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Australia weather

Weather in Katoomba for December 2025

Your guide to Katoomba weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Katoomba at the beginning of December is 27.6 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 30.1 °C by the end of December.

    • Rain 🌧️

  • Katoomba in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 29.8 mm.

    • More

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Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/13°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
60 %
Avg humidity

Katoomba Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
26°
2
Sunny
30°
3
Moderate rain at times
23°
4
Moderate rain at times
25°
5
Moderate or heavy rain shower
29°
6
Heavy rain at times
32°
7
Moderate or heavy rain shower
28°
8
Sunny
30°
9
Patchy rain possible
27°
10
Patchy rain possible
29°
11
Overcast
26°
12
Sunny
30°
13
Sunny
31°
14
Partly cloudy
32°
15
Moderate rain at times
33°
16
Partly cloudy
34°
17
Overcast
34°
18
Moderate rain at times
21°
19
Patchy rain possible
23°
20
Sunny
29°
21
Sunny
32°
22
Partly cloudy
31°
23
Sunny
22°
24
Sunny
26°
25
Sunny
31°
26
Sunny
32°
27
Moderate or heavy rain shower
32°
28
Sunny
27°
29
Sunny
31°
30
Patchy rain possible
28°
31
Patchy light drizzle
30°

Temperatures trend during December in Katoomba

See the weather trend as well as the moving average line

December weather in Katoomba day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Patchy rain possible
Patchy rain possible
 26° /15° 1 mm 9
2 Dec. Sunny
Sunny
 30° /13° 0 mm 11
3 Dec. Moderate rain at times
Moderate rain at times
 23° /17° 2.3 mm 8
4 Dec. Moderate rain at times
Moderate rain at times
 25° /15° 3.1 mm 9
5 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /15° 2.2 mm 9
6 Dec. Heavy rain at times
Heavy rain at times
 32° /17° 1.4 mm 10
7 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /19° 3.2 mm 9
8 Dec. Sunny
Sunny
 30° /16° 0.1 mm 11
9 Dec. Patchy rain possible
Patchy rain possible
 27° /14° 0.3 mm 9
10 Dec. Patchy rain possible
Patchy rain possible
 29° /13° 0.6 mm 9
11 Dec. Overcast
Overcast
 26° /14° 1.4 mm 9
12 Dec. Sunny
Sunny
 30° /10° 0 mm 11
13 Dec. Sunny
Sunny
 31° /14° 0 mm 11
14 Dec. Partly cloudy
Partly cloudy
 32° /16° 0 mm 11
15 Dec. Moderate rain at times
Moderate rain at times
 33° /15° 0.9 mm 10
16 Dec. Partly cloudy
Partly cloudy
 34° /17° 0 mm 11
17 Dec. Overcast
Overcast
 34° /16° 1.4 mm 10
18 Dec. Moderate rain at times
Moderate rain at times
 21° /11° 3.1 mm 8
19 Dec. Patchy rain possible
Patchy rain possible
 23° /10° 1.5 mm 8
20 Dec. Sunny
Sunny
 29° /10° 0 mm 10
21 Dec. Sunny
Sunny
 32° /13° 0.1 mm 11
22 Dec. Partly cloudy
Partly cloudy
 31° /14° 0.5 mm 11
23 Dec. Sunny
Sunny
 22° /10° 0 mm 9
24 Dec. Sunny
Sunny
 26° /7° 0 mm 10
25 Dec. Sunny
Sunny
 31° /9° 0 mm 11
26 Dec. Sunny
Sunny
 32° /12° 0 mm 11
27 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /15° 3.9 mm 10
28 Dec. Sunny
Sunny
 27° /12° 0.1 mm 10
29 Dec. Sunny
Sunny
 31° /9° 0 mm 11
30 Dec. Patchy rain possible
Patchy rain possible
 28° /13° 1 mm 9
31 Dec. Patchy light drizzle
Patchy light drizzle
 30° /12° 1.7 mm 10
Next
Important Notice
Our weather forecast for Katoomba in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Katoomba forecast closer to your planned date for the most up-to-date weather information.
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Katoomba in December - FAQ

What are the expected maximum and minimum temperatures in Katoomba during December?
Enjoy moderate daytime temperatures of up to 29° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Katoomba during December?
In December, Katoomba can expect light to moderate rainfall, totaling 29.8 mm across approximately 17 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Katoomba during December?
The average wind speed in Katoomba during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Katoomba

Explore the daily rainfall trends and prepare for Katoombas December weather 💧

UV exposure in Katoomba during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

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Get accurate weather forecasts for Katoomba, located at latitude -33.72 and longitude 150.307. Stay updated with localized weather information tailored for Katoomba.

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