Chichester Reservoir Rainfall Forecast

Today 14 Sep
10%< 1mm
Tue 15 Sep
50%< 2mm
Wed 16 Sep
35%< 1mm
Thu 17 Sep
30%< 1mm
Fri 18 Sep
No Rain
Sat 19 Sep
No Rain
Sun 20 Sep
5%< 1mm

Chichester Reservoir Rainfall Statistics View More

September Rainfall

Upper Chichester (Simmonds) (44km)

Total Rainfall 2026
597mm
Daily Average 2026
2.4mm
Wettest Day 29 May, 2026
103mm
Wet Days 2026
87/257 (34%)
Total Rainfall August
35mm
Daily Average August
1.1mm
Wettest Day 27 August, 2026
12mm
Wet Days August
11/31 (35%)
Total Rainfall September
17mm
Daily Average September
1.3mm
Wettest Day 8 September, 2026
11mm
Wet Days September
3/14 (21%)

Climate (2021–2025)

Upper Chichester (Simmonds) (44km)

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Annual Average 2021–2025
1175.6mm
Monthly Average 2021–2026
113.3mm
Daily Average 2021–2026
3.8mm
Wettest Day 20 May, 2025
171mm

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