September Weather in Kawerau, New Zealand

Last updated: August 31, 2025

In September, the average temperature in Kawerau, New Zealand is a pleasant 12°C (54°F). Expect lows of around 4°C (39°F) and highs reaching 19°C (66°F). With an average precipitation of 120 mm (4.7 in) spread over about 13 days, it's wise to carry an umbrella. The air tends to be quite humid, with an average humidity level of 78%, making for a typically moist atmosphere.

September Temperature in Kawerau

In September in Kawerau, the average temperature is 12°C (54°F). The maximum can reach 19°C (66°F), and the minimum can be as low as 4°C (39°F). Travelers should be prepared for mild weather with the possibility of cooler days, making it a great time to explore the area comfortably.

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

The chart illustrates September temperature patterns in Kawerau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kawerau, September typically has an average temperature of 12°C (54°F), with highs reaching up to 19°C (66°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec676764605552505153576165
Data source: Temperature data for Kawerau 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 Kawerau

In Kawerau in September, the precipitation amount is 120 mm (4.7 in) spread over 13 days.

September Precipitation Trends in Kawerau

The chart displays monthly precipitation patterns in Kawerau, 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 Kawerau, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec65951181499716013114212011697124
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kawerau

In Kawerau in September humidity is 78%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill settling in, making travel a bit uncomfortable as the air clings to your skin, leaving you feeling cooler than the thermometer suggests.

September Average Humidity in Kawerau

This chart illustrates the average monthly humidity levels in Kawerau, 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 Kawerau is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%69%71%74%83%86%86%83%78%77%74%66%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kawerau

In Kawerau 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 Kawerau.

Maximum UV Index Levels in Kawerau for September

The chart shows the monthly maximum UV Index (UVI) for Kawerau 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 Kawerau typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14131074335791113
Data source: Kawerau 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 Kawerau Compares to Other Months

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

This table compares monthly weather conditions in Kawerau, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)65 mm (2.5 inches)69%extreme
February Weather20°C (68°F)95 mm (3.7 inches)69%extreme
March Weather18°C (65°F)118 mm (4.6 inches)71%very high
April Weather16°C (60°F)149 mm (5.9 inches)74%high
May Weather13°C (56°F)97 mm (3.8 inches)83%moderate
June Weather11°C (53°F)160 mm (6.3 inches)85%moderate
July Weather10°C (51°F)131 mm (5.2 inches)86%moderate
August Weather11°C (52°F)142 mm (5.6 inches)83%moderate
September Weather12°C (54°F)120 mm (4.7 inches)78%high
October Weather14°C (57°F)116 mm (4.6 inches)77%very high
November Weather16°C (61°F)97 mm (3.8 inches)74%extreme
December Weather18°C (65°F)124 mm (4.9 inches)66%extreme

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