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September Weather in Kaiwaka, New Zealand

Last updated: August 31, 2025

In September, the average temperature in Kaiwaka, New Zealand hovers around 13°C (56°F), with a minimum of 4°C (40°F) and a maximum reaching 22°C (72°F). Expect around 112 mm (4.4 in) of precipitation spread over 13 days, coupled with an average humidity of 80%. It's a month that beautifully balances mild temperatures with a touch of rain!

September Temperature in Kaiwaka

In September in Kaiwaka, the average temperature is 13°C (56°F). Maximums can reach 22°C (72°F), while minimums can dip to as low as 4°C (40°F). This mild weather makes Kaiwaka a pleasant destination for travelers seeking comfortable conditions.

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

The chart illustrates September temperature patterns in Kaiwaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kaiwaka, September typically has an average temperature of 13°C (56°F), with highs reaching up to 22°C (72°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec686967635955545456596367
Data source: Temperature data for Kaiwaka 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 Kaiwaka

In Kaiwaka in September, the precipitation amount is 112 mm (4.4 in) over the course of 13 days.

September Precipitation Trends in Kaiwaka

The chart displays monthly precipitation patterns in Kaiwaka, 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 Kaiwaka, September typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec5479869770111103103112937867
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kaiwaka

In Kaiwaka in September humidity is 80%. With average temperature 13°C (56°F) this humidity feels like a damp chill that seeps into your bones, making outdoor exploration more challenging and necessitating layered clothing for comfort.

September Average Humidity in Kaiwaka

This chart illustrates the average monthly humidity levels in Kaiwaka, 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 Kaiwaka 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 Kaiwaka

In Kaiwaka 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 Kaiwaka.

Maximum UV Index Levels in Kaiwaka for September

The chart shows the monthly maximum UV Index (UVI) for Kaiwaka 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 Kaiwaka typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410753357101213
Data source: Kaiwaka 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 Kaiwaka Compares to Other Months

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

This table compares monthly weather conditions in Kaiwaka, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)53 mm (2.1 inches)79%extreme
February Weather21°C (69°F)79 mm (3.1 inches)76%extreme
March Weather19°C (67°F)86 mm (3.4 inches)74%very high
April Weather17°C (63°F)97 mm (3.8 inches)74%high
May Weather15°C (59°F)69 mm (2.7 inches)80%moderate
June Weather13°C (56°F)111 mm (4.4 inches)82%moderate
July Weather12°C (54°F)103 mm (4.1 inches)83%moderate
August Weather12°C (55°F)103 mm (4.0 inches)80%moderate
September Weather13°C (56°F)112 mm (4.4 inches)80%high
October Weather15°C (59°F)93 mm (3.7 inches)80%very high
November Weather17°C (63°F)78 mm (3.1 inches)80%extreme
December Weather19°C (67°F)67 mm (2.6 inches)78%extreme

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