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September Weather in Vellanur, India

Last updated: August 23, 2025

In September, the average temperature in Vellanur, India hovers around 29°C (85°F). This balmy climate can experience a low of 24°C (75°F) and peak at a sizzling 37°C (98°F). Expect 142 mm (5.6 in) of precipitation over approximately 19 days, with an average humidity level of 79%, adding to the tropical atmosphere. Stay prepared for occasional showers amidst the warmth!

September Temperature in Vellanur

In September in Vellanur, the average temperature is 29°C (85°F), with maximums reaching up to 37°C (98°F) and minimums dropping to as low as 24°C (75°F). This warm weather makes it an ideal time to explore outdoor activities and enjoy the local attractions.

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

The chart illustrates September temperature patterns in Vellanur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vellanur, September typically has an average temperature of 29°C (85°F), with highs reaching up to 37°C (98°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec777983889090888685838078
Data source: Temperature data for Vellanur generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Vellanur

In Vellanur in September, the precipitation amount is 142 mm (5.6 in), spread over 19 days.

September Precipitation Trends in Vellanur

The chart displays monthly precipitation patterns in Vellanur, 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 Vellanur, September typically receives around 142 mm (5.6 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec30767168413213914215729290
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vellanur

In Vellanur in September, humidity is 79%. With an average temperature of 29°C (85°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sticky and exhausting.

September Average Humidity in Vellanur

This chart illustrates the average monthly humidity levels in Vellanur, 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 Vellanur is approximately 79%, 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 Vellanur

In Vellanur in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Vellanur.

Maximum UV Index Levels in Vellanur for September

The chart shows the monthly maximum UV Index (UVI) for Vellanur 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 Vellanur typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111213121213131311109
Data source: Vellanur 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.

How September Weather in Vellanur Compares to Other Months

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

This table compares monthly weather conditions in Vellanur, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)30 mm (1.2 inches)73%very high
February Weather26°C (79°F)7 mm (0.3 inches)64%extreme
March Weather28°C (83°F)6 mm (0.2 inches)51%extreme
April Weather31°C (88°F)7 mm (0.3 inches)50%extreme
May Weather32°C (90°F)16 mm (0.6 inches)62%extreme
June Weather32°C (90°F)84 mm (3.3 inches)68%extreme
July Weather31°C (88°F)132 mm (5.2 inches)59%extreme
August Weather30°C (86°F)139 mm (5.5 inches)72%extreme
September Weather29°C (85°F)142 mm (5.6 inches)79%extreme
October Weather28°C (84°F)157 mm (6.2 inches)88%extreme
November Weather27°C (80°F)292 mm (11.5 inches)89%very high
December Weather26°C (78°F)90 mm (3.5 inches)85%very high

Compare Vellanur's Climate with Cities Worldwide