Gretna Weather Forecast

Today 26 Dec
- 5
- 17
Partly cloudy
Sat 27 Dec
- 8
- 22
Partly cloudy
Sun 28 Dec
- 9
- 29
Partly cloudy
Mon 29 Dec
- 10
- 31
Mostly sunny
Tue 30 Dec
- 14
- 29
Shower or two
Wed 31 Dec
- 11
- 19
Shower or two
Thu 1 Jan
- 10
- 22
Cloudy

Today 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
8. 11 pm
Tue 30 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 31 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 1 Jan
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 26 Dec New Norfolk

Partly cloudy. Winds southwesterly 15 to 25 km/h becoming light in the late evening.

Gretna Temperature Statistics View More

December Temperature

Bushy Park (5km)

Lowest 19 August, 2025
-4.4 °C
Average 2025
11 °C
Highest 3 February, 2025
35.6 °C
Lowest 21 November, 2025
1.8 °C
Average November
12.1 °C
Highest 2 November, 2025
29.4 °C
Lowest 10 December, 2025
2.4 °C
Average December
14.1 °C
Highest 17 December, 2025
29.9 °C

Climate (2020–Present)

Bushy Park (5km)

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Average Low 2020–2025
5.8 °C
Average 2020–2025
11.7 °C
Average High 2020–2025
18.7 °C

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