Williamtown Weather Forecast
- 7
- 18
Partly cloudy
- 5
- 19
Sunny day. Late shower or two
- 11
- 17
Showers
- 10
- 18
Shower or two
- 9
- 17
Showers
- 11
- 17
Showers
- 10
- 19
Possible shower
Today 23 Jun Hunter
Mostly sunny. Light winds. Daytime maximum temperatures between 14 and 18.
Williamtown Temperature Statistics View More
June Temperature
Williamtown RAAF Base (2km)
Lowest 21 June, 2026
5.5 °CAverage June
14.5 °CHighest 10 June, 2026
23.5 °C
Climate (2021–2026)
Williamtown RAAF Base (2km)
Average Low 2021–2026
13.4 °CAverage 2021–2026
18.2 °CAverage High 2021–2026
24 °C