Grass Flat Rainfall Forecast

Today 15 Sep
25%< 1mm
Wed 16 Sep
10%< 1mm
Thu 17 Sep
No Rain
Fri 18 Sep
No Rain
Sat 19 Sep
No Rain
Sun 20 Sep
15%< 1mm
Mon 21 Sep
20%< 1mm

Grass Flat Rainfall Statistics View More

September Rainfall

Horsham Airport (27km)

Total Rainfall 2026
411.4mm
Daily Average 2026
1.6mm
Wettest Day 28 February, 2026
96.4mm
Wet Days 2026
102/258 (40%)
Total Rainfall August
60.6mm
Daily Average August
2mm
Wettest Day 19 August, 2026
19.4mm
Wet Days August
16/31 (52%)
Total Rainfall September
9.2mm
Daily Average September
0.7mm
Wettest Day 5 September, 2026
5mm
Wet Days September
5/15 (33%)

Climate (2021–2025)

Horsham Airport (27km)

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Annual Average 2021–2025
412mm
Monthly Average 2021–2026
37mm
Daily Average 2021–2026
1.2mm
Wettest Day 28 February, 2026
96.4mm

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