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New Zealand

North Island - New Zealand weather in December 2025

New Zealand

North Island - New Zealand weather in December 2025

 

Day

21 °C

 

Night

13 °C

 

Sea

18 °C

 

Precipitation

110 mm

in month

 

Rainy days

10 days

in month

 

Daylight

15 hours

average

 

Sunshine

7 hours

average

 

Humidity

77 %

 

Day

21 °C

 

Night

13 °C

 

Sea

18 °C

 

Precipitation

110 mm

in month

 

Rainy days

10 days

in month

 

Daylight

15 hours

average

 

Sunshine

7 hours

average

 

Humidity

77 %

Overview: North Island - New Zealand
In North Island in December, the average air temperature ranges from 21 °C (70 °F) during the day to 13 °C (55 °F) at night. There are 10 days of rain on average, where the rainfall is 110 mm (4.32 in).

Weather charts for North Island - New Zealand

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Countryside in Napier at sunset time
Mountain range in Rotorua in sunny weather with few clouds
Wellington in sunny weather with few clouds

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Weather overview and FAQs

Weather overview

In North Island in December, the average air temperature ranges from 21 °C (70 °F) during the day to 13 °C (55 °F) at night. There are 10 days of rain on average, where the rainfall is 110 mm (4.32 in).

Is December a good month to visit North Island?

There are good conditions for visiting in North Island in December. There are only 10 days of rain in the whole month, so you can leave your umbrella at home. There are some people, who may feel a slight chill at 21 °C (70 °F), but others will feel perfectly fine. The temperature of 13 °C (55 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.

What is the average number of rainy days in December in North Island?

There are 10 days, which are rainy in December in North Island, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.2 days of the week, or in general - 32 % days.

What is the temperature in North Island during the day in December?

In North Island in December, the average daily temperatures will be 21 °C (70 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.

Is there a dry season in North Island in December?

No, December is not a dry month in North Island, expect rain approximately 10 days in a month.

What is the air temperature in December in North Island at night?

The average night temperature in North Island in December is 13 °C (55 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.

What is the rainfall intensity in North Island in December?

There is precipitation of 110 mm (4.32 in) in December in North Island, which means 4 mm (0.15 in) rainfall per day on average.

How many hours of sun to expect in December in North Island?

There is an average length of sunshine of 7 hours per day in December in North Island.

Is there a wet season in North Island in December?

No, there is no wet season in North Island in December - you can expect 10 days of rain during the month.

How long is the day (from dawn till dusk) in North Island in December?

The length of daylight in North Island in December is 15 hours.

What level of humidity is to expect in December in North Island?

Humidity in North Island in December is 77 %.

How windy is it in North Island in December?

An average wind scale that can be expected in North Island in December is 5.

Is North Island rainier in December than in January?

No, in North Island in December it does not rain more than in January.

Is the weather in North Island warmer in December than in January?

No, December is not warmer in North Island than January.

Is the temperature rising or falling in the course of time in North Island in December?

During December in North Island, the day temperatures are decreasing - from 20 °C (68 °F) at the beginning of the month to 22 °C (72 °F) at the end of the month.

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