Harvey Estuary Weather Forecast

Today 17 Dec
- 18
- 25
Partly cloudy
Thu 18 Dec
- 14
- 31
Mostly sunny
Fri 19 Dec
- 15
- 30
Sunny
Sat 20 Dec
- 14
- 28
Sunny
Sun 21 Dec
- 12
- 28
Sunny
Mon 22 Dec
- 14
- 29
Sunny
Tue 23 Dec
- 16
- 32
Sunny

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

Today 17 Dec Lower West

Partly cloudy. Winds southwesterly 25 to 35 km/h. Daytime maximum temperatures in the mid to high 20s.

Harvey Estuary Temperature Statistics View More

December Temperature

Mandurah (23km)

Lowest 25 July, 2025
3.9 °C
Average 2025
18.9 °C
Highest 14 December, 2025
40.1 °C
Lowest 2 November, 2025
10.6 °C
Average November
20.3 °C
Highest 11 November, 2025
32 °C
Lowest 4 December, 2025
16.1 °C
Average December
23.6 °C
Highest 14 December, 2025
40.1 °C

Climate (2020–Present)

Mandurah (23km)

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Average Low 2020–2025
15.1 °C
Average 2020–2025
19.2 °C
Average High 2020–2025
23.8 °C

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