Boston Island Rainfall Forecast

Today 26 Sep
95%10–15mm
Sun 27 Sep
35%< 1mm
Mon 28 Sep
5%< 1mm
Tue 29 Sep
30%< 1mm
Wed 30 Sep
75%1–5mm
Thu 1 Oct
90%5–10mm
Fri 2 Oct
30%< 1mm

Boston Island Rainfall Statistics View More

September Rainfall

Port Lincoln Airport (11km)

Total Rainfall 2026
408mm
Daily Average 2026
1.5mm
Wettest Day 25 August, 2026
49.6mm
Wet Days 2026
115/269 (43%)
Total Rainfall August
95.8mm
Daily Average August
3.1mm
Wettest Day 25 August, 2026
49.6mm
Wet Days August
16/31 (52%)
Total Rainfall September
5.4mm
Daily Average September
0.2mm
Wettest Day 4 September, 2026
1mm
Wet Days September
11/26 (42%)

Climate (2021–2025)

Port Lincoln Airport (11km)

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Annual Average 2021–2025
416.6mm
Monthly Average 2021–2026
36.4mm
Daily Average 2021–2026
1.2mm
Wettest Day 25 August, 2026
49.6mm

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