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Rainfall in Swanage

How much rain fell in Swanage, Dorset? Daily, weekly and monthly totals from the nearest Environment Agency rain gauges, updated every 15 minutes.

Measured at Rainfall gauge nr Swanage, 0.0km from the centre of Swanage's monitored area. Rain gauges can sit several kilometres outside town, so very local downpours may differ from these figures.
0.4mm
Yesterday (25 Oct 2026)
105.5mm
Last 7 days
140.4mm
October so far
vs 106.1mm avg — 32% wetter
5.3mm
Today so far (UTC)

Rain forecast

Next 24 hours: about 6.5mm of rain forecast for the area around Swanage, heaviest in the hour to Tue 05:00 (3.2mm).

A computer model forecast (DWD ICON) for a square about 15 km across, updated 11:05 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 4 days

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

Chance of rain in Swanage

Met Office forecast for the next 24 hours: more than 95% chance of more than 1 mm, 75% chance of more than 4 mm and less than 5% chance of more than 12 mm.

Next 48 hours: more than 95% chance of more than 1 mm.

Updated 04:40 on Mon 26 Oct. For the Met Office forecast point under 1 km from Swanage. Powered by Met Office data.

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Nearest rain gauges to Swanage

GaugeDistanceYesterday7 daysOctoberToday
Rainfall gauge nr Swanage 0.0km 0.4mm 105.5mm 140.4mm 5.3mm
Rainfall gauge nr Poole nr Poole 15.8km 0.0mm 100.5mm 138.9mm 5.3mm
Rainfall gauge nr Hurn nr Hurn 18.7km 0.0mm 105.1mm 140.8mm 4.8mm

Last 30 days at Rainfall gauge nr Swanage

Daily totals 26 Sep–25 Oct. Wettest day: 28.0mm.

Rain days this October

18 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Swanage, against a full-month average of 17.9 rain days (based on 26 months of records at this gauge).

Rainfall year by year in Swanage

2026 so far: 599 mm (1 Jan to 25 Oct), against 607 mm by the same date in an average year (2000–2025) — about average.

One bar per calendar year, the local rain gauge: the Environment Agency's quality-checked daily archive, then live telemetry for the latest months. Wettest: 2023 (1,144 mm). Driest: 2011 (647 mm). Average: 834 mm a year. Striped years have gaps in the record, so no total is shown for them.

Wettest days and storms in Swanage

Wettest days since 2000

  1. 82.8 mm 8 Sep 2002
  2. 43.4 mm 7 Oct 2001
  3. 43.4 mm 1 Aug 2016
  4. 43.2 mm 24 Oct 2023
  5. 42.0 mm 22 Jan 2013

Storms that brought the most rain here

  1. 47.8 mm Storm Angus · 19–21 Nov 2016
  2. 42.5 mm Storm Henk · 2–5 Jan 2024
  3. 41.9 mm Storm Bert · 22–25 Nov 2024
  4. 39.4 mm Storm Deirdre · 15–16 Dec 2018
  5. 37.4 mm Storm Brendan · 13–14 Jan 2020

Daily totals are the local rain gauge, for UTC days. 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 Swanage

Swanage gets about 905 mm of rain a year on average (wettest month December, 112 mm; driest May, 50 mm). That is drier than 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), 1.9 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 Swanage

Rain gauge River gauge Storm overflow

Rivers near Swanage

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 Swanage's monitored area.

Storm overflows near Swanage

10 storm overflows within 5 km of the centre of Swanage's monitored area. None of the 8 with a live status is discharging right now, and 2 have no current status.

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: © Wessex 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 Swanage

Swanage
Photo: Wikimedia Commons (author and licence on the file page)

Town in Dorset, England

Swanage is a coastal town and civil parish in the south-east of Dorset, England. It lies at the eastern end of the Isle of Purbeck and is one of its two towns, approximately 6+1⁄4 miles (10 km) south of Poole and 25 miles (40 km) east of Dorchester. At the 2021 census, the civil parish had a population of 9,426. Nearby are Ballard Down and Old Harry Rocks, with Studland Bay and Poole Harbour to the north; within the parish are Durlston Bay and Durlston Country Park to the south of the town. The parish also includes the areas of Herston, just to the west of the town, and Durlston, just to the south.

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

Frequently asked questions

How much rain fell in Swanage yesterday?

0.4mm of rain fell yesterday (25 Oct 2026), from Rainfall gauge nr Swanage, the nearest reporting rain gauge to Swanage (0.0km away).

Is this month wetter than normal in Swanage?

October so far: 140.4mm vs 106.1mm October average — 32% wetter (the average covers the whole month; we are 26 days in). Figures are from Rainfall gauge nr Swanage.

Where is the nearest rain gauge to Swanage?

Rainfall gauge nr Swanage is the nearest rain gauge, 0.0km from the centre of Swanage'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 Swanage had this month?

18 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Swanage, against a full-month average of 17.9 rain days.

What was the wettest year in Swanage?

2023 was the wettest year in the record since 2000, with 1,144 mm from the local rain gauge, against an average of 834 mm a year. The driest was 2011, with 647 mm.

What is the wettest day on record in Swanage?

8 Sep 2002: 82.8 mm at the local rain gauge. Records since 1 Jan 2000.

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 Swanage's monitored area — local rainfall can vary over short distances.