Merewether Weather Forecast
- 11
- 20
Partly cloudy
- 9
- 21
Partly cloudy
- 9
- 25
Sunny
- 10
- 28
Sunny
- 14
- 28
Shower or two developing
- 11
- 18
Shower or two
- 10
- 21
Possible shower
Today 11 Sep Newcastle
Partly cloudy. Light winds becoming southeasterly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon.
Merewether Temperature Statistics View More
September Temperature
Newcastle (Nobbys) (5km)
Lowest 9 September, 2026
8.7 °CAverage September
17.6 °CHighest 5 September, 2026
30.2 °C
Climate (2021–2026)
Newcastle (Nobbys) (5km)
Average Low 2021–2026
15.5 °CAverage 2021–2026
18.6 °CAverage High 2021–2026
22.4 °C