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September Weather in Bombay, New Zealand

Last updated: August 31, 2025

In Bombay, New Zealand, the average temperature in September hovers around 13°C (55°F). Expect a minimum chill of 2°C (35°F) and a pleasant maximum of 21°C (69°F). This month also sees 118 mm (4.7 in) of precipitation spread over about 15 days, contributing to an average humidity level of 80%. Prepare accordingly for a blend of cool and damp conditions!

September Temperature in Bombay

In September in Bombay, the average temperature is 13°C (55°F). Maximum temperatures can reach 21°C (69°F), while the minimum can drop as low as 2°C (35°F). Be prepared for a mild climate, making it a great time for outdoor activities and exploring the local sights.

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

The chart illustrates September temperature patterns in Bombay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bombay, September typically has an average temperature of 13°C (55°F), with highs reaching up to 21°C (69°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec686966615753525355586266
Data source: Temperature data for Bombay 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 Bombay

In Bombay in September, the total precipitation amount is 118 mm (4.7 in) spread over 15 days.

September Precipitation Trends in Bombay

The chart displays monthly precipitation patterns in Bombay, 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 Bombay, September typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6477100110100107129137118101100107
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bombay

In Bombay in September humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.

September Average Humidity in Bombay

This chart illustrates the average monthly humidity levels in Bombay, 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 Bombay is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%76%74%75%80%82%83%81%80%80%80%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bombay

In Bombay in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Bombay.

Maximum UV Index Levels in Bombay for September

The chart shows the monthly maximum UV Index (UVI) for Bombay 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 Bombay typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410743357101113
Data source: Bombay 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 Bombay Compares to Other Months

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

This table compares monthly weather conditions in Bombay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)64 mm (2.5 inches)79%extreme
February Weather21°C (69°F)77 mm (3.0 inches)76%extreme
March Weather19°C (67°F)100 mm (3.9 inches)74%very high
April Weather16°C (62°F)110 mm (4.3 inches)74%high
May Weather14°C (57°F)100 mm (3.9 inches)80%moderate
June Weather12°C (54°F)107 mm (4.2 inches)82%moderate
July Weather11°C (52°F)129 mm (5.1 inches)83%moderate
August Weather12°C (53°F)137 mm (5.4 inches)80%moderate
September Weather13°C (55°F)118 mm (4.7 inches)80%high
October Weather14°C (58°F)101 mm (4.0 inches)80%very high
November Weather17°C (62°F)100 mm (3.9 inches)80%extreme
December Weather19°C (67°F)107 mm (4.2 inches)78%extreme

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