Horsham Rainfall Forecast

Today 31 Aug
5%< 1mm
Tue 1 Sep
90%1–5mm
Wed 2 Sep
40%< 1mm
Thu 3 Sep
75%< 2mm
Fri 4 Sep
90%5–10mm
Sat 5 Sep
70%1–5mm
Sun 6 Sep
55%1–5mm

Horsham Rainfall Statistics View More

August Rainfall

Horsham Airport (5km)

Total Rainfall 2026
402.2mm
Daily Average 2026
1.7mm
Wettest Day 28 February, 2026
96.4mm
Wet Days 2026
97/243 (40%)
Total Rainfall July
17.2mm
Daily Average July
0.6mm
Wettest Day 2 July, 2026
6mm
Wet Days July
16/31 (52%)
Total Rainfall August
60.6mm
Daily Average August
2mm
Wettest Day 19 August, 2026
19.4mm
Wet Days August
16/31 (52%)

Climate (2021–2025)

Horsham Airport (5km)

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Annual Average 2021–2025
412mm
Monthly Average 2021–2026
36.5mm
Daily Average 2021–2026
1.2mm
Wettest Day 28 February, 2026
96.4mm

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