Mersey River - Mouth Rainfall Forecast

Today 20 May
10%< 1mm
Thu 21 May
5%< 1mm
Fri 22 May
15%< 1mm
Sat 23 May
75%1–5mm
Sun 24 May
70%1–5mm
Mon 25 May
40%< 2mm
Tue 26 May
40%< 1mm

Mersey River - Mouth Rainfall Statistics View More

May Rainfall

Devonport Airport (5km)

Total Rainfall 2026
137.2mm
Daily Average 2026
1mm
Wettest Day 4 May, 2026
18mm
Wet Days 2026
33/140 (24%)
Total Rainfall April
42.8mm
Daily Average April
1.4mm
Wettest Day 7 April, 2026
17.2mm
Wet Days April
10/30 (33%)
Total Rainfall May
31mm
Daily Average May
1.6mm
Wettest Day 4 May, 2026
18mm
Wet Days May
9/20 (45%)

Climate (2010–Present)

Devonport Airport (5km)

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Annual Average 2021–2025
699.6mm
Monthly Average 2021–2026
56.6mm
Daily Average 2021–2026
1.9mm
Wettest Day 6 April, 2022
66.2mm

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