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September Weather in Waikowhai, New Zealand

Last updated: August 31, 2025

In September, the average temperature in Waikowhai, New Zealand hovers around 6°C (43°F), with lows dipping to -4°C (26°F) and highs reaching up to 13°C (56°F). Expect 365 mm (14.4 in) of precipitation spread over 15 days, contributing to an average humidity of 83%. Pack accordingly to stay comfortable in this wet and cool climate!

September Temperature in Waikowhai

In September in Waikowhai, the average temperature is 6°C (43°F). Maximums can reach 13°C (56°F), while minimums can dip as low as -4°C (26°F). Travelers should prepare for a range of temperatures and pack accordingly to ensure comfort during their visit.

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

The chart illustrates September temperature patterns in Waikowhai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waikowhai, September typically has an average temperature of 6°C (43°F), with highs reaching up to 13°C (56°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec565655484439384143465054
Data source: Temperature data for Waikowhai 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 Waikowhai

In Waikowhai in September, the precipitation amount is 365 mm (14.4 in) spread over 15 days.

September Precipitation Trends in Waikowhai

The chart displays monthly precipitation patterns in Waikowhai, 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 Waikowhai, September typically receives around 365 mm (14.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec273327289323293179335271365303359371
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Waikowhai

In Waikowhai in September, humidity is 83%. With an average temperature of 6°C (43°F), this humidity feels like a brisk chill that can make you feel colder than the actual temperature, often leading to a damp and uncomfortable experience for traveling.

September Average Humidity in Waikowhai

This chart illustrates the average monthly humidity levels in Waikowhai, 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 Waikowhai is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%83%82%83%83%82%82%83%84%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Waikowhai

In Waikowhai in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Waikowhai, you can refer to this Hourly UV Index in Waikowhai.

Maximum UV Index Levels in Waikowhai for September

The chart shows the monthly maximum UV Index (UVI) for Waikowhai 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 Waikowhai typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1413964234691113
Data source: Waikowhai 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 Waikowhai Compares to Other Months

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

This table compares monthly weather conditions in Waikowhai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)273 mm (10.8 inches)85%extreme
February Weather13°C (57°F)327 mm (12.9 inches)82%extreme
March Weather13°C (55°F)289 mm (11.4 inches)83%very high
April Weather9°C (49°F)323 mm (12.7 inches)82%high
May Weather7°C (45°F)293 mm (11.5 inches)83%moderate
June Weather4°C (40°F)179 mm (7.0 inches)83%low
July Weather4°C (39°F)335 mm (13.2 inches)82%moderate
August Weather5°C (41°F)271 mm (10.7 inches)82%moderate
September Weather6°C (43°F)365 mm (14.4 inches)83%high
October Weather8°C (47°F)303 mm (11.9 inches)84%very high
November Weather10°C (51°F)359 mm (14.1 inches)85%extreme
December Weather12°C (55°F)371 mm (14.6 inches)87%extreme

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