The best times to visit Blue Mountains for ideal weather are

February 12th to May 6th

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

 

 


Other Blue Mountains Travel Info

Weather in Blue Mountains

Temperature

Average temperatures in Blue Mountains vary somewhat. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 50th 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 Blue Mountains, the hottest months are January, February, and then December. See average monthly temperatures below. The warmest time of year is generally late January and early February where highs are regularly around 87.4°F (30.8°C) with temperatures rarely dropping below 63.6°F (17.6°C) at night.

Blue Mountains Temperatures (Fahrenheit)

Key
High
Average
Low

Blue Mountains Temperatures (Celsius)

Key
High
Average
Low

“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.

Blue Mountains Perceived Temperature (F)

Key
High
Average
Low

Blue Mountains Perceived Temperature (C)

Key
High
Average
Low

 

Average Blue Mountains 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

MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
Jan86.773.662.6
Feb8371.963.1
Mar80.769.258.8
Apr73.762.351.7
May69.155.643
Jun63.451.941
Jul63.550.337.1
Aug67.453.238.4
Sep73.25944.1
Oct7864.250
Nov81.468.757.2
Dec82.570.359.5

Show Celsius

MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
Jan30.423.117
Feb28.322.217.3
Mar27.120.714.9
Apr23.216.810.9
May20.613.16.1
Jun17.411.15
Jul17.510.22.8
Aug19.711.83.6
Sep22.9156.7
Oct25.617.910
Nov27.420.414
Dec28.121.315.3

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Blue Mountains are July, September, 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 early to mid May. For example, on the week of May 7th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid February with an average of 2 days of significant precipitation the week of February 12th.

When can you find snow in Blue Mountains? 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 Blue Mountains.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Blue Mountains (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
Jan18%03.2
Feb28%05.9
Mar17%02.8
Apr21%03.1
May8%01.4
Jun17%03
Jul6%00.7
Aug8%01.3
Sep8%01.1
Oct10%01.3
Nov22%03.6
Dec17%03

Show Centimeters

MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
Jan1808.1
Feb28015
Mar1707.1
Apr2107.9
May803.6
Jun1707.6
Jul601.8
Aug803.3
Sep802.8
Oct1003.3
Nov2209.1
Dec1707.6

 

Humidity and Wind

Blue Mountains has some very humid months, with other comfortably humid months. The least humid month is September (53.5% relative humidity), and the most humid month is June (72.9%).

Wind in Blue Mountains is usually calm. The windiest month is December, followed by January and November. December’s average wind speed of around 5.6 knots (6.4 MPH or 10.3 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late September where average top sustained speeds reach 13.6 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Blue Mountains.

Key
Avg. Relative Humidity

Wind

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

Key
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.

MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
Jan5.5Light breeze11.9Significant breeze
Feb4.9Light breeze10.7Gentle breeze
Mar4.1Light breeze9.9Significant breeze
Apr3.8Barely noticeable9.2Gentle breeze
May3Barely noticeable7.9Significant breeze
Jun3.9Barely noticeable8.9Gentle breeze
Jul4.2Light breeze10Significant breeze
Aug4.9Light breeze11.2Significant breeze
Sep5.4Light breeze12.2Significant breeze
Oct5.2Light breeze12Significant breeze
Nov5.5Light breeze12Significant breeze
Dec5.6Light breeze12.2Significant breeze

Show Relative Humidity by Month

MonthAvg. Relative Humidity
Jan60.5%
Feb68.3%
Mar67.3%
Apr70.2%
May69.1%
Jun72.9%
Jul65%
Aug56.1%
Sep53.5%
Oct54.4%
Nov60.8%
Dec60%

 

Is it Safe to Travel to Blue Mountains?

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 Blue Mountains, NW, Australia is August, followed by February 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 Blue Mountains in July. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
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 81 in July means 81% of the tourists vs. August.

 

 

Overall Blue Mountains Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 82.2°F (27.9°C) and 65.1°F (18.4°C) with colder temperatures in the later months. Rain is somewhat common with 3 to 6 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 cold weather with high temperatures that are brisk. These months see the least precipitation with 2 to 5 days of precipitation per month. June – August is fairly slow season for tourism in Blue Mountains, so lodging and other accommodations may cost slightly less.

Spring (September through November)

Spring daily highs range from 83°F (28.3°C) and 69.2°F (20.7°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 2 to 7 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Summer (December through February)

Weather is perfect this time of year in Blue Mountains to be enjoyable for warm weather travelers. The average high during this season is between 87.4°F (30.8°C) and 80°F (26.7°C). On average, it rains or snows a fair amount: 5 to 8 times per month. These times of year are the busiest with tourists.

 

Best Times to TravelAustralia › Blue Mountains, NW, Australia