Williams Island Weather Forecast

Today 16 Jul
- 13
- 14
Sunny
Fri 17 Jul
- 12
- 15
Partly cloudy
Sat 18 Jul
- 13
- 16
Partly cloudy
Sun 19 Jul
- 13
- 16
Partly cloudy
Mon 20 Jul
- 14
- 16
Partly cloudy
Tue 21 Jul
- 14
- 16
Shower
Wed 22 Jul
- 15
- 15
Shower

Today 16 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Fri 17 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Sat 18 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Sun 19 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Mon 20 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Tue 21 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm
Wed 22 Jul
1. 12 am
2. 3 am
3. 6 am
4. 9 am
5. 12 pm
6. 3 pm
7. 6 pm
8. 9 pm

Today 16 Jul Lower Eyre Peninsula

Sunny. The chance of morning frost. Light winds. Overnight temperatures falling to between 2 and 5 with daytime temperatures reaching around 17.

Central Coastal Waters

Wind: Northerly about 10 knots increasing to 10 to 15 knots before dawn.

Seas: Below 1 metre.

1st Swell: Southwesterly 2.5 to 3 metres.

Weather: Sunny.

Williams Island Temperature Statistics View More

July Temperature

Neptune Island (36km)

Lowest 12 July, 2026
10 °C
Average 2026
17.4 °C
Highest 24 March, 2026
26.5 °C
Lowest 20 June, 2026
10.7 °C
Average June
14.9 °C
Highest 12 June, 2026
20.3 °C
Lowest 12 July, 2026
10 °C
Average July
13.8 °C
Highest 10 July, 2026
17 °C

Climate (2021–2026)

Neptune Island (36km)

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Average Low 2021–2026
14.3 °C
Average 2021–2026
16.2 °C
Average High 2021–2026
18.8 °C

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