Swansea Weather in January

In Swansea, January brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 13°C (55°F). Some rainfall is to be expected.

Rainfall in Swansea in January

On average, there are about 13 days with rain during this month, averaging 59 mm (2.3 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Swansea in January

The excellent temperature in Swansea in January makes it a solid month to visit, with 21°C (70°F) during the day and 13°C (55°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. On average, it sees the highest temps of the year.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February and March typically offer the best weather for Swansea.