Carnarvon Weather Forecast
- 12
- 24
Mostly sunny
- 14
- 23
Morning shower or two
- 11
- 22
Sunny
- 11
- 24
Sunny
- 13
- 25
Sunny
- 14
- 25
Mostly sunny
- 13
- 24
Sunny
Today 26 Aug Carnarvon
Mostly sunny day. Slight chance of a shower during this evening. Light winds becoming northwesterly 15 to 20 km/h in the middle of the day then tending westerly 15 to 25 km/h in the early afternoon.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- Variable about 10 knots becoming northwesterly 10 to 15 knots in the morning then tending westerly in the late afternoon. Winds reaching up to 20 knots offshore south of Denham during the afternoon and evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres south of Denham during the afternoon.
- 1st Swell
- Southwesterly 2 to 3 metres, increasing to 2.5 to 4 metres during the afternoon.
- Weather
- Partly cloudy. 90% chance of showers offshore south of Denham, 50% chance elsewhere.
- Weather Situation
- A high pressure ridge over southeastern WA is moving east. A slow-moving cold front and trough will reach the west coast on Wednesday, continuing eastward on Thursday as a low pressure centre develops in the trough near the south coast. In the wake of the front and trough, a new ridge will strengthen across the west coast from Thursday.
Carnarvon Temperature Statistics View More
August Temperature
Carnarvon Airport (1km)
Lowest 12 August, 2026
6 °CAverage August
17.6 °CHighest 2 August, 2026
30.4 °C
Climate (2021–2026)
Carnarvon Airport (1km)
Average Low 2021–2026
17.4 °CAverage 2021–2026
22.4 °CAverage High 2021–2026
28.7 °C