Glen Allyn Rainfall Forecast

Today 16 Oct
80%10–15mm
Fri 17 Oct
80%5–15mm
Sat 18 Oct
50%< 2mm
Sun 19 Oct
20%< 1mm
Mon 20 Oct
50%< 2mm
Tue 21 Oct
35%< 1mm
Wed 22 Oct
10%< 1mm

Glen Allyn Rainfall Statistics View More

October Rainfall

Walkamin Research Station (36km)

Total Rainfall 2025
883.5mm
Daily Average 2025
3.1mm
Wettest Day 2 April, 2025
57.5mm
Wet Days 2025
107/289 (37%)
Total Rainfall September
49.4mm
Daily Average September
1.6mm
Wettest Day 17 September, 2025
27mm
Wet Days September
9/30 (30%)
Total Rainfall October
11.2mm
Daily Average October
0.7mm
Wettest Day 15 October, 2025
10.4mm
Wet Days October
3/16 (19%)

Climate (2010–Present)

Walkamin Research Station (36km)

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Annual Average 2020–2024
1395.3mm
Monthly Average 2020–2025
117.1mm
Daily Average 2020–2025
3.9mm
Wettest Day 17 December, 2023
178.4mm

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