River Tamar - Supply River Entrance Rainfall Forecast

Today 18 Sep
90%1–5mm
Fri 19 Sep
95%15–20mm
Sat 20 Sep
70%1–5mm
Sun 21 Sep
70%1–5mm
Mon 22 Sep
45%< 1mm
Tue 23 Sep
20%< 1mm
Wed 24 Sep
20%< 1mm

River Tamar - Supply River Entrance Rainfall Statistics View More

September Rainfall

Deviot Jetty (23km)

Total Rainfall 2025
492.2mm
Daily Average 2025
1.9mm
Wettest Day 25 June, 2025
31.4mm
Wet Days 2025
82/261 (31%)
Total Rainfall August
95.6mm
Daily Average August
3.2mm
Wettest Day 30 August, 2025
23.4mm
Wet Days August
10/31 (32%)
Total Rainfall September
56.6mm
Daily Average September
3.5mm
Wettest Day 8 September, 2025
23.6mm
Wet Days September
10/18 (56%)

Climate (2010–Present)

Deviot Jetty (23km)

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Annual Average 2020–2024
870.7mm
Monthly Average 2020–2025
68.9mm
Daily Average 2020–2025
2.4mm
Wettest Day 28 November, 2024
130.2mm

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