Port Arthur Weather Forecast

Today 18 Jan
- 15
- 37
Partly cloudy
Mon 19 Jan
- 20
- 29
Partly cloudy
Tue 20 Jan
- 15
- 27
Cloudy
Wed 21 Jan
- 16
- 27
Windy
Thu 22 Jan
- 14
- 25
Partly cloudy
Fri 23 Jan
- 14
- 32
Partly cloudy
Sat 24 Jan
- 16
- 37
Sunny

Today 18 Jan
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 19 Jan
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 20 Jan
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 21 Jan
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 22 Jan
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 23 Jan
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 24 Jan
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 18 Jan Yorke Peninsula

Mostly clear. Winds northwest to southwesterly 15 to 25 km/h tending southeast to southwesterly in the evening.

Gulf St Vincent Coastal Waters

Wind: Variable about 10 knots becoming southerly 10 to 15 knots during the day.

Seas: Around 1 metre.

1st Swell: West to southwesterly below 0.5 metres.

Weather: Mostly sunny.

Port Arthur Temperature Statistics View More

January Temperature

Kadina Airport (41km)

Lowest 4 January, 2026
10.6 °C
Average 2026
22.5 °C
Highest 8 January, 2026
45.8 °C
Lowest 8 December, 2025
7 °C
Average December
20.8 °C
Highest 18 December, 2025
41.4 °C
Lowest 4 January, 2026
10.6 °C
Average January
22.5 °C
Highest 8 January, 2026
45.8 °C

Climate (2021–Present)

Kadina Airport (41km)

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Average Low 2021–2026
10 °C
Average 2021–2026
16.3 °C
Average High 2021–2026
23.4 °C

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