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August Weather in Palmerston, New Zealand

Last updated: August 31, 2025

In August, the average temperature in Palmerston, New Zealand hovers around 7°C (46°F). Expect chilly days with a minimum dipping to -1°C (31°F), while highs can reach up to 17°C (63°F). During this time, the area receives approximately 38 mm (1.5 in) of precipitation over 10 days, and you'll find the air quite humid, with an average humidity of 84%.

August Temperature in Palmerston

In August in Palmerston, the average temperature is 7°C (46°F). The maximum can reach 17°C (63°F) and the minimum can be as low as -1°C (31°F). This range makes it essential for travelers to pack layers to stay comfortable throughout the day.

August Weather in Palmerston: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Palmerston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Palmerston, August typically has an average temperature of 7°C (46°F), with highs reaching up to 17°C (63°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec595957534844434548505457
Data source: Temperature data for Palmerston 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.

August Precipitation in Palmerston

In Palmerston in August, the precipitation amount is 38 mm (1.5 in) over the course of 10 days.

August Precipitation Trends in Palmerston

The chart displays monthly precipitation patterns in Palmerston, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Palmerston, August typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec889750764037653848779097
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Palmerston

In Palmerston in August, humidity is 84%. With an average temperature of 7°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers for warmth and comfort while traveling.

August Average Humidity in Palmerston

This chart illustrates the average monthly humidity levels in Palmerston, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Palmerston is approximately 84%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Palmerston

In Palmerston in August, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Palmerston, you can check the information here.

Maximum UV Index Levels in Palmerston for August

The chart shows the monthly maximum UV Index (UVI) for Palmerston in August, 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 August, the maximum UV index in Palmerston typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1311853223581012
Data source: Palmerston August 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 August Weather in Palmerston Compares to Other Months

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

This table compares monthly weather conditions in Palmerston, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)88 mm (3.5 inches)79%extreme
February Weather15°C (59°F)97 mm (3.8 inches)76%extreme
March Weather14°C (57°F)50 mm (2.0 inches)78%very high
April Weather11°C (53°F)76 mm (3.0 inches)81%moderate
May Weather9°C (49°F)40 mm (1.6 inches)84%moderate
June Weather7°C (44°F)37 mm (1.5 inches)85%low
July Weather6°C (43°F)65 mm (2.6 inches)85%low
August Weather7°C (46°F)38 mm (1.5 inches)84%moderate
September Weather9°C (48°F)48 mm (1.9 inches)83%moderate
October Weather10°C (51°F)77 mm (3.0 inches)80%very high
November Weather12°C (55°F)90 mm (3.5 inches)78%very high
December Weather14°C (58°F)97 mm (3.8 inches)81%extreme

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