Portland Rainfall Forecast
- 10%< 1mm
- 10%< 1mm
- 15%< 1mm
- 65%1–5mm
- 75%5–10mm
- 90%10–15mm
- 70%1–5mm
Portland Rainfall Statistics View More
May Rainfall
Cape Nelson Lighthouse (10km)
Total Rainfall May
15mmDaily Average May
0.8mmWettest Day 16 May, 2025
5.4mmWet Days May
9/21 (43%)
Climate (2010–Present)
Cape Nelson Lighthouse (10km)
Annual Average 2020–2024
711.8mmMonthly Average 2020–2025
57.9mmDaily Average 2020–2025
1.9mmWettest Day 1 December, 2024
57mm