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September Weather in Usilampatti, India

Last updated: August 23, 2025

In September, the average temperature in Usilampatti, India hovers around 28°C (83°F). Expect warm days with temperatures dipping to a minimum of 21°C (71°F) and reaching a maximum of 37°C (98°F). However, be prepared for rainy spells, as 110 mm (4.3 in) of precipitation may fall over approximately 20 days. Additionally, the air remains quite humid, with an average humidity level of 86%.

September Temperature in Usilampatti

In September in Usilampatti, the average temperature is 28°C (83°F). Maximums can reach 37°C (98°F), while minimums can dip as low as 21°C (71°F). This warm climate makes it an ideal destination for travelers seeking sunny weather and outdoor adventures.

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

The chart illustrates September temperature patterns in Usilampatti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Usilampatti, September typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (98°F) and lows dropping to around 21°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec777984878786848382817977
Data source: Temperature data for Usilampatti 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 Usilampatti

In Usilampatti in September, the precipitation amount is 110 mm (4.3 in) over the course of 20 days.

September Precipitation Trends in Usilampatti

The chart displays monthly precipitation patterns in Usilampatti, 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 Usilampatti, September typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec5072230634975131110173199153
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Usilampatti

In Usilampatti in September humidity is 86%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and every breath a reminder of the tropical heat, which can be quite challenging for traveling.

September Average Humidity in Usilampatti

This chart illustrates the average monthly humidity levels in Usilampatti, 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 Usilampatti is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%69%69%69%76%82%83%87%86%86%86%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Usilampatti

In Usilampatti in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Usilampatti, you can check here.

Maximum UV Index Levels in Usilampatti for September

The chart shows the monthly maximum UV Index (UVI) for Usilampatti 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 Usilampatti typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314151413131414121110
Data source: Usilampatti 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 Usilampatti Compares to Other Months

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

This table compares monthly weather conditions in Usilampatti, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)50 mm (2.0 inches)76%extreme
February Weather26°C (80°F)7 mm (0.3 inches)69%extreme
March Weather29°C (84°F)22 mm (0.9 inches)69%extreme
April Weather31°C (87°F)30 mm (1.2 inches)69%extreme
May Weather30°C (87°F)63 mm (2.5 inches)76%extreme
June Weather30°C (86°F)49 mm (1.9 inches)82%extreme
July Weather29°C (84°F)75 mm (3.0 inches)83%extreme
August Weather28°C (83°F)131 mm (5.2 inches)87%extreme
September Weather28°C (83°F)110 mm (4.3 inches)86%extreme
October Weather27°C (82°F)173 mm (6.8 inches)86%extreme
November Weather26°C (79°F)199 mm (7.8 inches)86%extreme
December Weather25°C (77°F)153 mm (6.0 inches)85%very high

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