Charleston Weather Forecast

Today 7 Dec
- 6
- 20
Mostly clear
Mon 8 Dec
- 9
- 25
Sunny
Tue 9 Dec
- 11
- 27
Cloud clearing
Wed 10 Dec
- 11
- 23
Cloudy
Thu 11 Dec
- 12
- 29
Partly cloudy
Fri 12 Dec
- 16
- 33
Sunny
Sat 13 Dec
- 15
- 23
Possible shower

Today 7 Dec
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 8 Dec
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 9 Dec
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 10 Dec
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 11 Dec
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 12 Dec
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 13 Dec
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 7 Dec Mount Barker

Mostly clear. Winds westerly 15 to 20 km/h becoming light in the evening.

Charleston Temperature Statistics View More

December Temperature

Mount Barker (18km)

Lowest 19 August, 2025
0 °C
Average 2025
13.8 °C
Highest 12 February, 2025
40.8 °C
Lowest 12 November, 2025
2 °C
Average November
14 °C
Highest 24 November, 2025
32.1 °C
Lowest 2 December, 2025
7.9 °C
Average December
17.7 °C
Highest 4 December, 2025
32.7 °C

Climate (2020–Present)

Mount Barker (18km)

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Average Low 2020–2025
9.3 °C
Average 2020–2025
13.9 °C
Average High 2020–2025
21 °C

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