Thornlie Weather Forecast

Today 23 Dec
- 17
- 36
Sunny
Wed 24 Dec
- 20
- 40
Wind easing. Sunny
Thu 25 Dec
- 26
- 41
Mostly sunny
Fri 26 Dec
- 22
- 28
Partly cloudy
Sat 27 Dec
- 15
- 32
Mostly sunny
Sun 28 Dec
- 15
- 31
Sunny
Mon 29 Dec
- 14
- 33
Sunny

Today 23 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 24 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 25 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 26 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 27 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 28 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 29 Dec
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm

Today 23 Dec Perth

Sunny. Winds east to southeasterly 25 to 40 km/h decreasing to 25 to 35 km/h in the late evening.

Thornlie Temperature Statistics View More

December Temperature

Jandakot Airport (8km)

Lowest 25 July, 2025
-1.3 °C
Average 2025
18.4 °C
Highest 20 January, 2025
42.9 °C
Lowest 2 November, 2025
5.3 °C
Average November
20.1 °C
Highest 17 November, 2025
34.9 °C
Lowest 4 December, 2025
13.2 °C
Average December
23.1 °C
Highest 14 December, 2025
40.7 °C

Climate (2020–Present)

Jandakot Airport (8km)

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Average Low 2020–2025
12.6 °C
Average 2020–2025
18.6 °C
Average High 2020–2025
25.4 °C

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