July 15th. St Swithun's Day. According to legend the weather today will indicate conditions for the next 40 days. We'll have to wait and see!
In the short term most of Wales will be fine and dry with spells of very warm sunshine. Coastal areas will be cooler and cloudier with winds off the sea. Maximum temperature 26 °C.
A dry and bright evening gives way to a clear and dry night. Cloudier in the west, with the risk of some mist developing towards the end of the night. Minimum temperature 10 °C.
Tuesday remaining settled with good spells of dry and sunny weather. Very warm in the sunshine with light winds. Western coastal areas may be cooler and cloudier with sea breezes. Maximum temperature 26 °C.