Cowan Weather Forecast

Today 17 May
- 14
- 21
Partly cloudy
Mon 18 May
- 14
- 20
Rain increasing
Tue 19 May
- 15
- 19
Rain easing
Wed 20 May
- 12
- 18
Sunny
Thu 21 May
- 10
- 18
Shower or two
Fri 22 May
- 12
- 17
Shower or two
Sat 23 May
- 13
- 19
Shower or two

Today 17 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 18 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 19 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
Wed 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

Today 17 May Sydney

Partly cloudy. Slight chance of a shower. Light winds.

Cowan Temperature Statistics View More

May Temperature

Terrey Hills (12km)

Lowest 8 May, 2026
6.5 °C
Average 2026
19.9 °C
Highest 10 January, 2026
40.5 °C
Lowest 19 April, 2026
9 °C
Average April
17.7 °C
Highest 7 April, 2026
29.4 °C
Lowest 8 May, 2026
6.5 °C
Average May
16.1 °C
Highest 3 May, 2026
23.7 °C

Climate (2021–Present)

Terrey Hills (12km)

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Average Low 2021–2026
13.4 °C
Average 2021–2026
17 °C
Average High 2021–2026
21.9 °C

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