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September Weather in Waipu, New Zealand

Last updated: August 31, 2025

The average temperature in Waipu, New Zealand during September is a mild 13°C (56°F). You'll experience a minimum of 8°C (46°F) and a comfortable maximum of 19°C (67°F). Be prepared for some rain, as 104 mm (4.1 in) of precipitation typically falls over 13 days, contributing to an average humidity of 80%.

September Temperature in Waipu

In September, in Waipu, the average temperature is 13°C (56°F). The maximum can reach 19°C (67°F), and the minimum can be as low as 8°C (46°F). This mild climate makes Waipu a great destination for travelers looking to enjoy comfortable weather.

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

The chart illustrates September temperature patterns in Waipu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waipu, September typically has an average temperature of 13°C (56°F), with highs reaching up to 19°C (67°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec686967646057555556596266
Data source: Temperature data for Waipu 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 Waipu

In Waipu in September, the precipitation amount is 104 mm (4.1 in) over the course of 13 days.

September Precipitation Trends in Waipu

The chart displays monthly precipitation patterns in Waipu, 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 Waipu, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec5187809774125101100104987460
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Waipu

In Waipu 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 Waipu

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

In Waipu 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 Waipu.

Maximum UV Index Levels in Waipu for September

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

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

This table compares monthly weather conditions in Waipu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)51 mm (2.0 inches)79%extreme
February Weather21°C (69°F)87 mm (3.4 inches)76%extreme
March Weather20°C (68°F)80 mm (3.1 inches)74%very high
April Weather18°C (64°F)97 mm (3.8 inches)74%high
May Weather16°C (61°F)74 mm (2.9 inches)80%moderate
June Weather14°C (57°F)125 mm (4.9 inches)82%moderate
July Weather13°C (55°F)101 mm (4.0 inches)83%moderate
August Weather13°C (56°F)100 mm (3.9 inches)80%moderate
September Weather13°C (56°F)104 mm (4.1 inches)80%high
October Weather15°C (59°F)98 mm (3.9 inches)80%very high
November Weather17°C (62°F)74 mm (2.9 inches)80%extreme
December Weather19°C (66°F)60 mm (2.4 inches)78%extreme

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