St Marys Forecast (beta)

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View the current warnings for New South Wales

Forecast issued at 5:11 am AEDT on Tuesday 30 December 2025.

Forecast for the rest of Tuesday

Forecast Icon
Partly Cloudy
Min
12 °C
Max
31 °C
Precis
Possible rainfall:
0 mm
Chance of any rain:
0%

Sydney area

Mostly sunny. Light winds becoming easterly 15 to 20 km/h in the early afternoon then becoming light in the evening.

Fire Danger
Moderate

Sun protection recommended from 8:40 am to 5:10 pm, UV Index predicted to reach 12 [Extreme]

Wednesday 31 December

Forecast Icon
Partly Cloudy
Min
15 °C
Max
30 °C
Precis
Possible rainfall:
0 to 1 mm
Chance of any rain:
30%

Sydney area

Partly cloudy. Slight chance of a shower in the afternoon and evening. The chance of a thunderstorm in the afternoon and early evening. Light winds becoming southeasterly 15 to 20 km/h in the middle of the day then becoming light in the late evening.

Sun protection recommended from 8:40 am to 4:50 pm, UV Index predicted to reach 11 [Extreme]

Thursday 1 January

Forecast Icon
Showers
Min
17 °C
Max
23 °C
Precis
Possible rainfall:
0 to 1 mm
Chance of any rain:
40%

Sydney area

Cloudy. Medium chance of showers, most likely in the morning and afternoon. Winds southerly 15 to 20 km/h tending southeasterly 20 to 30 km/h during the morning then becoming light during the evening.

Sun protection recommended from 8:40 am to 5:10 pm, UV Index predicted to reach 12 [Extreme]

Friday 2 January

Forecast Icon
Partly Cloudy
Min
15 °C
Max
27 °C
Precis
Possible rainfall:
0 mm
Chance of any rain:
10%

Sydney area

Partly cloudy. Light winds becoming easterly 15 to 25 km/h during the day then becoming light during the evening.

Sun protection recommended from 8:40 am to 5:10 pm, UV Index predicted to reach 12 [Extreme]

Saturday 3 January

Forecast Icon
Storm
Min
16 °C
Max
31 °C
Precis
Possible rainfall:
0 to 2 mm
Chance of any rain:
40%

Sydney area

Partly cloudy. Medium chance of showers. The chance of a thunderstorm later in the day. Light winds becoming northeasterly 20 to 30 km/h during the day.

Sunday 4 January

Forecast Icon
Showers
Min
17 °C
Max
32 °C
Precis
Possible rainfall:
0 to 4 mm
Chance of any rain:
50%

Sydney area

Partly cloudy. Medium chance of showers. The chance of a thunderstorm. Light winds becoming northeasterly 20 to 30 km/h during the day.

Monday 5 January

Forecast Icon
Showers
Min
18 °C
Max
33 °C
Precis
Possible rainfall:
0 to 9 mm
Chance of any rain:
60%

Sydney area

Partly cloudy. Medium chance of showers. The chance of a thunderstorm. Winds north to northeasterly 15 to 20 km/h increasing to 25 km/h before shifting south to southeasterly 15 to 20 km/h later.

The next routine forecast will be issued at 4:20 pm AEDT Tuesday.

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