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September Weather in Weston, New Zealand

Last updated: August 31, 2025

In September, the average temperature in Weston, New Zealand hovers around 9°C (49°F), with temperatures dipping as low as 2°C (35°F) and peaking at a pleasant 18°C (65°F). During this month, expect about 46 mm (1.8 in) of precipitation spread over 9 days, contributing to a high average humidity of 83%.

September Temperature in Weston

In September in Weston, the average temperature is 9°C (49°F), with maximums reaching 18°C (65°F) and minimums dipping as low as 2°C (35°F). This mild climate makes Weston an ideal destination for outdoor activities and exploring the local scenery.

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

The chart illustrates September temperature patterns in Weston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Weston, September typically has an average temperature of 9°C (49°F), with highs reaching up to 18°C (65°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec605958545046444648515558
Data source: Temperature data for Weston 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 Weston

In Weston in September, the precipitation amount is 46 mm (1.8 in) over the course of 9 days.

September Precipitation Trends in Weston

The chart displays monthly precipitation patterns in Weston, 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 Weston, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec791006686403969394780100101
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Weston

In Weston in September, humidity is 83%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable for traveling and requiring extra layers to stay warm and dry.

September Average Humidity in Weston

This chart illustrates the average monthly humidity levels in Weston, 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 Weston is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%76%78%81%84%85%85%84%83%80%78%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Weston

In Weston in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Weston.

Maximum UV Index Levels in Weston for September

The chart shows the monthly maximum UV Index (UVI) for Weston 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 Weston typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1312963223581012
Data source: Weston 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 Weston Compares to Other Months

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

This table compares monthly weather conditions in Weston, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)79 mm (3.1 inches)79%extreme
February Weather15°C (60°F)100 mm (3.9 inches)76%extreme
March Weather14°C (58°F)66 mm (2.6 inches)78%very high
April Weather12°C (54°F)86 mm (3.4 inches)81%high
May Weather10°C (50°F)40 mm (1.6 inches)84%moderate
June Weather8°C (46°F)39 mm (1.5 inches)85%low
July Weather7°C (45°F)69 mm (2.7 inches)85%low
August Weather8°C (46°F)39 mm (1.5 inches)84%moderate
September Weather9°C (49°F)46 mm (1.8 inches)83%moderate
October Weather11°C (51°F)80 mm (3.2 inches)80%very high
November Weather13°C (55°F)100 mm (4.0 inches)78%very high
December Weather15°C (58°F)101 mm (4.0 inches)81%extreme

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