Treuddyn Hava Durumu

Aberaeron Abercanaid Abercarn Abercynon Aberdare Aberfan Abergavenny Abergele Aberkenfig Aberporth Abertillery Abertridwr Aberystwyth Amlwch Ammanford Anglesey Bagillt Bala Bangor Bargoed Barmouth Barry Beaumaris Beddau Bedlinog Bedwas Benllech Bethesda Betws Betws-y-Coed Bishopston Blackwood Blaenau Gwent Blaenau-Ffestiniog Blaenavon Blaengwynfi Bodedern Bodelwyddan Borth Bow Street Brecon Bridgend Bridgend county borough Briton Ferry Broughton Brymbo Bryn Brynamman Brynmawr Brynna Buckley Builth Wells Burry Port Caergwrle Caerleon Caernarfon Caerphilly Caerphilly County Borough Caerwent Caldicot Cardiff Cardigan Carmarthen Carmarthenshire Cefn Cribwr Cemaes Bay Chepstow Chirk City and County of Swansea Clydach Coedpoeth Coity Colwyn Bay Conwy County of Ceredigion County of Flintshire Cowbridge Criccieth Crickhowell Croeserw Crofty Cross Hands Crumlin Crymych Crynant Cwm Cwmafan Cwmbach Cwmbran Deeside Deganwy Deiniolen Denbigh Denbighshire Deri Dinas Powys Dolgellau Dyffryn Ardudwy Dyserth Ebbw Vale Ferndale Fishguard Flint Fochriw Four Crosses Gaerwen Gelligaer Gilfach Goch Gilwern Glanamman Glandwr Glyn-neath Glyncorrwg Goodwick Gorseinon Govilon Greenfield Gresford Gronant Grovesend Guilsfield Gwynedd Harlech Haverfordwest Hawarden Hay Hengoed Henllan Hirwaun Holyhead Holywell Hook Hope Hundleton Johnston Kidwelly Kilgetty Knighton Lampeter Leeswood Letterston Llanarth Llanbedr Llanberis Llanbradach Llandeilo Llandovery Llandrindod Wells Llandudno Llandybie Llandysul Llanelli Llanerchymedd Llanfair Caereinion Llanfairfechan Llanfairpwllgwyngyll Llanfyllin Llangefni Llangoed Llangollen Llangwm Llangybi Llangynidr Llanharan Llanharry Llanidloes Llanilar Llanrhaeadr-ym-Mochnant Llanrug Llanrwst Llansantffraid Glan Conwy Llansteffan Llantrisant Llantwit Fardre Llantwit Major Llwynypia Machen Machynlleth Maesteg Magor Marchwiel Marshfield Menai Bridge Merthyr Tydfil Merthyr Tydfil County Borough Milford Haven Moelfre Mold Monmouth Monmouthshire Mostyn Mountain Ash Narberth Neath Neath Port Talbot Nefyn Nelson New Quay New Tredegar Newbridge Newcastle Emlyn Newport Newtown Neyland Northop Ogmore Vale Overton Pembroke Pembroke Dock Pembrokeshire Pen-clawdd Penally Penarth Pencader Pencoed Penmaenmawr Penparcau Penrhyndeudraeth Pentre Pentyrch Penyffordd Penygroes Pont Rhyd-y-cyff Pontarddulais Pontlliw Pontyates Pontyberem Pontyclun Pontycymer Pontypool Pontypridd Port Talbot Porthcawl Porthmadog Prestatyn Presteigne Price Town Pwllheli Pyle Radyr Raglan Resolven Rhayader Rhondda Rhondda Cynon Taf Rhoose Rhosllanerchrugog Rhosneigr Rhuddlan Rhyl Rhymney Risca Rogiet Rossett Ruabon Ruthin Saint Asaph Saint Clears Saint Davids Saundersfoot Seven Sisters Sir Powys Southgate Spittal Steynton Swansea Taibach Tal-y-bont Talgarth Talysarn Templeton Tenby Three Crosses Tintern Tonypandy Tonyrefail Torfaen County Borough Trawsfynydd Tredegar Trefnant Tregaron Tregarth Treharris Treorchy Treuddyn Trimsaran Tumble Tycroes Tywyn Undy Usk Vale of Glamorgan Valley Victoria Welshpool Wenvoe Whitland Wick Wrexham Y Felinheli Ynysybwl Ystalyfera