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DayClox, 145 High Street, RhylRhyl, #1 on this list · Photo: Jaggery · CC BY-SA 2.0
Clwyd rankings · Climate

Driest towns in Clwyd

Rhyl is the driest of Clwyd’s 39 towns of 2,500+: 710 mm of rain in a typical year (Met Office, 1991–2020). The typical town here gets 840 mm.

Rain in a typical year, in millimetres. Met Office HadUK-Grid 1991–2020 averages on its 2 km grid, the cells inside each town averaged (contains Met Office data © Crown copyright). A described list: no letters. The rank across England, Scotland, Wales and Northern Ireland sits beside each figure.

#1

Rhyl

26,982 people
710mm

Rain a year·14 days of 10 mm+·#932 of 2,537 in England, Scotland, Wales and Northern Ireland

#2

Broughton

6,532 people
722mm

Rain a year·16 days of 10 mm+·#1,015 of 2,537 in England, Scotland, Wales and Northern Ireland

#3

Holywell

7,741 people
723mm

Rain a year·18 days of 10 mm+·#1,018 of 2,537 in England, Scotland, Wales and Northern Ireland

All 39 towns, ranked

Rain a year, lowest first. Towns smaller than a 2 km cell share its figures. Towns with the same figure share a rank (T = tied). Each rank across England, Scotland, Wales and Northern Ireland links to the national list.

Every town in Clwyd →

39 towns.

#TownRain a yearDays 10 mm+UK rank
1Rhyl26,982 people710 mm14#932 of 2,537 nationally
T12Aston2,847 people772 mm15#1,244 of 2,537 nationally
T12Shotton6,500 people772 mm15#1,244 of 2,537 nationally
15Wrexham44,781 people782 mm18#1,303 of 2,537 nationally
16Denbigh8,072 people830 mm20#1,492 of 2,537 nationally
17Hope4,422 people832 mm21#1,501 of 2,537 nationally
T20Llay4,666 people840 mm18#1,534 of 2,537 nationally
T20Ruthin5,700 people840 mm19#1,534 of 2,537 nationally
22Mold9,890 people842 mm20#1,546 of 2,537 nationally
24Buckley13,562 people845 mm21#1,557 of 2,537 nationally
26Brynteg9,229 people853 mm22#1,588 of 2,537 nationally
T27Ruabon3,414 people859 mm22#1,611 of 2,537 nationally
29Flint12,776 people864 mm15#1,628 of 2,537 nationally
32Conwy15,706 people911 mm23#1,792 of 2,537 nationally
34Chirk3,930 people925 mm25#1,833 of 2,537 nationally
37Llangollen3,048 people1,000 mm27#1,979 of 2,537 nationally
Quick answers

Questions people ask

What is the driest town in Clwyd?

Rhyl: 710 mm of rain in a typical year, the most in October 81 mm. Broughton and Holywell follow.

How are these towns ranked?

By the rain that falls in a typical year, least first, from the Met Office’s 1991–2020 averages on its 2 km grid: the cells inside the town, or the one nearest its centre for a town smaller than a cell. The figure is the one on each town’s Climate page.

Why isn’t my town on this list?

The list covers Clwyd’s towns of 2,500+ with the figure. Smaller places show it on their own pages; every town in Clwyd is on the county page.

Go deeper

More Clwyd lists

Every list ranks the same 2,500+ towns, so a town’s rank means the same thing on each.

All Clwyd rankings →
County by county

Driest towns, county by county

Sources: . All under the Open Government Licence v3.0.

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.