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Wellington weather in January

Long-run climate averages for Wellington, New Zealand in January, plus what the forecast models say for the days ahead.

January at a glance

In January, Wellington averages 20°C by day and 15°C at night. The wettest month is usually April.

January in Wellington averages a daytime high of 20°C and an overnight low of 15°C, which reads as mild for this part of the world. It is the warmest month of the year here. Across the whole year Wellington sees roughly 943 mm of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Wellington forecast with every model compared and how much they currently agree.

Wellington weather by month

what to expect in Wellington through the year

Here is Wellington's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Wellington by season.

Jan
20°
15°
Mild
Feb
20°
15°
Mild
Mar
18°
13°
Mild
Apr
17°
12°
Mild
Wettest
May
15°
11°
Mild
Jun
13°
Cool
Jul
12°
Cool
Aug
12°
Cool
Sep
14°
10°
Cool
Oct
15°
10°
Mild
Nov
16°
12°
Mild
Dec
18°
14°
Mild

Common questions

How warm is Wellington in January?
Wellington averages a daytime high of 20°C in January, with overnight lows around 15°C. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.
Is January a good time to visit Wellington?
The most comfortable time to visit Wellington is usually January, February, March and November, when daytime highs sit in the pleasant 16-26°C range and the heaviest April rain is behind you.
Does it rain a lot in Wellington in January?
The wettest month in Wellington is usually April. Across the year the city sees roughly 943 mm of precipitation.

Wellington in other months

More about Wellington