Climate in Mackay

Mackay, Australia has a semi-arid climate. The annual average temperature is about 25.5°C and the city receives roughly 449 mm of precipitation across 48 rainy days a year, with around 2911 hours of sunshine. The warmest month is Jan (highs near 36.9°C) and the coldest is Jul (lows near 14.1°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Mackay is classified as Semi-Arid. This reflects its annual temperature range and the seasonal pattern of its rainfall.

Mackay receives about 449 mm of precipitation a year over roughly 48 rainy days. The wettest month is Nov and the driest is Jul.

Mackay sees an estimated 2911 hours of sunshine a year, concentrated in the warmer months around Jan.

By temperature and rainfall, the most comfortable months in Mackay are Jul, Aug, Jun. Conditions vary year to year — verify with a current forecast before booking.

Mackay has a climate comfort score of 71/100, a comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.