Blackheath Weather Forecast

Today 20 May
- 6
- 13
Morning fog then mostly sunny
Thu 21 May
- 5
- 13
Mostly sunny
Fri 22 May
- 6
- 11
Shower or two
Sat 23 May
- 8
- 13
Shower or two
Sun 24 May
- 9
- 16
Possible shower
Mon 25 May
- 8
- 12
Shower or two
Tue 26 May
- 5
- 11
Shower or two

Today 20 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Thu 21 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Fri 22 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sat 23 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sun 24 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Mon 25 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Tue 26 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm

Today 20 May Katoomba

Patchy morning fog. Mostly sunny afternoon. Winds westerly 15 to 20 km/h becoming light in the morning.

Blackheath Temperature Statistics View More

May Temperature

Mount Boyce (2km)

Lowest 8 May, 2026
1 °C
Average 2026
15.2 °C
Highest 9 January, 2026
35.3 °C
Lowest 18 April, 2026
3.3 °C
Average April
12.4 °C
Highest 9 April, 2026
24 °C
Lowest 8 May, 2026
1 °C
Average May
10.5 °C
Highest 3 May, 2026
20.7 °C

Climate (2022–Present)

Mount Boyce (2km)

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Average Low 2022–2026
8.4 °C
Average 2022–2026
12 °C
Average High 2022–2026
17.5 °C

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