Merrimu Rainfall Forecast

Today 8 May
75%< 2mm
Sat 9 May
50%< 1mm
Sun 10 May
30%< 1mm
Mon 11 May
5%< 1mm
Tue 12 May
10%< 1mm
Wed 13 May
10%< 1mm
Thu 14 May
10%< 1mm

Merrimu Rainfall Statistics View More

May Rainfall

Blackwood (31km)

Total Rainfall 2026
268.7mm
Daily Average 2026
2.1mm
Wettest Day 28 February, 2026
35.8mm
Wet Days 2026
47/128 (37%)
Total Rainfall April
52mm
Daily Average April
1.7mm
Wettest Day 10 April, 2026
32.2mm
Wet Days April
11/30 (37%)
Total Rainfall May
32.5mm
Daily Average May
5.4mm
Wettest Day 3 May, 2026
16.4mm
Wet Days May
4/8 (50%)

Climate (2010–Present)

Blackwood (31km)

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Annual Average 2021–2025
1005.5mm
Monthly Average 2021–2026
83mm
Daily Average 2021–2026
2.7mm
Wettest Day 3 February, 2025
69.6mm

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