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Weather in December in The Blue Mountains

Planning a journey to the Blue Mountains this December and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in the Blue Mountains in December?

The Blue Mountains is a region in Australia. December in the Blue Mountains generally has warm temperatures, with high precipitation. It's the height of summer.

Temperatures

You can expect warm maximum daytime temperatures of around 25°C and nighttime temperatures around 12°C in Katoomba. To learn more about the conditions in specific areas of the Blue Mountains in December, check out the map below.

To learn more about the conditions in specific areas of the Blue Mountains, check out the map below.

Precipitation

In December, precipitation varies across different areas. From high rainfall in Springwood with an average of 107 mm to high rainfall in Katoomba with 121 mm.

For a more detailed look at the Blue Mountains's conditions throughout the year, check out our the Blue Mountains climate page.

Where to go in the Blue Mountains in December

Find more information for the most popular destinations in the the Blue Mountains on the map below. Click on a destination dot for more details.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Australia, check out our Blue Mountains's climate page.

Popular destinations

What is the weather like in December for the 5 most popular destinations in the Blue Mountains?

Katoomba

In December Katoomba generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 12°C and high monthly rainfall. So on average the conditions are pleasant that month.

Katoomba
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
23°C 
10°C 
112 mm 
13 days 
25°C 
12°C 
121 mm 
11 days 
Annual   >> Annual
>>  
21°C 
9°C 
1046 mm 
140 days 
Climate in Katoomba

Leura

In December Leura generally has high temperatures with maximum daytime temperatures around 26°C, minimum nighttime temperatures around 13°C and high monthly rainfall. So on average the conditions are pleasant that month.

Leura
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
24°C 
10°C 
111 mm 
13 days 
26°C 
13°C 
121 mm 
11 days 
Annual   >> Annual
>>  
21°C 
9°C 
1043 mm 
140 days 
Climate in Leura

Blackheath

In December Blackheath generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 12°C and high monthly rainfall. So on average the conditions are pleasant that month.

Blackheath
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
23°C 
10°C 
109 mm 
13 days 
25°C 
12°C 
119 mm 
11 days 
Annual   >> Annual
>>  
20°C 
8°C 
1023 mm 
146 days 
Climate in Blackheath

Wentworth Falls

In December Wentworth Falls generally has high temperatures with maximum daytime temperatures around 26°C, minimum nighttime temperatures around 13°C and high monthly rainfall. So on average the conditions are pleasant that month.

Wentworth Falls
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
24°C 
11°C 
111 mm 
13 days 
26°C 
13°C 
119 mm 
11 days 
Annual   >> Annual
>>  
21°C 
9°C 
1037 mm 
139 days 
Climate in Wentworth Falls

Mount Victoria

In December Mount Victoria generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 12°C and high monthly rainfall. So on average the conditions are pleasant that month.

Mount Victoria
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
23°C 
10°C 
106 mm 
14 days 
25°C 
12°C 
116 mm 
12 days 
Annual   >> Annual
>>  
20°C 
8°C 
998 mm 
149 days 
poor 
Climate in Mount Victoria

Is your destination not in the list? Have a look at other destinations in the Blue Mountains, in Australia.

Is December the best time to visit the Blue Mountains?

Given the typically pleasant weather conditions in Katoomba, December might be a good time to visit the Blue Mountains. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, the best visiting conditions can be found in April and October offering mostly perfect weather in Katoomba. On the other hand, the months of May, June, July and August tend to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in the Blue Mountains.

Weather and climate has detailed information for every country in the world. Are you going to Australia? Get detailed historical weather averages for many cities in Australia.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.