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December Weather in Palmerston, Australia

Last updated: August 22, 2025

In December, the average temperature in Palmerston, Australia hovers around 29°C (85°F), creating a warm atmosphere. However, you might experience minimums of 23°C (74°F) and soaring maximums of 38°C (101°F). Be prepared for occasional rain, as 243 mm (9.6 in) of precipitation can fall over 21 days. With an average humidity of 73%, it’s a month where staying hydrated is key!

December Temperature in Palmerston

In December in Palmerston, the average temperature is 29°C (85°F), with maximums reaching 38°C (101°F) and minimums dropping to as low as 23°C (74°F). This warm climate makes Palmerston an ideal destination for travelers seeking a sunny getaway.

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

The chart illustrates December 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, December typically has an average temperature of 29°C (85°F), with highs reaching up to 38°C (101°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec828282828077777982858584
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.

December Precipitation in Palmerston

In Palmerston in December, the total precipitation amount is 243 mm (9.6 in) over the course of 21 days.

December Precipitation Trends in Palmerston

The chart displays monthly precipitation patterns in Palmerston, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Palmerston, December typically receives around 243 mm (9.6 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec3983473329672121273167243
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Palmerston

In Palmerston in December, humidity is 73%. With an average temperature of 29°C (85°F), this humidity feels like a warm blanket enveloping you, making outdoor activities quite uncomfortable and sticky for traveling.

December Average Humidity in Palmerston

This chart illustrates the average monthly humidity levels in Palmerston, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Palmerston is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%89%87%80%68%54%42%45%44%42%55%73%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Palmerston

In Palmerston in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Palmerston.

Maximum UV Index Levels in Palmerston for December

The chart shows the monthly maximum UV Index (UVI) for Palmerston in December, 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 December, the maximum UV index in Palmerston typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15161513119101315151516
Data source: Palmerston December 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 December 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 December’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 December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)398 mm (15.7 inches)86%extreme
February Weather28°C (83°F)347 mm (13.6 inches)89%extreme
March Weather28°C (83°F)332 mm (13.1 inches)87%extreme
April Weather28°C (82°F)96 mm (3.8 inches)80%extreme
May Weather27°C (80°F)7 mm (0.3 inches)68%extreme
June Weather25°C (77°F)2 mm (0.1 inches)54%very high
July Weather25°C (77°F)1 mm (0.0 inches)42%very high
August Weather26°C (79°F)2 mm (0.1 inches)44%extreme
September Weather28°C (82°F)12 mm (0.5 inches)44%extreme
October Weather29°C (85°F)73 mm (2.9 inches)42%extreme
November Weather29°C (85°F)167 mm (6.6 inches)55%extreme
December Weather29°C (85°F)243 mm (9.6 inches)73%extreme

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