Saint Helena Island Rainfall Forecast

Today 18 May
50%< 1mm
Mon 19 May
50%1–5mm
Tue 20 May
45%< 2mm
Wed 21 May
35%< 1mm
Thu 22 May
30%< 1mm
Fri 23 May
25%< 1mm
Sat 24 May
30%< 1mm

Saint Helena Island Rainfall Statistics View More

May Rainfall

Brisbane Airport (10km)

Total Rainfall 2025
865.2mm
Daily Average 2025
6.4mm
Wettest Day 10 March, 2025
172.8mm
Wet Days 2025
64/138 (46%)
Total Rainfall April
189.2mm
Daily Average April
6.3mm
Wettest Day 22 April, 2025
38.4mm
Wet Days April
11/30 (37%)
Total Rainfall May
48.8mm
Daily Average May
2.9mm
Wettest Day 4 May, 2025
10.2mm
Wet Days May
11/18 (61%)

Climate (2010–Present)

Brisbane Airport (10km)

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Annual Average 2020–2024
1287mm
Monthly Average 2020–2025
108.8mm
Daily Average 2020–2025
3.6mm
Wettest Day 26 February, 2022
231.8mm

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