Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Swansea, Wales, United Kingdom in January

In an average January, Swansea sees a daily high around 7°C and a low around 4°C, based on 1981–2026 of local climate records.

Average high7°C
Typical high range4°C to 10°C
Average low4°C
Typical low range1°C to 8°C
Average daily precipitation3 mm

January records

The most extreme January on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total January accumulation.

High

Highest 12°C 2016-01-24
Lowest -4°C 1987-01-12

Low

Highest 11°C 2008-01-19
Lowest -7°C 1987-01-13

Feels-like

Highest 11°C 2008-01-19
Lowest -16°C 1987-01-13

Humidity

Highest 9.5 g/m³ 2016-01-24
Lowest 2.9 g/m³ 1987-01-12

Wind

Highest 83 km/h 1990-01-25
Lowest 7 km/h 2022-01-13

Precip

Wettest 181 mm 2016
Driest 16 mm 1997

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