Borderline Speedway Weather Forecast

Today 19 Dec
- 16
- 28
Cloudy
Sat 20 Dec
- 12
- 23
Partly cloudy
Sun 21 Dec
- 11
- 18
Showers
Mon 22 Dec
- 9
- 20
Shower or two
Tue 23 Dec
- 11
- 19
Possible shower
Wed 24 Dec
- 10
- 21
Possible shower
Thu 25 Dec
- 9
- 20
Cloudy

Today 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
Mon 22 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 23 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 24 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 25 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 19 Dec Mount Gambier

Cloudy. Slight chance of a shower. Winds westerly 25 to 30 km/h tending southwesterly 20 to 30 km/h in the late afternoon.

Borderline Speedway Temperature Statistics View More

December Temperature

Mount Gambier Airport (14km)

Lowest 5 September, 2025
-0.2 °C
Average 2025
13.8 °C
Highest 12 February, 2025
39.8 °C
Lowest 21 November, 2025
2.4 °C
Average November
12.8 °C
Highest 24 November, 2025
30.5 °C
Lowest 7 December, 2025
4.7 °C
Average December
15.8 °C
Highest 17 December, 2025
34.3 °C

Climate (2020–Present)

Mount Gambier Airport (14km)

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Average Low 2020–2025
8.8 °C
Average 2020–2025
13.6 °C
Average High 2020–2025
19.9 °C

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