Cowan Weather Forecast

Today 3 Dec
- 12
- 25
Clear
Thu 4 Dec
- 14
- 30
Sunny
Fri 5 Dec
- 17
- 35
Sunny
Sat 6 Dec
- 22
- 37
Possible shower developing
Sun 7 Dec
- 19
- 23
Shower or two
Mon 8 Dec
- 16
- 25
Cloudy
Tue 9 Dec
- 17
- 30
Sunny

Today 3 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 4 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 5 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 6 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 7 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 8 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 9 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 3 Dec Sydney

Clear. Winds north to northeasterly 15 to 25 km/h tending east to northeasterly in the late afternoon then becoming light in the late evening.

Cowan Temperature Statistics View More

December Temperature

Terrey Hills (12km)

Lowest 25 July, 2025
4.3 °C
Average 2025
17.1 °C
Highest 28 January, 2025
40.1 °C
Lowest 12 November, 2025
8.9 °C
Average November
19.8 °C
Highest 26 November, 2025
34.2 °C
Lowest 2 December, 2025
11.5 °C
Average December
16.4 °C
Highest 1 December, 2025
22.8 °C

Climate (2020–Present)

Terrey Hills (12km)

Take a look at our website widgetsAvailable free! Find Out More

Average Low 2020–2025
13.4 °C
Average 2020–2025
16.9 °C
Average High 2020–2025
21.8 °C

Get WillyWeather+ to remove ads