October in Wales typically marks a transition into autumn, with decreasing temperatures and increasing rainfall. Expect average highs between 12-15C (54-59F) and lows of 7-9C (45-48F). Coastal areas tend to experience milder temperatures than inland regions, while mountainous areas, such as Snowdonia, can see significantly colder conditions, including occasional frost and even snow at higher elevations. Sunshine hours decrease to an average of 2-3 hours per day, and rainfall becomes more frequent and persistent.
Understanding the typical climatic conditions during this period is crucial for planning activities and packing appropriately. Visitors and residents alike should prepare for changeable weather, with the potential for sunny spells, showers, and strong winds within a single day. This information is valuable for those engaging in outdoor pursuits like hiking, cycling, or exploring the Welsh coastline. Historically, October has been a harvest month in Wales, and the changing weather patterns played a significant role in traditional agricultural practices.