Saint Mary River Entrance Weather Forecast
- 14
- 27
Partly cloudy
- 14
- 23
Cloudy
- 14
- 23
Cloudy
- 13
- 22
Cloudy
- 11
- 31
Sunny
- 17
- 24
Shower
- 15
- 22
Cloudy
Today 3 Dec South East Coastal
Mostly clear. Winds southerly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening.
Esperance Coastal Waters
Bremer Bay to Israelite Bay- Wind
- South to southwesterly 10 to 15 knots, reaching up to 20 knots west of Hopetoun in the evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres west of Hopetoun.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure system in the Indian Ocean extends a ridge over southern coastal waters, and brings a south to southeasterly flow to much of the western coast. A weak front will brush the south coast on Friday, before the high pressure system starts to move eastwards through the Bight over the weekend, a south to southeasterly flow remaining about western coastal waters throughout.
Saint Mary River Entrance Temperature Statistics View More
December Temperature
Jacup (52km)
Lowest 3 December, 2025
10.1 °CAverage December
19.7 °CHighest 1 December, 2025
37.3 °C
Climate (2020–Present)
Jacup (52km)
Average Low 2020–2025
9.5 °CAverage 2020–2025
14.8 °CAverage High 2020–2025
22.4 °C