Christchurch weather

Our guide to the weather in Christchurch during December

20

Average high

5

UV Index

57mm

Monthly rainfall

16

Sea temperature

We've looked at the most up-to-date weather data for Christchurch, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Christchurch weather in December.

What's the temperature like in Christchurch during December?

The temperature reaches around 20℃ during the daytime in December, falling away to 10℃ at night. Remember that in December it's summer in the souther hemisphere! The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Christchurch during December?

On average, there will be 4 rainy days during the month, amounting to 57.4mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. You're not likely to see a thunderstorm during your trip.

Is it windy in Christchurch during December?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during December. With moderate air temperatures, any breeze will feel cool.

How warm is the sea in Christchurch during December?

The water around Christchurch is a bracing 16℃ during December and would be considered too cold for swimming. Those who are a bit more hardy or frequently swim in cooler open water might want to take a quick dip. A wetsuit would be advisable if you wish to spend longer than 5 minutes in the water.

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Christchurch Blog posts

From the UK's most popular travel bloggers

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17th July 2019 by PommieTravels

New Zealand is a fantastic country with vibrant cities, vast open wilderness spaces and adrenalin pumping activities. Perfect for families, solo travellers, and groups large and small, New Zealand is a country you will want to see again and again. To get the most out of your visit, follow these tips. This will ensure you have everything arranged before you arrive in the country and you are ready to savour all that it offers....

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Air New Zealand Black Friday Deals

31st January 2018 by Stuart

This Black Friday (November 24th) offers an amazing opportunity to snap up a mega flight deal with Air New Zealand who are offering passengers their lowest ever online fares. But with a limited number of flights available you’ll need to be quick to make the most of the mammoth saving. What’s the deal? 100 x Los Angeles (Economy) Return Flights at £175 per person: Outbound travel dates: 4/5/6/7/20/21/22/26/27/28 February 2018. Inbound travel dates: 11/12/13/14/15 February 2018 and...

Weather in Christchurch

Our month-by-month guide to the weather and climate in Christchurch

21.6

Christchurch weather in

January
21.3

Christchurch weather in

February
19.3

Christchurch weather in

March
16.7

Christchurch weather in

April
14.0

Christchurch weather in

May
11.0

Christchurch weather in

June
10.5

Christchurch weather in

July
11.9

Christchurch weather in

August
13.6

Christchurch weather in

September
15.4

Christchurch weather in

October
17.6

Christchurch weather in

November
19.7

Christchurch weather in

December