The best times to visit Hamilton Island for ideal weather are

April 9th to September 30th

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



Other Hamilton Island Travel Info

Weather in Hamilton Island


Average temperatures in Hamilton Island vary greatly. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a very low chance of precipitation throughout the year. The area is somewhat temperate — in the 52nd 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 Hamilton Island, the hottest months are December, January, and then November. See average monthly temperatures below. The warmest time of year is generally early December where highs are regularly around 100.9°F (38.3°C) with temperatures rarely dropping below 72.1°F (22.3°C) at night.

Hamilton Island Temperatures (Fahrenheit)


Hamilton Island 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.

Hamilton Island Perceived Temperature (F)


Hamilton Island Perceived Temperature (C)



Average Hamilton Island 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 97.3 84.6 72
Feb 95.1 82.3 70.1
Mar 94.1 80.8 67.8
Apr 89.1 74.4 59.6
May 81.5 66.8 51.4
Jun 74.6 60.3 45.6
Jul 75.2 59.9 43.6
Aug 80.6 64.1 46.4
Sep 87.7 71.8 54.4
Oct 94.4 79 62.1
Nov 98 83.3 68.4
Dec 99.3 85.5 72

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 36.3 29.2 22.2
Feb 35.1 27.9 21.2
Mar 34.5 27.1 19.9
Apr 31.7 23.6 15.3
May 27.5 19.3 10.8
Jun 23.7 15.7 7.6
Jul 24 15.5 6.4
Aug 27 17.8 8
Sep 30.9 22.1 12.4
Oct 34.7 26.1 16.7
Nov 36.7 28.5 20.2
Dec 37.4 29.7 22.2



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Hamilton Island are August, July, and then May. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid April. For example, on the week of April 16th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early January with an average of 2 days of significant precipitation the week of January 1st.

When can you find snow in Hamilton Island? 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 Hamilton Island.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Hamilton Island (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 15% 0 3.8
Feb 13% 0 2.5
Mar 8% 0 1.5
Apr 3% 0 0.3
May 3% 0 0.6
Jun 4% 0 0.7
Jul 3% 0 0.5
Aug 2% 0 0.3
Sep 6% 0 0.7
Oct 3% 0 0.7
Nov 10% 0 1.5
Dec 15% 0 2.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 15 0 9.7
Feb 13 0 6.4
Mar 8 0 3.8
Apr 3 0 0.8
May 3 0 1.5
Jun 4 0 1.8
Jul 3 0 1.3
Aug 2 0 0.8
Sep 6 0 1.8
Oct 3 0 1.8
Nov 10 0 3.8
Dec 15 0 6.6


Humidity and Wind

Hamilton Island has some comfortably humid months, with some very dry months. The least humid month is October (19.8% relative humidity), and the most humid month is February (44.7%).

Wind in Hamilton Island is usually moderate. The windiest month is October, followed by November and January. October’s average wind speed of around 9.9 knots (11.4 MPH or 18.4 KPH) is considered “a gentle 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 16.9 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Hamilton Island.

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 9.5 Gentle breeze 15.7 Significant breeze
Feb 9.1 Gentle breeze 15 Significant breeze
Mar 9 Gentle breeze 14.9 Significant breeze
Apr 8.1 Gentle breeze 13.6 Significant breeze
May 8 Gentle breeze 13.2 Significant breeze
Jun 7.7 Gentle breeze 12.8 Significant breeze
Jul 8.1 Gentle breeze 13.2 Significant breeze
Aug 8.2 Gentle breeze 13.8 Significant breeze
Sep 8.6 Gentle breeze 15.2 Significant breeze
Oct 9.9 Gentle breeze 16.4 Significant breeze
Nov 9.7 Gentle breeze 16.3 Significant breeze
Dec 9.5 Gentle breeze 15.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 42.7%
Feb 44.7%
Mar 39.9%
Apr 31.8%
May 34.4%
Jun 40.8%
Jul 32.9%
Aug 24%
Sep 23.6%
Oct 19.8%
Nov 27.8%
Dec 34.1%


Is it Safe to Travel to Hamilton Island?

Our best data indicates this area is generally safe. As of Oct 07, 2019 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 Aug 22, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Hamilton Island, 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 Hamilton Island 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 Hamilton Island Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 95.9°F (35.5°C) and 78.6°F (25.9°C) with colder temperatures in the later months. Rain is rare with 1 to 3 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 about 1 days of precipitation per month. June – August is the busiest season for tourism in Hamilton Island, so lodging and other accommodations may cost more than usual.

Spring (September through November)

Spring daily highs range from 99.6°F (37.6°C) and 82.3°F (27.9°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 3 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 Hamilton Island to be enjoyable for warm weather travelers. The average high during this season is between 100.9°F (38.3°C) and 93.2°F (34°C). On average, it rains or snows a fair amount: 4 to 5 times per month. These times of year are the slowest with tourists.


Best Times to TravelAustralia › Hamilton Island, QL, Australia