American River Weather Forecast

Today 25 Dec
- 12
- 18
Cloudy
Fri 26 Dec
- 12
- 19
Cloud clearing
Sat 27 Dec
- 13
- 26
Sunny
Sun 28 Dec
- 15
- 32
Sunny
Mon 29 Dec
- 17
- 32
Mostly sunny
Tue 30 Dec
- 16
- 22
Cloudy
Wed 31 Dec
- 13
- 18
Cloudy

Today 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
Fri 26 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 27 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 28 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 29 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 30 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 31 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 25 Dec Kangaroo Island

Cloudy. Winds southeasterly 25 to 35 km/h. Overnight temperatures falling to around 11 with daytime temperatures reaching around 20.

Investigator Strait Coastal Waters

Wind: Southeasterly 15 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres by early evening.

1st Swell: West to southwesterly below 1 metre, increasing to 1 to 2 metres through the Backstairs Passage.

Weather: Partly cloudy.

American River Temperature Statistics View More

December Temperature

Kingscote Airport (24km)

Lowest 20 May, 2025
-1.4 °C
Average 2025
15.1 °C
Highest 15 March, 2025
41.9 °C
Lowest 12 November, 2025
0.2 °C
Average November
14.7 °C
Highest 24 November, 2025
33.6 °C
Lowest 7 December, 2025
3.8 °C
Average December
17.7 °C
Highest 18 December, 2025
41 °C

Climate (2020–Present)

Kingscote Airport (24km)

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Average Low 2020–2025
9.2 °C
Average 2020–2025
14.7 °C
Average High 2020–2025
21.1 °C

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