Guillotine Beach Weather Forecast
- 14
- 20
Showers
- 10
- 19
Showers increasing
- 11
- 17
Showers
- 9
- 16
Shower or two
- 7
- 16
Shower or two
- 8
- 17
Possible shower
- 8
- 17
Partly cloudy
Today 16 Jul South West
Cloudy. Very high chance of showers, most likely in the morning and afternoon. The chance of a thunderstorm in the morning and early afternoon, possibly severe with damaging winds and heavy rain which may lead to flash flooding. Winds northerly 20 to 30 km/h shifting south to southwesterly 15 to 20 km/h in the early afternoon then becoming light in the late evening. Overnight temperatures falling to around 13 with daytime temperatures reaching between 17 and 20.
Leeuwin Coastal Waters
Cape Naturaliste to Walpole- Wind
- North to northwesterly 20 to 25 knots increasing to 20 to 30 knots in the early morning then shifting southwesterly 15 to 25 knots in the late morning. Winds reaching up to 35 knots in the late morning.
- Seas
- 2 to 3 metres, decreasing below 1.5 metres by early evening.
- 1st Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning, with possible squalls in the early morning.
Guillotine Beach Temperature Statistics View More
July Temperature
Cape Naturaliste (32km)
Lowest 3 July, 2026
8.7 °CAverage July
13.9 °CHighest 7 July, 2026
19.2 °C
Climate (2021–2026)
Cape Naturaliste (32km)
Average Low 2021–2026
13.2 °CAverage 2021–2026
17.2 °CAverage High 2021–2026
22.7 °C