Birriwa Rainfall Forecast

Today 18 Sep
5%< 1mm
Fri 19 Sep
85%5–10mm
Sat 20 Sep
70%1–5mm
Sun 21 Sep
5%< 1mm
Mon 22 Sep
30%< 1mm
Tue 23 Sep
20%< 1mm
Wed 24 Sep
5%< 1mm

Birriwa Rainfall Statistics View More

September Rainfall

Gulgong Post Office (51km)

Total Rainfall 2025
459.6mm
Daily Average 2025
2mm
Wettest Day 31 March, 2025
53.4mm
Wet Days 2025
50/261 (19%)
Total Rainfall August
7.4mm
Daily Average August
0.3mm
Wettest Day 22 August, 2025
6.2mm
Wet Days August
4/31 (13%)
Total Rainfall September
39.8mm
Daily Average September
2.3mm
Wettest Day 10 September, 2025
30.8mm
Wet Days September
5/18 (28%)

Climate (2010–Present)

Gulgong Post Office (51km)

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Annual Average 2020–2024
815.7mm
Monthly Average 2020–2025
65mm
Daily Average 2020–2025
2.6mm
Wettest Day 4 July, 2022
87.8mm

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