Auckland weather in January
Long-run climate averages for Auckland, New Zealand in January, plus what the forecast models say for the days ahead.
In January, Auckland averages 23°C by day and 18°C at night. It is the wettest month of the year here.
January in Auckland averages a daytime high of 23°C and an overnight low of 18°C, which reads as warm for this part of the world. It is the warmest month of the year here. It is also the wettest month, so build rain into any plan. Across the whole year Auckland sees roughly 1401 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 Auckland forecast with every model compared and how much they currently agree.
Auckland weather by month
what to expect in Auckland through the yearHere is Auckland'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 Auckland by season.
Bottom line: over the last 30 days the European model has been the most accurate forecast for Auckland, scoring 90/100 on our CheckWeather Score, ahead of the German at 87. See the full NZ accuracy scoreboard for exactly how every model is tested.
Common questions
How warm is Auckland in January?
Is January a good time to visit Auckland?
Does it rain a lot in Auckland in January?
Climate averages from ERA5 reanalysis. Model accuracy re-scored over a rolling 30 days. Page updated .