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Rainfall in Swansea

How much rain fell in Swansea, South Wales? Daily, weekly and monthly totals averaged over the Natural Resources Wales rain gauges within 15km, updated every 15 minutes.

The average of 8 rain gauges within 15km of the centre of Swansea, all reporting in the last two days. This November they range from 0.8mm to 9.0mm. The nearest is Victoria Park Raingauge, 1.6km away. Rain can be very local, so one street may differ from the average.
0.1mm
Yesterday (9 Nov 2026)
0.7mm
Last 7 days
6.0mm
November so far
vs 188.2mm avg — 97% drier
5.1mm
Today so far (UTC)

Rain forecast

Next 24 hours: about 0.3mm of rain forecast for the area around Swansea.

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 Swansea

Met Office forecast for the next 24 hours: 90% chance of more than 1 mm, 50% chance of more than 4 mm and 5% chance of more than 12 mm.

Next 48 hours: 90% chance of more than 1 mm.

Updated 16:40 on Tue 10 Nov. For the Met Office forecast point under 1 km from Swansea. Powered by Met Office data.

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Nearest rain gauges to Swansea

GaugeDistanceYesterday7 daysNovemberToday
Victoria Park Raingauge 1.6km 0.0mm 0.5mm 7.5mm 7.0mm
Gowerton Raingauge 7.2km 0.0mm 0.4mm 5.2mm 4.6mm
Birchgrove Raingauge 8.0km 0.2mm 1.2mm 7.0mm 5.6mm

Last 30 days (average of 8 gauges within 15km)

Daily totals 11 Oct–9 Nov. Wettest day: 32.9mm.

Rain days this November

2 days with at least 0.2mm of rain so far this November at Victoria Park Raingauge, against a full-month average of 18.0 rain days (based on 1 months of records at this gauge).

Rainfall year by year: Wales

The rain gauges near Swansea do not have a long enough daily record yet, so this is the Met Office series for the wider region.

Yearly rainfall 1986–2025, with the dashed line at the 1991–2020 average. Wettest: 2000 (1,886 mm). Driest: 2010 (1,129 mm). Source: Met Office HadUK-Grid areal series, Open Government Licence v3.0.

Average rainfall in Swansea

Swansea gets about 1,274 mm of rain a year on average (wettest month November, 145 mm; driest April, 73 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), 2.0 km from the centre of Swansea. 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 Swansea

Rain gauge River gauge Storm overflow Discharging now

Rivers near Swansea

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 Swansea.

Storm overflows near Swansea

46 storm overflows within 5 km of the centre of Swansea. 1 is discharging now, 44 report not discharging, and 1 has no current status.

Discharging now, then the most spills in the latest annual return

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: © Dŵr Cymru Welsh Water, from its Storm Overflow Map.

About Swansea

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

City and county in Wales

Swansea is a port and coastal city in Wales. It is the second-largest city in the country. The city forms a principal area, officially known as the City and County of Swansea.

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

Frequently asked questions

How much rain fell in Swansea yesterday?

0.1mm of rain fell yesterday (9 Nov 2026), from the average of 8 rain gauges within 15km of Swansea.

Is this month wetter than normal in Swansea?

November so far: 6.0mm vs 188.2mm November average — 97% drier (the average covers the whole month; we are 10 days in). Figures are the average of 8 rain gauges within 15km.

Where is the nearest rain gauge to Swansea?

Victoria Park Raingauge is the nearest rain gauge, 1.6km from the centre of Swansea. Rain gauges can be several kilometres from the town itself, so very local downpours may not register exactly.

How many rain days has Swansea had this month?

2 days with at least 0.2mm of rain so far this November at Victoria Park Raingauge, against a full-month average of 18.0 rain days.

Rainfall data: Natural Resources Wales 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 Swansea — local rainfall can vary over short distances. The centre of Swansea is the Ordnance Survey Open Names point for the city or town. Contains OS data © Crown copyright and database right 2026 (OGL v3.0).