Historical Weather for Sydney, Australia

Showing historical weather data for 1 Sept to 30 Sept over the last 5 years (2025-2025).

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Sydney, New South Wales, Australia (01-09 → 30-09)

Years 2025–2025 · Source: Meteostat

Weather Summary

Automated rules using observed Meteostat data (no AI calls).

Average temperature

18.4°C

Above long-term avg by 0.0°C

Total rainfall

113.6 mm

Across the selected period

Notable conditions

Heatwave days: 0
Frost days: 0
Heavy rain days: 1

Daily temperature vs long-term average

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Recent period Long-term average

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Anomaly vs normal

0.0°C

Warmer than the multi-year average

Record extremes

Record high: 30.1°C · 08 Sept 2025

Record low: 7.8°C · 23 Sept 2025

Precip & wind peaks

Rain: 97.2 mm · 11 Sept 2025

Wind: 18.3 kts · 11 Sept 2025

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Average temperature

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01 Sept→01 Sept

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Time Travel Insight

Typical weather for 2025.

Temperatures were consistent with the long-term average.

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Recommended

Season-ready gear & services

Ambient weather station

Home weather

Wi-Fi station to benchmark your backyard against historical norms.

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Davis Vantage Vue

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Pro-grade sensors for serious weather nerds and small farms.

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Travel insurance

Travel

Cover trips when weather shifts your plans. Compare plans and buy online.

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Rain shell & winter kit

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Packable rain jackets, gloves, and heated socks for cold snaps.

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Soil & irrigation sensors

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Automate watering and protect plants from frost with moisture + temp alerts.

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Smart thermostat

Home energy

Trim heating and cooling costs when temps swing outside the norm.

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2025

30 days

01 Sept → 30 Sept

Temperature

High: 15.9°C → 30.1°C

Low: 7.8°C → 19.6°C

Precipitation

Rain: 113.6 mm

Snow: 0.0 cm

Wind

10.7 kts avg · 18.3 kts peak

Accessible data table

Daily values for the first series (showing up to 30 rows)

Day	High (°C)	Low (°C)	Rain (mm)	Snow (cm)	Wind (kts)
01 Sept	18.1°C	9.0°C	0.0 mm	n/a	9.5 kts
02 Sept	20.5°C	12.1°C	0.8 mm	n/a	8.8 kts
03 Sept	23.1°C	10.1°C	0.0 mm	n/a	8.2 kts
04 Sept	24.9°C	14.2°C	0.0 mm	n/a	10.4 kts
05 Sept	17.7°C	13.0°C	0.0 mm	n/a	11.8 kts
06 Sept	21.1°C	11.1°C	0.0 mm	n/a	10.5 kts
07 Sept	23.9°C	11.7°C	0.0 mm	n/a	9.9 kts
08 Sept	30.1°C	17.1°C	0.0 mm	n/a	13.0 kts
09 Sept	27.1°C	17.1°C	0.2 mm	n/a	8.2 kts
10 Sept	17.8°C	16.4°C	4.0 mm	n/a	12.3 kts
11 Sept	15.9°C	9.7°C	97.2 mm	n/a	18.3 kts
12 Sept	19.1°C	10.2°C	5.0 mm	n/a	7.1 kts
13 Sept	21.4°C	10.5°C	0.0 mm	n/a	5.9 kts
14 Sept	24.7°C	10.8°C	0.0 mm	n/a	7.7 kts
15 Sept	28.7°C	11.4°C	0.0 mm	n/a	7.8 kts
16 Sept	28.4°C	18.7°C	0.0 mm	n/a	14.2 kts
17 Sept	26.4°C	18.4°C	0.4 mm	n/a	10.4 kts
18 Sept	20.8°C	11.1°C	0.0 mm	n/a	9.8 kts
19 Sept	26.1°C	11.5°C	0.0 mm	n/a	9.2 kts
20 Sept	22.7°C	16.0°C	4.6 mm	n/a	14.2 kts
21 Sept	23.1°C	11.1°C	0.0 mm	n/a	9.7 kts
22 Sept	21.7°C	12.0°C	0.0 mm	n/a	12.4 kts
23 Sept	17.4°C	7.8°C	0.0 mm	n/a	10.9 kts
24 Sept	25.4°C	9.8°C	0.2 mm	n/a	10.3 kts
25 Sept	26.5°C	11.4°C	0.0 mm	n/a	10.8 kts
26 Sept	29.9°C	18.2°C	0.0 mm	n/a	12.9 kts
27 Sept	29.7°C	19.6°C	0.0 mm	n/a	11.4 kts
28 Sept	23.8°C	18.0°C	0.0 mm	n/a	11.9 kts
29 Sept	22.5°C	16.2°C	1.2 mm	n/a	11.7 kts
30 Sept	25.4°C	15.7°C	0.0 mm	n/a	13.1 kts

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