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Rainfall in Ruislip

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

The average of 6 rain gauges within 15km of the centre of Ruislip's monitored area, all reporting in the last two days. This October they range from 60.8mm to 74.6mm. The nearest is Rainfall gauge nr Greater London (south), 8.0km away. Rain can be very local, so one street may differ from the average.
17.1mm
Yesterday (23 Oct 2026)
44.7mm
Last 7 days
67.8mm
October so far
vs 74.8mm avg — 9% drier
12.2mm
Today so far (UTC)

Rain forecast

Next 24 hours: about 1.9mm of rain forecast for the area around Ruislip, heaviest in the hour to 19:00 (0.7mm).

A computer model forecast (DWD ICON) for a square about 15 km across, updated 17:05 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.

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⚠️ Yesterday's 22.4mm at Rainfall gauge nr Greater London (south) was the wettest day at this gauge since 23 Jun 2026 and in the top 1.1% of 359 rain days in this gauge's 2-year record.
⚠️ Yesterday's 13.8mm at Rainfall gauge nr Greater London (east) was the wettest day at this gauge since 2 Jun 2026 and in the top 3.7% of 353 rain days in this gauge's 2-year record.
⚠️ Yesterday's 13.6mm at Rainfall gauge nr Greater London (north-east) was the wettest day at this gauge since 23 Jun 2026 and in the top 4.5% of 376 rain days in this gauge's 2-year record.

Nearest rain gauges to Ruislip

GaugeDistanceYesterday7 daysOctoberToday
Rainfall gauge nr Greater London (south) nr Greater London 8.0km 22.4mm 46.8mm 66.8mm 8.4mm
Rainfall gauge nr Greater London (east) nr Greater London 9.2km 13.8mm 39.2mm 60.8mm 11.8mm
Rainfall gauge nr Greater London (north-east) nr Greater London 10.0km 13.6mm 39.4mm 65.6mm 13.8mm

Last 30 days (average of 6 gauges within 15km)

Daily totals 24 Sep–23 Oct. Wettest day: 17.1mm.

Rain days this October

12 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Greater London (south), against a full-month average of 16.2 rain days (based on 2 months of records at this gauge).

Rainfall year by year in Ruislip

2026 so far: 418 mm (1 Jan to 23 Oct), against 498 mm by the same date in an average year (2004–2025) — 16% drier.

One bar per calendar year, the average of 6 local rain gauges: the Environment Agency's quality-checked daily archive, then live telemetry for the latest months. Wettest: 2014 (840 mm). Driest: 2011 (527 mm). Average: 642 mm a year. Striped years have gaps in the record, so no total is shown for them.

Wettest days and storms in Ruislip

Wettest days since 2003

  1. 43.8 mm 2 Oct 2020up to 47.6 mm at one gauge
  2. 39.4 mm 26 Aug 2015up to 45.2 mm at one gauge
  3. 34.3 mm 24 Jul 2015
  4. 34.2 mm 2 Nov 2022up to 36.2 mm at one gauge
  5. 33.5 mm 27 May 2007up to 38.8 mm at one gauge

Storms that brought the most rain here

  1. 54.5 mm Storm Babet · 18–22 Oct 2023
  2. 41.7 mm Storm Callum · 11–14 Oct 2018
  3. 36.1 mm Storm Angus · 19–21 Nov 2016
  4. 26.7 mm St Jude storm 2013 · 27–28 Oct 2013
  5. 25.6 mm Storm Henk · 2–5 Jan 2024

Daily totals are the average of 6 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 Ruislip

Ruislip gets about 654 mm of rain a year on average (wettest month November, 72 mm; driest March, 41 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), 3.0 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 Ruislip

Rain gauge River gauge Storm overflow

Rivers near Ruislip

River Colne the largest river near Ruislip

Nearest gauge on it: Willowbank, 4.8 km away: 0.86 m Steady.

Every gauge on the River Colne →

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 Ruislip's monitored area.

Storm overflows near Ruislip

3 storm overflows within 5 km of the centre of Ruislip's monitored area. None of the 2 with a live status is discharging right now, and 1 has no current status.

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: © Thames 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 Ruislip

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

Area of London, England

Ruislip is a suburb in the Hillingdon borough of West London. Prior to 1965, it was in Middlesex. Ruislip lies 13.8 miles (22.2 km) west-north-west of Charing Cross.

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

Frequently asked questions

How much rain fell in Ruislip yesterday?

17.1mm of rain fell yesterday (23 Oct 2026), from the average of 6 rain gauges within 15km of Ruislip.

Is this month wetter than normal in Ruislip?

October so far: 67.8mm vs 74.8mm October average — 9% drier (the average covers the whole month; we are 24 days in). Figures are the average of 6 rain gauges within 15km.

Where is the nearest rain gauge to Ruislip?

Rainfall gauge nr Greater London (south) is the nearest rain gauge, 8.0km from the centre of Ruislip'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 Ruislip had this month?

12 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Greater London (south), against a full-month average of 16.2 rain days.

What was the wettest year in Ruislip?

2014 was the wettest year in the record since 2004, with 840 mm from the average of 6 local rain gauges, against an average of 642 mm a year. The driest was 2011, with 527 mm.

What is the wettest day on record in Ruislip?

2 Oct 2020: 43.8 mm on average across 6 local rain gauges, and up to 47.6 mm at one of them. Records since 1 Jul 2003.

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