Whyalla Barson Weather Forecast

Today 15 Dec
- 14
- 24
Becoming windy. Partly cloudy
Tue 16 Dec
- 15
- 30
Sunny
Wed 17 Dec
- 17
- 35
Sunny
Thu 18 Dec
- 20
- 39
Sunny
Fri 19 Dec
- 23
- 36
Partly cloudy
Sat 20 Dec
- 18
- 29
Mostly sunny
Sun 21 Dec
- 17
- 27
Shower or two

Today 15 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 16 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 17 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 18 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 19 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 20 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
Sun 21 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 15 Dec Whyalla

Cloud clearing. Winds southeasterly 30 to 35 km/h tending southerly 30 to 45 km/h in the morning.

Whyalla Barson Temperature Statistics View More

December Temperature

Whyalla Airport (9km)

Lowest 1 July, 2025
0.4 °C
Average 2025
17.7 °C
Highest 12 February, 2025
44.8 °C
Lowest 12 November, 2025
5.1 °C
Average November
18.3 °C
Highest 24 November, 2025
38.9 °C
Lowest 2 December, 2025
10.2 °C
Average December
21.8 °C
Highest 4 December, 2025
40.7 °C

Climate (2020–Present)

Whyalla Airport (9km)

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Average Low 2020–2025
11.8 °C
Average 2020–2025
17.4 °C
Average High 2020–2025
23.7 °C

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