The Royal Sydney Golf Club Weather Forecast

Today 14 Dec
- 19
- 29
Very windy. Partly cloudy
Mon 15 Dec
- 19
- 20
Shower or two
Tue 16 Dec
- 18
- 20
Cloudy
Wed 17 Dec
- 19
- 24
Partly cloudy
Thu 18 Dec
- 19
- 28
Sunny
Fri 19 Dec
- 21
- 30
Mostly sunny
Sat 20 Dec
- 21
- 28
Shower or two

Today 14 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 15 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 16 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
Wed 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

Today 14 Dec Sydney

Mostly sunny day. Slight chance of a shower at night. Winds west to northwesterly 20 to 30 km/h shifting southerly 35 to 55 km/h in the late evening.

The Royal Sydney Golf Club Temperature Statistics View More

December Temperature

Sydney (Observatory Hill) (5km)

Lowest 19 June, 2025
6 °C
Average 2025
18.6 °C
Highest 5 December, 2025
37.8 °C
Lowest 12 November, 2025
11.4 °C
Average November
20.9 °C
Highest 26 November, 2025
34.4 °C
Lowest 2 December, 2025
13.3 °C
Average December
22.1 °C
Highest 5 December, 2025
37.8 °C

Climate (2020–Present)

Sydney (Observatory Hill) (5km)

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Average Low 2020–2025
14.7 °C
Average 2020–2025
18.3 °C
Average High 2020–2025
23.4 °C

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