Glen Mervyn Weather Forecast

Today 14 Dec
- 16
- 35
Clear
Mon 15 Dec
- 22
- 35
Mostly sunny
Tue 16 Dec
- 17
- 32
Cloud clearing
Wed 17 Dec
- 15
- 28
Cloud clearing
Thu 18 Dec
- 13
- 29
Cloud clearing
Fri 19 Dec
- 13
- 32
Sunny
Sat 20 Dec
- 13
- 26
Mostly sunny

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 South West

Clear. Winds easterly 15 to 20 km/h turning northeasterly 15 to 25 km/h in the late evening.

Glen Mervyn Temperature Statistics View More

December Temperature

Collie East (21km)

Lowest 25 July, 2025
-2 °C
Average 2025
15.5 °C
Highest 20 January, 2025
42.3 °C
Lowest 2 November, 2025
2.1 °C
Average November
17 °C
Highest 30 November, 2025
32.2 °C
Lowest 4 December, 2025
6.8 °C
Average December
20 °C
Highest 1 December, 2025
36.2 °C

Climate (2020–Present)

Collie East (21km)

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

Average Low 2020–2025
8.9 °C
Average 2020–2025
15.7 °C
Average High 2020–2025
23.7 °C

Get WillyWeather+ to remove ads