O B Flat Rainfall Forecast

Today 16 May
100%10–15mm
Sun 17 May
70%1–5mm
Mon 18 May
55%< 1mm
Tue 19 May
85%1–5mm
Wed 20 May
65%< 2mm
Thu 21 May
30%< 1mm
Fri 22 May
35%< 1mm

O B Flat Rainfall Statistics View More

May Rainfall

Mount Gambier Airport (14km)

Total Rainfall 2026
151.4mm
Daily Average 2026
1.1mm
Wettest Day 1 March, 2026
24.2mm
Wet Days 2026
51/136 (38%)
Total Rainfall April
35.8mm
Daily Average April
1.2mm
Wettest Day 10 April, 2026
11mm
Wet Days April
18/30 (60%)
Total Rainfall May
40.2mm
Daily Average May
2.7mm
Wettest Day 3 May, 2026
12.4mm
Wet Days May
9/16 (56%)

Climate (2010–Present)

Mount Gambier Airport (14km)

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Annual Average 2021–2025
703.7mm
Monthly Average 2021–2026
58.1mm
Daily Average 2021–2026
2mm
Wettest Day 30 August, 2022
36.8mm

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