Mackay weather in January
Long-run climate averages for Mackay, Queensland in January, plus what the forecast models say for the days ahead.
In January, Mackay averages 29°C by day and 25°C at night. It is the wettest month of the year here.
January in Mackay averages a daytime high of 29°C and an overnight low of 25°C, which reads as hot 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 Mackay sees roughly 1393 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 Mackay forecast with every model compared and how much they currently agree.
Mackay weather by month
what to expect in Mackay through the yearHere is Mackay'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 Mackay by season.
Bottom line: over the last 30 days the American model has been the most accurate forecast for Mackay, scoring 73/100 on our CheckWeather Score, ahead of the German at 69. See the full AU accuracy scoreboard for exactly how every model is tested.
Common questions
How warm is Mackay in January?
Is January a good time to visit Mackay?
Does it rain a lot in Mackay in January?
Climate averages from ERA5 reanalysis. Model accuracy re-scored over a rolling 30 days. Page updated .