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Rainfall in Halwill

How much rain fell in Halwill, Devon? 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 Halwill's monitored area, all reporting in the last two days. This October they range from 35.6mm to 143.7mm. The nearest is Rainfall gauge nr Halwill, 0.0km away. Rain can be very local, so one street may differ from the average.
1.1mm
Yesterday (25 Oct 2026)
78.8mm
Last 7 days
114.7mm
October so far
vs 129.8mm avg — 12% drier
4.0mm
Today so far (UTC)

Rain forecast

Next 24 hours: about 2.5mm of rain forecast for the area around Halwill, heaviest in the hour to Tue 01:00 (1.0mm).

A computer model forecast (DWD ICON) for a square about 15 km across, updated 05:05 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 1.6mm at Rainfall gauge nr Halwill was the wettest day at this gauge since 16 Oct 2026 and in the top 64% of 381 rain days in this gauge's 19-month record.
⚠️ Yesterday's 1.9mm at Rainfall gauge nr Broadwoodwidger was the wettest day at this gauge since 24 Oct 2026 and in the top 52.2% of 624 rain days in this gauge's 2-year record.

Nearest rain gauges to Halwill

GaugeDistanceYesterday7 daysOctoberToday
Rainfall gauge nr Halwill 0.0km 1.6mm 3.7mm 35.6mm 0.2mm
Rainfall gauge nr Broadwoodwidger nr Broadwoodwidger 9.4km 1.9mm 83.9mm 113.2mm 4.1mm
Rainfall gauge nr Holsworthy nr Holsworthy 9.7km 0.9mm 91.8mm 133.8mm 6.2mm

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

Daily totals 26 Sep–25 Oct. Wettest day: 31.3mm.

Rain days this October

17 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Halwill, against a full-month average of 20.6 rain days (based on 19 months of records at this gauge).

Rainfall year by year in Halwill

2026 so far: 1,028 mm (1 Jan to 25 Oct), against 913 mm by the same date in an average year (2003–2025) — 13% wetter.

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: 2012 (1,606 mm). Driest: 2003 (827 mm). Average: 1,234 mm a year.

Wettest days and storms in Halwill

Wettest days since 2000

  1. 58.3 mm 15 Apr 2025up to 72.8 mm at one gauge
  2. 50.5 mm 23 Nov 2024 · Storm Bertup to 77.5 mm at one gauge
  3. 48.5 mm 5 Jul 2000up to 97.0 mm at one gauge
  4. 48.3 mm 16 Jul 2009up to 64.6 mm at one gauge
  5. 48.2 mm 16 Aug 2004 · Boscastle flash flood 2004up to 75.5 mm at one gauge

Storms that brought the most rain here

  1. 83.8 mm Storm Bert · 22–25 Nov 2024
  2. 73.6 mm Storm Callum · 11–14 Oct 2018
  3. 49.7 mm Storm Dennis · 15–16 Feb 2020
  4. 48.2 mm Boscastle flash flood 2004 · 16 Aug 2004
  5. 47.9 mm Storm Angus · 19–21 Nov 2016

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 Halwill

Halwill gets about 1,266 mm of rain a year on average (wettest month December, 154 mm; driest May, 71 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), 1.8 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 Halwill

Rain gauge River gauge Storm overflow

Rivers near Halwill

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 Halwill's monitored area.

Storm overflows near Halwill

1 storm overflow within 5 km of the centre of Halwill's monitored area. The 1 with a live status is not discharging right now.

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 Halwill

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

Village in Devon, England

Halwill is a village and civil parish in the Torridge district, in Devon, England, just off the A3079 Okehampton to Holsworthy road. About a mile away on the main road is another settlement called Halwill Junction. In 2011 the parish had a population of 930.

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

Frequently asked questions

How much rain fell in Halwill yesterday?

1.1mm of rain fell yesterday (25 Oct 2026), from the average of 6 rain gauges within 15km of Halwill.

Is this month wetter than normal in Halwill?

October so far: 114.7mm vs 129.8mm October average — 12% drier (the average covers the whole month; we are 26 days in). Figures are the average of 6 rain gauges within 15km.

Where is the nearest rain gauge to Halwill?

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

17 days with at least 0.2mm of rain so far this October at Rainfall gauge nr Halwill, against a full-month average of 20.6 rain days.

What was the wettest year in Halwill?

2012 was the wettest year in the record since 2003, with 1,606 mm from the average of 6 local rain gauges, against an average of 1,234 mm a year. The driest was 2003, with 827 mm.

What is the wettest day on record in Halwill?

15 Apr 2025: 58.3 mm on average across 6 local rain gauges, and up to 72.8 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 Halwill's monitored area — local rainfall can vary over short distances.