Shannon Creek Dam Rainfall Forecast

Today 18 Dec
5%< 1mm
Fri 19 Dec
5%< 1mm
Sat 20 Dec
15%< 1mm
Sun 21 Dec
15%< 1mm
Mon 22 Dec
40%< 2mm
Tue 23 Dec
70%5–15mm
Wed 24 Dec
45%< 2mm

Shannon Creek Dam Rainfall Statistics View More

December Rainfall

Grafton Airport (23km)

Total Rainfall 2025
1762.2mm
Daily Average 2025
5mm
Wettest Day 8 March, 2025
163.4mm
Wet Days 2025
162/352 (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
20mm
Daily Average December
1.2mm
Wettest Day 12 December, 2025
13.2mm
Wet Days December
5/18 (28%)

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
3.8mm
Wettest Day 8 March, 2025
163.4mm

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