Johnson Islet Rainfall Forecast
- 20%< 1mm
- 5%< 1mm
- 25%< 1mm
- 40%< 1mm
- 55%< 2mm
- 65%1–5mm
- 60%1–5mm
Johnson Islet Rainfall Statistics View More
September Rainfall
Horn Island (51km)
Total Rainfall September
–Daily Average September
–Wettest Day 1 September, 2025
–Wet Days September
–
Climate (2010–Present)
Horn Island (51km)
Annual Average 2020–2024
1932.1mmMonthly Average 2020–2025
178.9mmDaily Average 2020–2025
6mmWettest Day 23 January, 2024
154mm