Grampians Rainfall Forecast

Today 23 Sep
No Rain
Thu 24 Sep
15%< 1mm
Fri 25 Sep
40%< 1mm
Sat 26 Sep
40%< 1mm
Sun 27 Sep
15%< 1mm
Mon 28 Sep
15%< 1mm
Tue 29 Sep
60%1–5mm

Grampians Rainfall Statistics View More

September Rainfall

Stawell Airport (35km)

Total Rainfall 2026
365.8mm
Daily Average 2026
1.4mm
Wettest Day 30 June, 2026
31mm
Wet Days 2026
85/266 (32%)
Total Rainfall August
73mm
Daily Average August
2.4mm
Wettest Day 10 August, 2026
19.4mm
Wet Days August
13/31 (42%)
Total Rainfall September
18.4mm
Daily Average September
0.8mm
Wettest Day 5 September, 2026
13.6mm
Wet Days September
5/23 (22%)

Climate (2021–2025)

Stawell Airport (35km)

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Annual Average 2021–2025
492.6mm
Monthly Average 2021–2026
40.2mm
Daily Average 2021–2026
1.3mm
Wettest Day 8 January, 2024
39.6mm

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