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September Weather in Delhi, United States

Last updated: June 24, 2025

In September, the average temperature in Delhi, United States is a pleasant 16°C (61°F). However, temperatures can vary significantly, with minimums dipping to 0°C (32°F) and maximums soaring up to 30°C (86°F). Expect about 104 mm (4.1 in) of precipitation spread over 10 days, along with an average humidity of 78%, creating a balanced climate perfect for various activities.

September Temperature in Delhi

In September in Delhi, the average temperature is 16°C (61°F). Maximums can reach 30°C (86°F) and minimums can be as low as 0°C (32°F). This variation makes it essential to pack layers for your trip to Delhi, ensuring you're prepared for both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Delhi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delhi, September typically has an average temperature of 16°C (61°F), with highs reaching up to 30°C (86°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec232732445664706861513629
Data source: Temperature data for Delhi 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 Delhi

In Delhi in September, the precipitation amount is 104 mm (4.1 in) over a period of 10 days.

September Precipitation Trends in Delhi

The chart displays monthly precipitation patterns in Delhi, 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 Delhi, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec81979112313110912811810414710496
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Delhi

In Delhi in September, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

September Average Humidity in Delhi

This chart illustrates the average monthly humidity levels in Delhi, 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 Delhi is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Delhi

In Delhi in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Delhi.

Maximum UV Index Levels in Delhi for September

The chart shows the monthly maximum UV Index (UVI) for Delhi 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 Delhi typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346910101098642
Data source: Delhi 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 Delhi Compares to Other Months

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

This table compares monthly weather conditions in Delhi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)81 mm (3.2 inches)90%moderate
February Weather-3°C (27°F)97 mm (3.8 inches)90%moderate
March Weather0°C (33°F)91 mm (3.6 inches)87%high
April Weather7°C (44°F)123 mm (4.8 inches)88%very high
May Weather13°C (56°F)131 mm (5.2 inches)82%very high
June Weather18°C (64°F)109 mm (4.3 inches)79%very high
July Weather21°C (70°F)128 mm (5.0 inches)78%very high
August Weather20°C (68°F)118 mm (4.6 inches)76%very high
September Weather16°C (61°F)104 mm (4.1 inches)78%very high
October Weather11°C (51°F)147 mm (5.8 inches)84%high
November Weather2°C (37°F)104 mm (4.1 inches)89%moderate
December Weather-2°C (29°F)96 mm (3.8 inches)86%low

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