Chichester Reservoir Rainfall Forecast

Today 22 Dec
85%5–15mm
Tue 23 Dec
40%< 1mm
Wed 24 Dec
30%< 1mm
Thu 25 Dec
80%5–15mm
Fri 26 Dec
50%< 2mm
Sat 27 Dec
30%< 1mm
Sun 28 Dec
10%< 1mm

Chichester Reservoir Rainfall Statistics View More

December Rainfall

Upper Chichester (Simmonds) (44km)

Total Rainfall 2025
1854mm
Daily Average 2025
5.2mm
Wettest Day 20 May, 2025
171mm
Wet Days 2025
133/356 (37%)
Total Rainfall November
44mm
Daily Average November
1.5mm
Wettest Day 27 November, 2025
19mm
Wet Days November
7/30 (23%)
Total Rainfall December
52mm
Daily Average December
2.5mm
Wettest Day 12 December, 2025
21mm
Wet Days December
7/22 (32%)

Climate (2010–Present)

Upper Chichester (Simmonds) (44km)

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Annual Average 2020–2024
933.8mm
Monthly Average 2021–2025
121.1mm
Daily Average 2021–2025
4mm
Wettest Day 20 May, 2025
171mm

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