Shannon Creek Dam Rainfall Forecast

Today 14 Dec
65%1–10mm
Mon 15 Dec
35%< 1mm
Tue 16 Dec
30%< 1mm
Wed 17 Dec
25%< 1mm
Thu 18 Dec
15%< 1mm
Fri 19 Dec
5%< 1mm
Sat 20 Dec
35%< 1mm

Shannon Creek Dam Rainfall Statistics View More

December Rainfall

Grafton Airport (23km)

Total Rainfall 2025
1761.6mm
Daily Average 2025
5.1mm
Wettest Day 8 March, 2025
163.4mm
Wet Days 2025
161/348 (46%)
Total Rainfall November
222.8mm
Daily Average November
7.4mm
Wettest Day 2 November, 2025
85.2mm
Wet Days November
20/30 (67%)
Total Rainfall December
19.4mm
Daily Average December
1.5mm
Wettest Day 12 December, 2025
13.2mm
Wet Days December
4/14 (29%)

Climate (2010–Present)

Grafton Airport (23km)

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Annual Average 2020–2024
1310.6mm
Monthly Average 2020–2025
119.1mm
Daily Average 2020–2025
3.9mm
Wettest Day 8 March, 2025
163.4mm

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