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Rainfall in Penryn

How much rain fell in Penryn, Cornwall? Daily, weekly and monthly totals averaged over the Environment Agency rain gauges within 15km, updated every 15 minutes.

The average of 5 rain gauges within 15km of the centre of Penryn's monitored area, all reporting in the last two days. This October they range from 113.0mm to 160.4mm. The nearest is Rainfall gauge nr Penryn, 0.0km away. Rain can be very local, so one street may differ from the average.
10.1mm
Yesterday (26 Oct 2026)
95.3mm
Last 7 days
133.1mm
October so far
vs 130.5mm avg — 2% wetter
0.4mm
Today so far (UTC)

Rain forecast

Next 24 hours: about 0.2mm of rain forecast for the area around Penryn, heaviest in the hour to 02:00 (0.2mm).

A computer model forecast (DWD ICON) for a square about 15 km across, updated Mon 23:05 UK time. It is a forecast, not a measurement, and not a Met Office forecast. Weather data by Open-Meteo (CC BY 4.0).

Next 3 days

Daily totals for UK days from the same computer model; "dry" means under 0.2mm. Forecasts further ahead are less certain.

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Nearest rain gauges to Penryn

GaugeDistanceYesterday7 daysOctoberToday
Rainfall gauge nr Penryn 0.0km 13.0mm 104.4mm 140.6mm 0.6mm
Rainfall gauge nr Gwennap nr Gwennap 7.7km 10.8mm 95.8mm 135.2mm 0.4mm
Rainfall gauge nr Wendron nr Wendron 10.3km 11.2mm 109.9mm 160.4mm 0.2mm

Last 30 days (average of 5 gauges within 15km)

Daily totals 27 Sep–26 Oct. Wettest day: 31.7mm.

Rain days this October

20 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Penryn, against a full-month average of 22.0 rain days (based on 13 months of records at this gauge).

Rainfall year by year in Penryn

2026 so far: 1,054 mm (1 Jan to 25 Oct), against 897 mm by the same date in an average year (2009–2025) — 18% wetter.

One bar per calendar year, the average of 5 local rain gauges: the Environment Agency's quality-checked daily archive, then live telemetry for the latest months. Wettest: 2019 (1,406 mm). Driest: 2011 (998 mm). Average: 1,246 mm a year.

Wettest days and storms in Penryn

Wettest days since 2008

  1. 51.8 mm 4 Aug 2013up to 69.6 mm at one gauge
  2. 47.1 mm 15 Apr 2025up to 51.6 mm at one gauge
  3. 46.7 mm 26 Jan 2026 · Storm Chandraup to 51.8 mm at one gauge
  4. 45.4 mm 23 Dec 2013 · 2013-14 UK winter floodsup to 64.2 mm at one gauge
  5. 45.3 mm 4 Jan 2025up to 50.5 mm at one gauge

Storms that brought the most rain here

  1. 61.8 mm Storm Angus · 19–21 Nov 2016
  2. 61.7 mm Storm Bert · 22–25 Nov 2024
  3. 53.4 mm Storm Chandra · 26–27 Jan 2026
  4. 51.0 mm Storm Callum · 11–14 Oct 2018
  5. 44.8 mm St Jude storm 2013 · 27–28 Oct 2013

Daily totals are the average of 5 local rain gauges, for UTC days; one gauge can catch much more than the average. A storm's figure adds up the rain measured on its dates, from our list of Met Office named storms and major floods — other weather on those days counts too.

Average rainfall in Penryn

Penryn gets about 1,272 mm of rain a year on average (wettest month December, 155 mm; driest May, 68 mm). That is close to the UK as a whole, which averages 1,163 mm a year.

Monthly averages in mm. Source: Met Office HadUK-Grid 1991–2020 (5 km grid), 1.1 km from the town's gauge centre. Average rainfall: HadUK-Grid v1.3.2, Met Office. Contains public sector information licensed under the Open Government Licence v3.0. UK comparison: Met Office HadUK-Grid areal series, 1991-2020, Open Government Licence v3.0.

Gauges and storm overflows around Penryn

Rain gauge River gauge Storm overflow Discharging now

Rivers near Penryn

Nearest river gauges

A level is shown only when the gauge's latest reading is under 6 hours old. Distances are straight-line from the centre of Penryn's monitored area.

Storm overflows near Penryn

25 storm overflows within 5 km of the centre of Penryn's monitored area. 1 is discharging now, 22 report not discharging, and 2 have no current status.

Discharging now, then the most spills in 2025

Sewage & storm overflows →

Event Duration Monitors show when an overflow may be spilling; they do not confirm it, and this is not advice on water quality. A live status older than two hours counts as no current status. Live status: © South West Water storm overflow activity data, licensed under CC BY 4.0. Annual spill figures: Environment Agency Event Duration Monitoring return, © Environment Agency copyright and/or database right, Open Government Licence (OGL) v3.0.

About Penryn

Penryn, Cornwall
Photo: Wikimedia Commons (author and licence on the file page)

Town in Cornwall, England

Penryn is a civil parish and town in west Cornwall, England, United Kingdom. It is on the Penryn River about 1 mile (1.6 km) northwest of Falmouth. At the 2021 census the parish had a population of 8,489 and the built up area as defined by the Office for National Statistics had a population of 11,195.

From Wikipedia, the free encyclopedia (CC BY-SA 4.0).

Frequently asked questions

How much rain fell in Penryn yesterday?

10.1mm of rain fell yesterday (26 Oct 2026), from the average of 5 rain gauges within 15km of Penryn.

Is this month wetter than normal in Penryn?

October so far: 133.1mm vs 130.5mm October average — 2% wetter (the average covers the whole month; we are 27 days in). Figures are the average of 5 rain gauges within 15km.

Where is the nearest rain gauge to Penryn?

Rainfall gauge nr Penryn is the nearest rain gauge, 0.0km from the centre of Penryn's monitored area. Rain gauges can be several kilometres from the town itself, so very local downpours may not register exactly.

How many rain days has Penryn had this month?

20 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Penryn, against a full-month average of 22.0 rain days.

What was the wettest year in Penryn?

2019 was the wettest year in the record since 2009, with 1,406 mm from the average of 5 local rain gauges, against an average of 1,246 mm a year. The driest was 2011, with 998 mm.

What is the wettest day on record in Penryn?

4 Aug 2013: 51.8 mm on average across 5 local rain gauges, and up to 69.6 mm at one of them. Records since 14 Jan 2008.

Rainfall data: Environment Agency rain gauges, synced every 15 minutes. Daily totals are computed overnight (UTC days); "today so far" is live. Gauge distances are straight-line from the centre of Penryn's monitored area — local rainfall can vary over short distances.