Portland Offshore Rainfall Forecast
- 5%< 1mm
- No Rain
- 5%< 1mm
- 60%< 1mm
- 15%< 1mm
- 5%< 1mm
- 15%< 1mm
Portland Offshore Rainfall Statistics View More
September Rainfall
Cape Nelson Lighthouse (9km)
Total Rainfall September
23.8mmDaily Average September
1.5mmWettest Day 2 September, 2026
9.6mmWet Days September
8/17 (47%)
Climate (2021–2025)
Cape Nelson Lighthouse (9km)
Annual Average 2021–2025
704.4mmMonthly Average 2021–2026
56.8mmDaily Average 2021–2026
1.9mmWettest Day 1 December, 2024
57mm