March is one of the warmer months of the year in Mackay, with average highs near 27.5°C and lows around 25.6°C (mean 26.6°C). It is a relatively wet time of year, averaging 174 mm of rainfall and 79% relative humidity across the period.
March is one of the warmer months of the year in Mackay. Across 45 years of records, the warmest Marchs in Mackay were 2017 and 2022 — when the month averaged 27.8°C — while the coldest were 1991 and 2008 at 25.2°C. Typical March days reach 27.5°C with nights near 25.6°C. The long-term trend is warming, about 0.2°C per decade.
March is a relatively wet time of year in Mackay, averaging 174 mm of rainfall. The wettest March on record was 2011 with 647 mm, while the driest was 2015 at 30 mm.
Relative humidity in Mackay during March averages 79%. The most humid March was 2011 at 84%, and the least humid was 2002 at 72%.
March receives about 5.5 kWh/m²/day of solar energy in Mackay. The sunniest March was 1993 at 6.3 kWh/m²/day, and the cloudiest was 2011 at 4.3.
Average wind speed in Mackay during March is 4.7 m/s. The windiest March was 1997 at 6.2 m/s, while the calmest was 2001 at 3.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.2°C | 26.3°C | 26.5°C | 26.7°C | 27.3°C | +1.1°C |
| Avg High | 27.1°C | 27.2°C | 27.4°C | 27.6°C | 28.3°C | +1.2°C |
| Avg Low | 25.3°C | 25.3°C | 25.6°C | 25.9°C | 26.3°C | +1°C |
| Avg Rain | 201 mm | 154 mm | 88 mm | 297 mm | 109 mm | -92 mm |
March temperatures in Mackay have risen by about 1°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 21.9°C (2008) to a record high of 32.1°C (1992).
Rainfall in March is a relatively wet time of year, averaging 174 mm, with a wettest year of 647 mm.
A quieter season to visit Mackay
If your dates are flexible, the more temperate months of September and August tend to be the most comfortable for visiting Mackay. That said, March — with days averaging 27.5°C and nights around 25.6°C (mean 26.6°C) and higher rainfall (174 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 28.1°C | 27.2°C | 26.2°C | 30.1°C | 24.5°C | 168 mm | 83% | 4.2 m/s | 5 |
| 2024 | 28.3°C | 27.4°C | 26.5°C | 29.7°C | 24.9°C | 107 mm | 80% | 5.2 m/s | 5.3 |
| 2023 | 28.5°C | 27.5°C | 26.4°C | 29.9°C | 25.0°C | 55 mm | 78% | 3.8 m/s | 6.2 |
| 2022 | 28.9°C | 27.8°C | 26.6°C | 31.3°C | 24.9°C | 95 mm | 78% | 4.3 m/s | 5.9 |
| 2021 | 28.0°C | 27.1°C | 26.1°C | 29.8°C | 25.3°C | 95 mm | 79% | 4.3 m/s | 5.8 |
| 2020 | 27.7°C | 26.9°C | 26.0°C | 29.2°C | 24.1°C | 136 mm | 79% | 5.1 m/s | 5.5 |
| 2019 | 27.6°C | 26.8°C | 25.9°C | 29.1°C | 24.7°C | 113 mm | 82% | 3.8 m/s | 5.5 |
| 2018 | 27.9°C | 26.9°C | 25.9°C | 29.3°C | 24.6°C | 88 mm | 78% | 5.2 m/s | 5.4 |
| 2017 🔥 | 28.7°C | 27.8°C | 26.9°C | 30.3°C | 23.7°C | 466 mm | 81% | 4.5 m/s | 4.9 |
| 2016 | 27.6°C | 26.9°C | 26.1°C | 29.2°C | 25.1°C | 284 mm | 81% | 4.5 m/s | 5.2 |
| 2015 | 28.5°C | 27.5°C | 26.4°C | 29.6°C | 25.8°C | 30 mm | 75% | 4.1 m/s | 6.2 |
| 2014 | 26.4°C | 25.6°C | 24.9°C | 27.1°C | 23.9°C | 215 mm | 81% | 5 m/s | 5.2 |
| 2013 | 26.8°C | 26.0°C | 25.2°C | 28.4°C | 23.6°C | 314 mm | 82% | 5.2 m/s | 5.3 |
| 2012 | 27.3°C | 26.5°C | 25.8°C | 29.2°C | 23.4°C | 533 mm | 81% | 4.6 m/s | 4.8 |
| 2011 🌧️ | 27.3°C | 26.5°C | 25.7°C | 29.4°C | 24.8°C | 647 mm | 84% | 4.5 m/s | 4.3 |
| 2010 | 27.6°C | 26.8°C | 26.0°C | 29.7°C | 25.0°C | 280 mm | 79% | 5.4 m/s | 5 |
| 2009 | 26.9°C | 26.0°C | 25.2°C | 28.5°C | 23.8°C | 131 mm | 81% | 5.2 m/s | 5.5 |
| 2008 | 26.1°C | 25.2°C | 24.4°C | 26.9°C | 21.9°C | 56 mm | 80% | 5.6 m/s | 5.4 |
| 2007 | 27.4°C | 26.5°C | 25.6°C | 29.6°C | 24.4°C | 106 mm | 79% | 4.6 m/s | 5.9 |
| 2006 | 27.6°C | 26.8°C | 26.0°C | 28.9°C | 24.7°C | 166 mm | 79% | 5.1 m/s | 5.2 |
| 2005 | 28.1°C | 27.1°C | 26.0°C | 30.5°C | 25.3°C | 54 mm | 75% | 4.6 m/s | 5.9 |
| 2004 | 28.4°C | 27.4°C | 26.4°C | 30.7°C | 24.6°C | 71 mm | 74% | 5.5 m/s | 6.1 |
| 2003 | 27.2°C | 26.3°C | 25.3°C | 28.9°C | 23.7°C | 124 mm | 78% | 4.6 m/s | 5.8 |
| 2002 | 28.0°C | 27.0°C | 25.9°C | 29.5°C | 23.6°C | 37 mm | 72% | 4.8 m/s | 6.2 |
| 2001 | 28.1°C | 27.1°C | 26.1°C | 29.5°C | 24.4°C | 80 mm | 78% | 3.7 m/s | 5.9 |
| 2000 | 26.4°C | 25.6°C | 24.7°C | 27.3°C | 23.8°C | 51 mm | 79% | 4.5 m/s | 6 |
| 1999 | 27.3°C | 26.6°C | 25.9°C | 28.6°C | 25.0°C | 276 mm | 82% | 4.7 m/s | 5.1 |
| 1998 | 28.1°C | 27.2°C | 26.2°C | 28.9°C | 25.0°C | 94 mm | 75% | 4.3 m/s | 5.9 |
| 1997 | 26.3°C | 25.5°C | 24.7°C | 28.2°C | 23.4°C | 184 mm | 81% | 6.2 m/s | 4.8 |
| 1996 | 27.1°C | 26.1°C | 25.1°C | 29.7°C | 24.4°C | 78 mm | 76% | 5.3 m/s | 5.6 |
| 1995 | 27.9°C | 26.8°C | 25.7°C | 31.6°C | 24.8°C | 47 mm | 78% | 4.2 m/s | 6.2 |
| 1994 | 26.7°C | 25.9°C | 25.0°C | 29.2°C | 22.9°C | 272 mm | 79% | 5.3 m/s | 5.2 |
| 1993 | 27.8°C | 26.5°C | 25.2°C | 30.9°C | 24.5°C | 34 mm | 72% | 4.3 m/s | 6.3 |
| 1992 | 27.8°C | 26.5°C | 25.2°C | 32.1°C | 24.1°C | 102 mm | 74% | 4.5 m/s | 6 |
| 1991 ❄️ | 26.2°C | 25.2°C | 24.3°C | 27.6°C | 23.5°C | 38 mm | 80% | 5 m/s | 5.9 |
| 1990 | 27.2°C | 26.2°C | 25.3°C | 30.1°C | 24.4°C | 416 mm | 81% | 5.3 m/s | 4.6 |
| 1989 | 26.4°C | 25.7°C | 24.9°C | 27.4°C | 24.0°C | 291 mm | 83% | 4.4 m/s | 5.2 |
| 1988 | 26.2°C | 25.6°C | 24.9°C | 27.2°C | 23.7°C | 364 mm | 81% | 5.1 m/s | 4.8 |
| 1987 | 28.0°C | 26.9°C | 25.7°C | 29.5°C | 24.9°C | 112 mm | 75% | 4 m/s | 6.1 |
| 1986 | 26.9°C | 26.0°C | 25.1°C | 27.9°C | 24.1°C | 155 mm | 74% | 5.7 m/s | 6 |
| 1985 | 26.7°C | 25.9°C | 25.1°C | 28.2°C | 23.6°C | 320 mm | 80% | 5.1 m/s | 5 |
| 1984 | 27.1°C | 26.1°C | 25.1°C | 28.5°C | 23.4°C | 69 mm | 76% | 3.9 m/s | 5.8 |
| 1983 | 27.8°C | 26.7°C | 25.6°C | 30.0°C | 24.6°C | 170 mm | 79% | 4.6 m/s | — |
| 1982 | 27.8°C | 26.9°C | 26.0°C | 29.0°C | 24.8°C | 240 mm | 79% | 4.6 m/s | — |
| 1981 | 27.3°C | 26.3°C | 25.3°C | 29.7°C | 24.0°C | 87 mm | 77% | 3.8 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 27.5°C with lows near 25.6°C (mean 26.6°C), based on 45 years of NASA POWER data.
March averages 174 mm of rainfall in Mackay, a relatively wet time of year. The wettest on record was 647 mm in 2011.
The hottest March reached 32.1°C in 1992. The coldest dipped to 21.9°C in 2008.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1°C. Daytime highs moved from 27.3°C to 28.4°C and overnight lows from 25.4°C to 26.4°C over the same span.
March is one of the warmer months of the year in Mackay and a relatively wet time of year, so plan for around 27.5°C daytime highs and 25.6°C at night.
Not quite — March is the 9th coolest month in Mackay, averaging 26.6°C.
For March in Mackay, pack light layers you can adjust through the day, with typical highs of 27.5°C and lows of 25.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 79% — quite humid.
Average wind speed in March is 4.7 m/s. The windiest March on record averaged 6.2 m/s (1997).
The wettest March on record was 2011 with 647 mm. On average, March sees 174 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Mackay behaves each March, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for March specifically, along with year-by-year records and how the month has changed over the decades.
