Swannanoa Weather in December

With daytime temperatures of 21°C (70°F) and nighttime lows of 11°C (52°F), December in Swannanoa brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 73 mm (2.9 in) falls on average.

Rainfall in Swannanoa in December

The climate data from previous years indicates about 10 days of rain, averaging 73 mm (2.9 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Swannanoa in December

December is one of the better months to visit Swannanoa. Expect 21°C (70°F) during the day and 11°C (52°F) at night. The summer season takes place during December. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Swannanoa in December

There are approximately 218 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Swannanoa in December

In December, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in December

The water is 13°C (55°F) this month — cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit New Zealand, check out our Swannanoa's climate page.

Swannanoa Temperature in December

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Water Temperature 13°C (55°F) *  

Chance of Rain 35%  

Precipitation 73 mm (2.9 in)  

Rainy days 10 days  

Humidity 71% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 218 hours *  

Percentage Sunshine 46% *  

* Data from: Christchurch, New Zealand (12 KM, 8 Miles).

What to Wear in Swannanoa in December

For Swannanoa in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Expect water temperatures of around 13°C (55°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Swannanoa in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit New Zealand, check out our Swannanoa's climate page.

More climate data for Swannanoa

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Swannanoa climate overview or explore weather in New Zealand.