Normal weather for Wellington in December
It's pleasantly warm in December in Wellington with an average temperature of 20°C. Temperatures this month range from a low of 18°C to a high of 22°C. At night, you can expect temperatures between 13°C and 17°C.
In December, there is an average of 120 mm of precipitation, spread over 14 days. The wind speed is around 5 Bft, mostly coming from the South.
Wellington in December |
New York | ||
|---|---|---|---|
 Average Temperature |
20°C | 9°C | |
 High Temp |
22°C | 12°C | |
| Low Temp |
18°C | 4°C | |
 Total Precipitation |
120 mm | 133 mm | |
| Rainy Days |
14 days | 17 days | |
Start of December
The month of December starts in Wellington with mild temps, averaging around 20°C during the day and nights around 15°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
With the temperature difference between day and night, it’s smart to wear layers. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
Mid December
By mid-December, daytime temps rise to around 21°C, with nights around 15°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
Since it cools down at night, it’s a good idea to wear layers. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
End of December
By the end of December, the average daytime temperature in Wellington is around 21°C, while nighttime temps are about 15°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
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Water temperature
The water temperature at Wellington is 18°C this month. You can swim, but it's a bit chilly.
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit Wellington?
Looking for sun? December isn’t a good month to be in Wellington. The temperature is nice, but there’s too much chance of rain.
Temperature records for Wellington in December
Check out the climate of Wellington for all months and discover the best travel time
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Daily Temperature in December in Wellington
This chart shows the average daily high and low temperatures in December for Wellington, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in December in Wellington
The chart below shows the average daily precipitation in December for Wellington, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 14 days of precipitation in Wellington.
Daily UV Index in December in Wellington
This chart shows the average daily UV index in December in Wellington, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Wellington Over the Years
This chart shows the average temperature in December in Wellington, measured in degrees Celsius, over the past few years.
Total Precipitation in December in Wellington Over the Years
This chart shows the average precipitation in December in Wellington, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in December for Wellington
Click on any day in December to get detailed info about the usual weather on that day in Wellington. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Wellington
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Average Weather in Wellington by Month
Click on a month below to see detailed weather info for Wellington. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Wellington for all months at once
