Mersey River - Mouth Rainfall Forecast

Today 10 Sep
5%< 1mm
Fri 11 Sep
No Rain
Sat 12 Sep
5%< 1mm
Sun 13 Sep
65%1–5mm
Mon 14 Sep
70%1–5mm
Tue 15 Sep
60%< 2mm
Wed 16 Sep
10%< 1mm

Mersey River - Mouth Rainfall Statistics View More

September Rainfall

Devonport Airport (5km)

Total Rainfall 2026
507.5mm
Daily Average 2026
2mm
Wettest Day 1 July, 2026
45.6mm
Wet Days 2026
88/253 (35%)
Total Rainfall August
50mm
Daily Average August
1.6mm
Wettest Day 20 August, 2026
17.4mm
Wet Days August
14/31 (45%)
Total Rainfall September
32.4mm
Daily Average September
3.6mm
Wettest Day 5 September, 2026
15.4mm
Wet Days September
4/10 (40%)

Climate (2021–2025)

Devonport Airport (5km)

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Annual Average 2021–2025
699.6mm
Monthly Average 2021–2026
57.9mm
Daily Average 2021–2026
1.9mm
Wettest Day 6 April, 2022
66.2mm

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