a minimum of 20°C (68°F) and reaching up to 36°C (96°F), averaging around 28°C (82°F). Precipitation is significantly lower in April, totaling 37 mm (1.5 in) over just 6 days, accompanied by a more comfortable humidity level of 59%. For a detailed look at weather conditions, check Yelahanka weather in April.

When comparing the weather in September and May, we observe notable differences in temperature and humidity. In September, the temperatures range from a minimum of 18°C (65°F) to a maximum of 31°C (88°F), with an average of 24°C (75°F). The month also sees significant rainfall, with 162 mm (6.4 in) of precipitation over 19 days and a high humidity level of 89%. In contrast, May presents slightly warmer conditions, with temperatures ranging from a minimum of 19°C (67°F) to a blistering maximum of 35°C (96°F) and an average of 26°C (80°F). Precipitation in May is lower, totaling 133 mm (5.2 in) over 16 days, accompanied by a humidity level of 79%. For more information on the weather specifics in May, you can check this link: Yelahanka weather in May.

In comparing the weather of September and June, we see a notable difference in temperature and precipitation patterns. September experiences a minimum temperature of 18°C (65°F) and an average of 24°C (75°F), peaking at 31°C (88°F), while June has slightly higher temperatures with a minimum of 20°C (69°F), an average of 25°C (77°F), and a maximum of 33°C (91°F). Regarding rainfall, September tends to be wetter with 162 mm (6.4 in) of precipitation over 19 days, compared to June's 121 mm (4.7 in) over 21 days. Humidity levels also differ slightly, with September at 89% and June at 83%. For more detailed weather insights, you can check Yelahanka weather in June.

In comparing the weather between September and July, we notice subtle distinctions. July tends to be slightly warmer, with average temperatures sitting at 24°C (76°F), and a maximum reaching up to 32°C (91°F), while September mirrors this average but has a lower minimum temperature of 18°C (65°F). Precipitation levels are nearly comparable, with July receiving 164 mm (6.5 in) over 23 days and September experiencing 162 mm (6.4 in) across 19 days. Humidity is consistently high in both months, with September at 89% and July at 88%. For more details, check out Yelahanka weather in July.

In comparing the weather between August and September, both months share similar average temperatures, with September's average temperature at 24°C (75°F) and August's at 24°C (75°F). However, September experiences slightly higher maximum temperatures, reaching up to 31°C (88°F) compared to August's high of 30°C (87°F). Precipitation levels are also noteworthy, as September sees a slight increase in rainfall with 162 mm (6.4 in) over 19 days, whereas August has 154 mm (6.1 in) but over more days, totaling 23 days of rain. Humidity remains constant at 89% for both months, contributing to a muggy atmosphere. For more detailed information, you can check Yelahanka weather in August.

In September, the weather features warm temperatures with a minimum of 18°C (65°F) and a maximum of 31°C (88°F), averaging around 24°C (75°F). The month is marked by significant precipitation, with 162 mm (6.4 in) fallen over 19 days, contributing to a high humidity level of 89%. In contrast, October presents a slightly cooler atmosphere, with minimum temperatures dropping to 16°C (61°F) while maintaining the same average of 24°C (75°F) and a maximum temperature of 31°C (87°F). Precipitation increases slightly to 165 mm (6.5 in), also over 19 days, but humidity decreases to 85%. For more detailed information, you can check Yelahanka weather in October.

September is characterized by warmer temperatures, with daily averages reaching up to 24°C (75°F) and maximums peaking at 31°C (88°F). In addition, it experiences higher humidity levels at 89% and significant rainfall, totaling 162 mm (6.4 in) over 19 days. In contrast, November sees slightly cooler temperatures, with averages around 23°C (73°F) and maximums of 30°C (87°F). Precipitation decreases to 108 mm (4.2 in) over just 12 days, and humidity lowers to 82%. This transition marks November as a drier and more comfortable month compared to the warm and wet conditions of September. For more details, check Yelahanka weather in November.

In September, the weather is characterized by warmer temperatures, with daily averages around 24°C (75°F), peaking at 31°C (88°F). The month experiences significant rainfall, totaling 162 mm (6.4 in) over 19 days, leading to high humidity levels of 89%. In contrast, December sees cooler conditions, with average temperatures of 22°C (71°F) and a maximum reaching 30°C (86°F). Precipitation drops dramatically to 29 mm (1.1 in) over just 5 days, and humidity decreases to a more comfortable 77%. For a detailed look at weather patterns specific to this month, visit Yelahanka weather in December.

Compare Yelahanka's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Yelahanka

As September unfolds in Yelahanka, the weather takes a refreshing turn that sets it apart from the drier months. With average temperatures resting around a comfortable 24°C and a noticeable increase in humidity at 89%, the air feels lush and invigorating. The month also sees ample rainfall, tallying up to 162 mm across about 19 days, nurturing the landscape and enhancing the region's natural beauty. This blend of warm days and frequent showers creates a unique atmosphere, making September a distinctive prelude to the cooler months ahead. For more insights on the region's weather patterns, explore Yelahanka Climate.