December Weather in Mamaku, New Zealand

Last updated: August 31, 2025

In December, the average temperature in Mamaku, New Zealand hovers around 17°C (63°F), with a range that dips to a cool 5°C (41°F) and peaks at a warm 27°C (81°F). Expect about 126 mm (5.0 in) of precipitation over 15 days, contributing to an average humidity of 66%. Get ready for a month of pleasantly mild weather!

December Temperature in Mamaku

In December in Mamaku, the average temperature is 17°C (63°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as 5°C (41°F). Be sure to pack layers to prepare for varying conditions during your travels!

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

The chart illustrates December temperature patterns in Mamaku, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mamaku, December typically has an average temperature of 17°C (63°F), with highs reaching up to 27°C (81°F) and lows dropping to around 5°C (41°F).

Data source: Temperature data for Mamaku generated using information from the Copernicus Climate Change Service.

December Precipitation in Mamaku

In Mamaku in December, the precipitation amount is 126 mm (5.0 in) spread over 15 days.

December Precipitation Trends in Mamaku

The chart displays monthly precipitation patterns in Mamaku, 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 Mamaku, December typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Mamaku

In Mamaku in December, humidity is 66%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making travel refreshing yet slightly muggy, perfect for leisurely strolls or picturesque outdoor explorations, but travelers should be prepared for occasional discomfort as they navigate the vibrant sights.

December Average Humidity in Mamaku

This chart illustrates the average monthly humidity levels in Mamaku, 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 Mamaku is approximately 66%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mamaku

In Mamaku in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Mamaku.

Maximum UV Index Levels in Mamaku for December

The chart shows the monthly maximum UV Index (UVI) for Mamaku 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 Mamaku typically reaches 13, which falls under the extreme exposure category.

Data source: Mamaku 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 Mamaku Compares to Other Months

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

This table compares monthly weather conditions in Mamaku, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (65°F)	74 mm (2.9 inches)	69%	extreme
February Weather	18°C (65°F)	106 mm (4.2 inches)	69%	extreme
March Weather	16°C (62°F)	124 mm (4.9 inches)	71%	very high
April Weather	14°C (57°F)	152 mm (6.0 inches)	74%	high
May Weather	11°C (52°F)	107 mm (4.2 inches)	83%	moderate
June Weather	9°C (49°F)	113 mm (4.4 inches)	85%	moderate
July Weather	8°C (47°F)	133 mm (5.2 inches)	86%	moderate
August Weather	9°C (48°F)	152 mm (6.0 inches)	83%	moderate
September Weather	10°C (50°F)	137 mm (5.4 inches)	78%	high
October Weather	12°C (54°F)	121 mm (4.8 inches)	77%	very high
November Weather	15°C (59°F)	120 mm (4.7 inches)	74%	extreme
December Weather	17°C (63°F)	126 mm (5.0 inches)	66%	extreme