Groper Bay Rainfall Forecast

Today 18 Aug
95%5–10mm
Wed 19 Aug
65%< 2mm
Thu 20 Aug
25%< 1mm
Fri 21 Aug
35%< 1mm
Sat 22 Aug
35%< 1mm
Sun 23 Aug
30%< 1mm
Mon 24 Aug
55%1–5mm

Groper Bay Rainfall Statistics View More

August Rainfall

Port Lincoln Airport (43km)

Total Rainfall 2026
335.4mm
Daily Average 2026
1.5mm
Wettest Day 16 May, 2026
32.8mm
Wet Days 2026
97/230 (42%)
Total Rainfall July
43.4mm
Daily Average July
1.4mm
Wettest Day 2 July, 2026
28mm
Wet Days July
19/31 (61%)
Total Rainfall August
28.6mm
Daily Average August
1.7mm
Wettest Day 12 August, 2026
9.2mm
Wet Days August
9/18 (50%)

Climate (2021–2025)

Port Lincoln Airport (43km)

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Annual Average 2021–2025
416.6mm
Monthly Average 2021–2026
35.3mm
Daily Average 2021–2026
1.2mm
Wettest Day 22 January, 2022
47.4mm

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