September Weather in Devanhalli, India

Last updated: August 21, 2025

September in Devanhalli, India, is characterized by warm temperatures and notable humidity. With maximum temperatures reaching 31°C (88°F) and an average of 24°C (75°F), the month offers a comfortable climate, although evenings can cool down to a minimum of 18°C (65°F). This transitional period sees considerable rainfall, totaling 163 mm (6.4 in) over approximately 20 days, enhancing the lush greenery of the region. The humidity level hovers around a whopping 79%, contributing to the vibrant atmosphere typical of the monsoon season.

September Temperature in Devanhalli

In September, Devanhalli experiences a pleasant shift in temperatures as the rains begin to recede, bringing a refreshing touch to the air. With minimums settling around 18°C (65°F) and averages at a comfortable 24°C (75°F), the days become inviting for outdoor activities. The maximum temperatures soar to 31°C (88°F), reminiscent of the warmer months, yet the overall climate remains enjoyable. This month marks a gradual decrease from the peak summer heat, hinting at the cooler temperatures that autumn will soon bring, making it an ideal time to explore the scenic beauty of this region.

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

The chart illustrates September temperature patterns in Devanhalli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Devanhalli, 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).
JanFebMarAprMayJunJulAugSepOctNovDec717379828077757575747270
Data source: Temperature data for Devanhalli 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 Devanhalli

September stands out as a significant month for precipitation in Devanhalli, India, receiving 163 mm (6.4 in) of rainfall over 20 days. This surge marks a peak in the monsoon season, showcasing a clear trend as the rainfall escalates from 136 mm (5.4 in) in August. Notably, September's precipitation is just shy of October's anticipated 165 mm (6.5 in), suggesting a continuation of the rainy pattern into the autumn months. As the landscape transforms with lush greenery, the frequent showers underscore the region's reliance on this crucial wet period to nourish its environment and support agricultural activities. Overall, September serves as a vibrant culmination of the monsoon's intensity, reflecting its vital role in the local climate dynamics.

September Precipitation Trends in Devanhalli

The chart displays monthly precipitation patterns in Devanhalli, 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 Devanhalli, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1513232810513613813616316511828
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Devanhalli

As September rolls into Devanhalli, India, the atmosphere becomes noticeably more humid, with levels rising to 79%. This marks a continuation of the upward trend that begins in the summer months, where humidity typically fluctuates around the 59% to 72% range from July to August. The transition into September signals a shift towards even heavier moisture, setting the stage for the monsoon's lingering effects before the climate shifts into a wetter October and November, which experience humidity levels exceeding 88%. The consistent increase in humidity from the mid-year months to September not only accentuates the region’s tropical character but also highlights the impending seasonal changes that define this part of India.

September Average Humidity in Devanhalli

This chart illustrates the average monthly humidity levels in Devanhalli, 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 Devanhalli is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%64%51%50%62%68%59%72%79%88%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Devanhalli

In September, Devanhalli experiences a consistently extreme UV Index of 14, paralleling the height of the summer months. With a burn time of merely 10 minutes, it's crucial for residents and visitors alike to take protective measures against potential sun damage. As the year progresses from January’s UV Index of 11 to September's peak, the trend highlights the persistent need for sun safety awareness in this region. This upward trajectory underscores the significance of vigilance in outdoor activities. For more detailed information on UV levels throughout the year, visit Devanhalli UV Index.

Maximum UV Index Levels in Devanhalli for September

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

September in Devanhalli greets residents and visitors with a gentle embrace of sunlight, offering an average of 288 hours of sunshine. This marks a slight increase from the dreary days of August, reflecting a gradual shift towards the more vibrant hues of autumn. As the seasons progress, the sun wraps the landscape in warmth, building upon the 350 hours recorded in May, the month that boasts the year's peak. Interestingly, September's sunshine hours fall just below the mid-year average but hint at a positive trend leading into the lively October, which showcases a robust 297 hours. With these fluctuations, it's clear that while the monsoon months bring brief respite, the sun continues to play a role in Devanhalli's charming climate, inviting everyone outdoors to enjoy the crisp, sunny days ahead.

Monthly Sunshine Duration in Devanhalli: September Highlighted

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

Chance of Sun in Devanhalli During September

In September, Devanhalli experiences a particularly low likelihood of sunny weather, with a mere 9% chance of clear skies. This sharp decline follows the monsoon months of June and July, where the prospects for sunshine are minimal, dropping to 6% and 12% respectively. As the region transitions into autumn, the chances of sunnier days do not improve significantly, remaining one of the lowest points in the annual cycle. This trend underscores the area's dependency on the monsoons, leaving September typically cloudy and with limited sunshine. Thus, if you're planning a visit, it’s wise to prepare for overcast conditions rather than basking in the sun.

Percentage of Sunny Days in September in Devanhalli

The chart illustrates the percentage of sunny days in Devanhalli 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 Devanhalli experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%73%80%49%31%15%7%12%9%15%5%58%
Data source: Devanhalli September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Devanhalli in September

In Devanhalli, India, the daylight duration exhibits a fascinating rhythm throughout the year. From January to August, residents enjoy a steady 12 hours of daylight, creating a pleasantly consistent environment. As September rolls in, this generous daylight persists, providing a perfect blend of sunshine and shade for outdoor activities. However, as autumn approaches, daylight begins to wane, transitioning to 11 hours in October and continuing through the end of the year. This gradual shift not only marks changes in season but also invites a cozy ambiance as the days become shorter, making each moment under the sun all the more precious.

Average Daylight Hours in Devanhalli for September

The chart illustrates the variation in daylight duration in Devanhalli throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 25m11h 41m12h 2m12h 25m12h 43m12h 53m12h 48m12h 32m12h 10m11h 48m11h 30m11h 20m
Data source: Devanhalli daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Devanhalli

As September graces Devanhalli, the average wind speed settles at a refreshing 3.8 m/s (9 mph), mirroring the gentle breezes of August. This month marks a transition, where the winds remain consistent yet begin to taper off slightly from the peak gusts of July at 4.8 m/s (11 mph). Following a pattern established throughout the year, the winds tend to intensify during the monsoon months of June and July, driven by climatic changes, before softening as the dry season approaches. As October looms, the average wind speed is predicted to drop to 2.2 m/s (5 mph), highlighting September's pivotal role as a bridge between the lively summer winds and the calmer, cooler months ahead. With these winds, September offers a perfect backdrop for outdoor explorations in this vibrant region of India.

Average September Wind Speed in Devanhalli

The chart displays monthly wind speed patterns in Devanhalli, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.73.02.33.14.24.83.83.8 m/s2.22.82.6
Data source: Devanhalli September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Devanhalli Compares to Other Months

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

When comparing the weather in September and January, notable differences emerge. September typically experiences warmer temperatures with a minimum of 18°C (65°F) and an average of 24°C (75°F), peaking at a sizzling 31°C (88°F). This month is also marked by significant rainfall, accumulating 163 mm (6.4 in) over approximately 20 days, resulting in high humidity levels averaging around 79%. In contrast, January offers a cooler climate, with temperatures ranging from a minimum of 12°C (54°F) to the same maximum of 31°C (88°F), but with a lower average of 21°C (71°F). Precipitation during January is minimal, with only 15 mm (0.6 in) occurring over just 2 days and a humidity level of 73%. For more details, you can check Devanhalli weather in January.

In September, the weather typically features warmer temperatures with a minimum of 18°C (65°F) and an average of 24°C (75°F), peaking at 31°C (88°F). This month is marked by significant precipitation, receiving about 163 mm (6.4 in) spread over approximately 20 days, contributing to a high humidity level of 79%. In contrast, February enjoys milder conditions with a minimum of 12°C (55°F) and an average temperature of 23°C (74°F), reaching a maximum of 34°C (93°F). Precipitation is minimal in February, totaling just 13 mm (0.5 in) and occurring on only one day, alongside a lower humidity of 64%. For more detailed information, check out Devanhalli weather in February.

September and March present distinct weather patterns. 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). This month is characterized by high humidity at 79% and significant rainfall, totaling 163 mm (6.4 in) over about 20 days. In contrast, March experiences slightly milder evenings with a minimum of 16°C (60°F) and higher daytime temperatures peaking at 35°C (96°F), yielding an average of 26°C (79°F). Rainfall is minimal in March, with only 23 mm (0.9 in) recorded over just 2 days, and humidity levels drop to 51%. The contrast in precipitation and humidity between these months highlights the transition from the wet season to the dry season. For more detailed insights, you can refer to Devanhalli weather in March.

September and April exhibit notable differences in 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). The month experiences significant precipitation, totaling 163 mm (6.4 in) over about 20 days, combined with high humidity at 79%. In contrast, April brings warmer temperatures, with a minimum of 19°C (67°F) and a peak of 36°C (97°F), averaging 28°C (82°F). With only 28 mm (1.1 in) of rain falling over merely six days, the humidity is more comfortable at 50%. For more detailed insights on the weather conditions specific to April, you can visit Devanhalli weather in April.

September and May present contrasting weather profiles. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 31°C (88°F), with an average temperature of 24°C (75°F). This month is characterized by high humidity at 79% and significant rainfall, totaling 163 mm (6.4 in) across about 20 days. In contrast, May experiences slightly warmer conditions, with minimum temperatures of 19°C (67°F) and maxima reaching up to 36°C (96°F). The average temperature in May is notably higher at 27°C (80°F), and the month sees less precipitation, at 105 mm (4.1 in) over about 15 rainy days, accompanied by lower humidity at 62%. For more specific details on May weather, you can check Devanhalli weather in May.

September and June both present warm temperatures, but they differ slightly in their specifics. In September, the minimum temperature hovers around 18°C (65°F), with an average of 24°C (75°F) and a maximum reaching up to 31°C (88°F). The month is characterized by higher humidity at 79% and more precipitation, totaling 163 mm (6.4 in) over 20 days. In contrast, June starts slightly warmer, with a minimum temperature of 20°C (69°F) and an average of 25°C (77°F), peaking at 33°C (92°F). Precipitation is somewhat lower in June at 136 mm (5.3 in), also spread over 20 days, but with less humidity, recorded at 68%. For more details, you can refer to Devanhalli weather in June.

In comparing the weather of September to that of July, it's notable that both months experience similar average temperatures, hovering around 24°C (75°F). However, September has a slightly wider range, with minimums starting at 18°C (65°F) and maximums reaching 31°C (88°F), while July begins at 20°C (68°F) with the same maximum temperature. In terms of precipitation, September is significantly wetter, recording 163 mm (6.4 in) over 20 days compared to July's 138 mm (5.4 in) across 21 days. Additionally, September's higher humidity level of 79% contrasts with July's 59%, reflecting a notably more tropical feel during the former. For a closer look at July's weather characteristics, check out Devanhalli weather in July.

When comparing the weather between August and September, September tends to be slightly cooler with a minimum temperature of 18°C (65°F) compared to August's 20°C (68°F). Both months have the same average temperature of 24°C (75°F), but September boasts a higher maximum temperature of 31°C (88°F) versus August's 30°C (87°F). In terms of precipitation, September is wetter, receiving 163 mm (6.4 in) over 20 days, while August sees 136 mm (5.4 in) over 21 days. Humidity is also higher in September at 79%, compared to August's 72%, making September feel more humid overall. You can find more details on August weather here: Devanhalli weather in August.

In September, the weather features a warm average temperature of 24°C (75°F), with maximum highs reaching 31°C (88°F) and a minimum of 18°C (65°F). The month experiences considerable precipitation, totaling 163 mm (6.4 in) over 20 days, accompanied by a humidity level of 79%. In contrast, October maintains the same average temperature of 24°C (75°F) and similar maximum highs of 31°C (87°F). However, it begins slightly cooler at a minimum of 16°C (62°F) and sees a marginally higher total precipitation of 165 mm (6.5 in) over 18 days, along with increased humidity at 88%. For more detailed information, you can check Devanhalli weather in October.

September and November present contrasting weather patterns. In September, temperatures are typically warmer, with an average of 24°C (75°F) and highs reaching up to 31°C (88°F), while November sees a slightly cooler average of 22°C (72°F) and maximum temperatures of 30°C (86°F). September experiences significant rainfall, with 163 mm (6.4 in) over 20 days, leading to a humidity level of 79%. In contrast, November's precipitation decreases to 118 mm (4.7 in) over 13 days, and humidity rises to 89%, creating a more humid atmosphere despite slightly cooler temperatures. For more details on November weather, you can visit Devanhalli weather in November.

September and December 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). The month is characterized by significant rainfall, with a total precipitation of 163 mm (6.4 in) spread over 20 days, contributing to a humidity level of 79%. In contrast, December offers milder and drier conditions, with temperatures ranging from 13°C (56°F) to 30°C (86°F), averaging 21°C (71°F). Precipitation drops dramatically to just 28 mm (1.1 in) over 5 days, while humidity increases slightly to 85%. For more details, you can visit Devanhalli weather in December.

Compare Devanhalli's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Devanhalli

As September arrives in Devanhalli, the weather undergoes a noticeable transformation, marked by an increase in moisture and rainfall compared to the preceding months. While temperatures hover around a comfortable average, the high humidity levels create a muggy atmosphere that many locals have come to associate with the onset of the monsoon season. With significant precipitation over roughly two-thirds of the month, this period stands in stark contrast to the drier weeks of earlier summer, making September a vibrant yet unpredictable time in the region. For those looking to understand the broader climate patterns throughout the year, Devanhalli Climate provides valuable insights.