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Rainfall in Chorley

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

The average of 7 rain gauges within 15km of the centre of Chorley's monitored area, all reporting in the last two days. This October they range from 109.5mm to 183.5mm. The nearest is Rainfall gauge nr Chorley (south-east), 3.4km away. Rain can be very local, so one street may differ from the average.
1.6mm
Yesterday (27 Oct 2026)
68.1mm
Last 7 days
142.6mm
October so far
vs 135.1mm avg — 6% wetter
0.0mm
Today so far (UTC)

Rain forecast

Next 24 hours: about 3.2mm of rain forecast for the area around Chorley, heaviest in the hour to 08:00 (1.2mm).

A computer model forecast (DWD ICON) for a square about 15 km across, updated Tue 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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⚠️ Yesterday's 1.4mm at Rainfall gauge nr Chorley (south-east) was the wettest day at this gauge since 26 Oct 2026 and in the top 62.7% of 584 rain days in this gauge's 2-year record.
⚠️ Yesterday's 1.6mm at Rainfall gauge nr Chorley (north-west) was the wettest day at this gauge since 26 Oct 2026 and in the top 58.6% of 587 rain days in this gauge's 2-year record.

Nearest rain gauges to Chorley

GaugeDistanceYesterday7 daysOctoberToday
Rainfall gauge nr Chorley (south-east) 3.4km 1.4mm 69.1mm 130.9mm 0.0mm
Rainfall gauge nr Wigan nr Wigan 4.8km 0.7mm 66.2mm 129.7mm 0.0mm
Rainfall gauge nr Chorley (north-west) 5.0km 1.6mm 54.8mm 109.5mm 0.0mm

Last 30 days (average of 7 gauges within 15km)

Daily totals 28 Sep–27 Oct. Wettest day: 28.0mm.

Rain days this October

23 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Chorley (south-east), against a full-month average of 20.8 rain days (based on 3 months of records at this gauge).

Rainfall year by year in Chorley

2026 so far: 940 mm (1 Jan to 27 Oct), against 939 mm by the same date in an average year (2000–2025) — about average.

One bar per calendar year, the average of 7 local rain gauges: the Environment Agency's quality-checked daily archive, then live telemetry for the latest months. Wettest: 2012 (1,697 mm). Driest: 2013 (926 mm). Average: 1,218 mm a year.

Wettest days and storms in Chorley

Wettest days since 2000

  1. 67.8 mm 31 Dec 2024up to 82.4 mm at one gauge
  2. 59.2 mm 25 Dec 2015up to 76.2 mm at one gauge
  3. 55.4 mm 22 May 2024up to 62.7 mm at one gauge
  4. 54.5 mm 20 Sep 2025up to 68.3 mm at one gauge
  5. 50.4 mm 24 Sep 2012up to 62.6 mm at one gauge

Storms that brought the most rain here

  1. 66.4 mm Storm Christoph · 19–21 Jan 2021
  2. 60.0 mm Storm Bert · 22–25 Nov 2024
  3. 54.4 mm Storm Ciara · 8–9 Feb 2020
  4. 48.4 mm Storm Barra · 6–8 Dec 2021
  5. 40.2 mm Storm Callum · 11–14 Oct 2018

Daily totals are the average of 7 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 Chorley

Chorley gets about 1,237 mm of rain a year on average (wettest month December, 137 mm; driest April, 72 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), 2.7 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 Chorley

Rain gauge River gauge Storm overflow

Rivers near Chorley

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 Chorley's monitored area.

Storm overflows near Chorley

27 storm overflows within 5 km of the centre of Chorley's monitored area. None of the 25 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: © United Utilities 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 Chorley

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

Town in Lancashire, England

Chorley is a town and the administrative centre of the wider Borough of Chorley in Lancashire, England, 8 miles (13 km) north of Wigan, 11 miles (18 km) south west of Blackburn, 11 miles (18 km) north west of Bolton, 12 miles (19 km) south of Preston and 20 miles (32 km) north west of Manchester. The town's wealth came principally from the cotton industry. In 2020 it had a population of 36,682.

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

Frequently asked questions

How much rain fell in Chorley yesterday?

1.6mm of rain fell yesterday (27 Oct 2026), from the average of 7 rain gauges within 15km of Chorley.

Is this month wetter than normal in Chorley?

October so far: 142.6mm vs 135.1mm October average — 6% wetter. Figures are the average of 7 rain gauges within 15km.

Where is the nearest rain gauge to Chorley?

Rainfall gauge nr Chorley (south-east) is the nearest rain gauge, 3.4km from the centre of Chorley'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 Chorley had this month?

23 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Chorley (south-east), against a full-month average of 20.8 rain days.

What was the wettest year in Chorley?

2012 was the wettest year in the record since 2000, with 1,697 mm from the average of 7 local rain gauges, against an average of 1,218 mm a year. The driest was 2013, with 926 mm.

What is the wettest day on record in Chorley?

31 Dec 2024: 67.8 mm on average across 7 local rain gauges, and up to 82.4 mm at one of them. 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 Chorley's monitored area — local rainfall can vary over short distances.