Blackheath Weather Forecast

Today 17 Dec
- 11
- 25
Clear
Thu 18 Dec
- 15
- 31
Sunny
Fri 19 Dec
- 20
- 33
Sunny morning. Possible storm
Sat 20 Dec
- 18
- 28
Showers. Storm developing
Sun 21 Dec
- 20
- 32
Shower or two. Possible storm
Mon 22 Dec
- 17
- 29
Sunny morning. Shower or two
Tue 23 Dec
- 14
- 26
Shower or two

Today 17 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Thu 18 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Fri 19 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sat 20 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sun 21 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Mon 22 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Tue 23 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm

Today 17 Dec Katoomba

Clear. Winds easterly 15 to 20 km/h becoming light in the evening.

Blackheath Temperature Statistics View More

December Temperature

Mount Boyce (2km)

Lowest 26 June, 2025
-1.8 °C
Average 2025
12 °C
Highest 28 January, 2025
33.2 °C
Lowest 12 November, 2025
2.1 °C
Average November
15.1 °C
Highest 25 November, 2025
28.9 °C
Lowest 2 December, 2025
3.4 °C
Average December
16.4 °C
Highest 6 December, 2025
32.3 °C

Climate (2020–Present)

Mount Boyce (2km)

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Average Low 2020–2025
8.3 °C
Average 2020–2025
11.8 °C
Average High 2020–2025
17.3 °C

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