The best times to visit Mackay Harbour for ideal weather are

April 16th to October 28th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Mackay Harbour Travel Info

Weather in Mackay Harbour


Average temperatures in Mackay Harbour vary somewhat. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 48th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Mackay Harbour, the hottest months are January, December, and then February. See average monthly temperatures below. The warmest time of year is generally early to mid January where highs are regularly around 88.3°F (31.3°C) with temperatures rarely dropping below 73.3°F (22.9°C) at night.

Mackay Harbour Temperatures (Fahrenheit)


Mackay Harbour Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Mackay Harbour Perceived Temperature (F)


Mackay Harbour Perceived Temperature (C)



Average Mackay Harbour Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 87.2 80.3 73.6
Feb 86.1 79.5 73.2
Mar 84.6 77.7 71
Apr 81.8 73.5 65.5
May 77.6 68.2 59
Jun 73.6 63.8 54.5
Jul 72.9 62.1 51.2
Aug 75.2 64 52.2
Sep 79.5 69.5 58
Oct 82.8 73.7 63.6
Nov 85.4 77.1 68.5
Dec 87.6 79.7 71.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 30.7 26.8 23.1
Feb 30.1 26.4 22.9
Mar 29.2 25.4 21.7
Apr 27.7 23.1 18.6
May 25.3 20.1 15
Jun 23.1 17.7 12.5
Jul 22.7 16.7 10.7
Aug 24 17.8 11.2
Sep 26.4 20.8 14.4
Oct 28.2 23.2 17.6
Nov 29.7 25.1 20.3
Dec 30.9 26.5 21.9



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Mackay Harbour are September, August, and then July. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late October. For example, on the week of October 22nd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January and early February with an average of 4 days of significant precipitation the week of January 29th.

When can you find snow in Mackay Harbour? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Mackay Harbour.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Mackay Harbour (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 33% 0 10.1
Feb 47% 0 13.2
Mar 34% 0 12
Apr 23% 0 4.7
May 22% 0 2.9
Jun 16% 0 2.5
Jul 6% 0 1.2
Aug 4% 0 0.9
Sep 4% 0 0.8
Oct 8% 0 1.2
Nov 18% 0 4.2
Dec 22% 0 6.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 33 0 25.7
Feb 47 0 33.5
Mar 34 0 30.5
Apr 23 0 11.9
May 22 0 7.4
Jun 16 0 6.4
Jul 6 0 3
Aug 4 0 2.3
Sep 4 0 2
Oct 8 0 3
Nov 18 0 10.7
Dec 22 0 16.8


Humidity and Wind

Mackay Harbour has some very humid months, and above average humidity throughout the year. The least humid month is October (63.4% relative humidity), and the most humid month is February (75.1%).

Wind in Mackay Harbour is usually moderate. The windiest month is March, followed by January and February. March’s average wind speed of around 11 knots (12.6 MPH or 20.3 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late January and early February where average top sustained speeds reach 17.6 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Mackay Harbour.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 10.9 Gentle breeze 15.2 Significant breeze
Feb 10.8 Gentle breeze 15.7 Significant breeze
Mar 11 Significant breeze 15.9 Significant breeze
Apr 9.3 Gentle breeze 14.2 Significant breeze
May 8.9 Gentle breeze 14 Significant breeze
Jun 8 Gentle breeze 13 Significant breeze
Jul 8.1 Gentle breeze 13.5 Significant breeze
Aug 7.7 Gentle breeze 13.4 Significant breeze
Sep 8.7 Gentle breeze 14.2 Significant breeze
Oct 10.5 Gentle breeze 15.4 Significant breeze
Nov 9.9 Gentle breeze 14.7 Significant breeze
Dec 10.1 Gentle breeze 14.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 70.7%
Feb 75.1%
Mar 73.8%
Apr 73.4%
May 71.9%
Jun 72.8%
Jul 70.6%
Aug 69.4%
Sep 67.6%
Oct 63.4%
Nov 65.8%
Dec 64.8%


Is it Safe to Travel to Mackay Harbour?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Australia; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 30, 2023.


The Busiest and Least Crowded Months

The busiest month for tourism in Mackay Harbour, QL, Australia is July, followed by September and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Mackay Harbour in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 58.3 in December means 58.3% of the tourists vs. July.



Overall Mackay Harbour Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 85.9°F (29.9°C) and 76.2°F (24.6°C) with colder temperatures in the later months. Rain is somewhat common with 7 to 11 days of significant precipitation per month. Fall is the second busiest for tourism, which makes it a good time for those looking for things to do.

Winter (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the least precipitation with 1 to 5 days of precipitation per month. June – August is the busiest season for tourism in Mackay Harbour, so lodging and other accommodations may cost more than usual.

Spring (September through November)

Spring daily highs range from 86.9°F (30.5°C) and 77.4°F (25.2°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 5 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Summer (December through February)

Weather is perfect this time of year in Mackay Harbour to be enjoyable for warm weather travelers. The average high during this season is between 88.3°F (31.3°C) and 85.7°F (29.8°C). On average, it rains or snows a great amount: 7 to 13 times per month. These times of year are the slowest with tourists.


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