Gretna Weather Forecast

Today 12 Dec
- 7
- 30
Mostly clear
Sat 13 Dec
- 11
- 27
Partly cloudy
Sun 14 Dec
- 10
- 15
Showers
Mon 15 Dec
- 6
- 15
Shower or two
Tue 16 Dec
- 9
- 22
Cloudy
Wed 17 Dec
- 8
- 29
Sunny
Thu 18 Dec
- 11
- 25
Possible shower

Today 12 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 13 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 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

Today 12 Dec New Norfolk

Mostly sunny. Light winds becoming north to northwesterly 15 to 25 km/h in the early afternoon then 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
10.9 °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
13.5 °C
Highest 4 December, 2025
27.7 °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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