Lake Cowan Rainfall Forecast

Today 13 Sep
No Rain
Mon 14 Sep
20%< 1mm
Tue 15 Sep
40%< 1mm
Wed 16 Sep
5%< 1mm
Thu 17 Sep
10%< 1mm
Fri 18 Sep
55%1–5mm
Sat 19 Sep
40%< 1mm

Lake Cowan Rainfall Statistics View More

September Rainfall

Norseman Airport (41km)

Total Rainfall 2026
241mm
Daily Average 2026
0.9mm
Wettest Day 11 February, 2026
63.2mm
Wet Days 2026
52/256 (20%)
Total Rainfall August
52.2mm
Daily Average August
1.7mm
Wettest Day 28 August, 2026
28.2mm
Wet Days August
8/31 (26%)
Total Rainfall September
2.2mm
Daily Average September
0.2mm
Wettest Day 8 September, 2026
1.6mm
Wet Days September
2/13 (15%)

Climate (2021–2025)

Norseman Airport (41km)

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Annual Average 2021–2025
259.4mm
Monthly Average 2021–2026
22.1mm
Daily Average 2021–2026
0.7mm
Wettest Day 11 February, 2026
63.2mm

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