Dark Bay Weather Forecast
- 19
- 39
Becoming windy. Mostly sunny
- 17
- 21
Partly cloudy
- 16
- 23
Sunny
- 16
- 23
Partly cloudy
- 19
- 30
Shower or two
- 18
- 23
Shower or two
- 15
- 19
Shower or two
Today 22 Oct Sydney
Mostly sunny. Slight chance of a shower in the afternoon and early evening. The chance of a thunderstorm in the afternoon and early evening. Damaging winds possible. Light winds becoming north to northwesterly 35 to 50 km/h in the morning then turning westerly 25 to 40 km/h in the evening.
Sydney Coastal Waters
Broken Bay to Port Hacking- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots in the afternoon. Winds turning westerly 15 to 20 knots in the evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
- 1st Swell
- Easterly below 1 metre, tending northeasterly 1 to 1.5 metres during the morning, then increasing to 1 to 2 metres around midday.
- Weather
- Mostly sunny day. The chance of a thunderstorm in the late afternoon and evening.
Dark Bay Temperature Statistics View More
October Temperature
Sydney Airport (14km)
Lowest 4 October, 2025
13.2 °CAverage October
21.5 °CHighest 17 October, 2025
34.7 °C
Climate (2020–Present)
Sydney Airport (14km)
Average Low 2020–2025
14.8 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C